Road and trail, worldwide
Trail races
1,232 racesupcoming
There are 1232 upcoming trail races on the calendar, from September 2026 to October 2027. The next is 24 Hours of Palmer Lake in Palmer Lake, CO on September 26, 2026. The most climbing is at Machete Muertos 200: 43,999 ft (13,411 m).
September 2026
- 24 Hours of Palmer Lake24 HourTrailPalmer Lake, CO
- A Walk/Run to Remember 20255KTrailCarson city, NV
- Arthur’s Army 5K and Fun Run5KTrailPelham, AL
- Assault on Yonah Mountain2.5 MilerTrailCleveland, GA
- Babbitts Backyard UltraBYUTrailFlagstaff, AZ
- Backyard Nonsense24 HourTrailBrighton, WI
- Bandit Ultra Trail50KTrailLos Angeles (Simi Valley), CA
- Big Sioux Rec Trail Race5 MileTrailBrandon, SD
- Cancer Warriors 5k5KTrailBaltimore, MD
- Cat's Tail Trail Marathon26 MilerTrailShandaken, NY
- Crested Butte Ultra50 MileTrailCrested Butte, CO
- Darter Dash10KTrailPinson, AL
- Deep Creek Trail Half MarathonMarathonTrailTelluride, CO
- Dick Collins Firetrails100KTrailCastro Valley, CA
- Double Peak Challenge 10k10KTrailSan Marcos, CA
- Estes EpicThe EpicTrailEstes Park, CO
- Fast Track Trail Race13KTrailWaterloo, IA
- FidalgoMarathonTrailAnacortes, WA6,601 ft
- FlatRock50KTrailIndependence, KS
- Granite Mountain Grind50KTrailPrescott, AZ
- Half Day at the Lake12 HourTrailEvanston, IL
- Hindsight Ultra Trail Runs100 MileTrailDixon, IL6,200 ft
- In Yan Teopa 5 & 10 miler10 MileTrailFrontenac, MN
- Joe's Night Run At The Hamptons11 HourTrailHampton, VA
- Laurel Highlands Ultra - Fall Classic50 MileTrailSomerset, PA
- Massey Meadow Half & 10KMarathonTrailVernal, UT1,532 ft
- Midwest Everest100 MileTrailBelmont, MI30,000 ft
- Mount Disappointment Mountain Race50KTrailMt. Wilson, CA3,799 ft
- Mountain Man Ultra50KTrailWaterville, PA
- O'Brien Trail Races50KTrailMarine on St Croix, MN
- Parallel of Latitude Endurance Race8hrs SoloTrailDryden, NY
- Queen of the RidgeBYUTrailArena, WI249 ft
- Ridge Rambler 5k5KTrailBridgeport, CA
- Ridge Rambler Half MarathonMarathonTrailBridgeport, CA
- Run the Red Desert50KTrailSouth Pass City, WY
- The Hungerford Trail Races50 MileTrailBig Rapids, MI
- Tick Tock Ultra12 HourTrailLakeland, FL
- Tunxis Trail Races8KTrailBurlington, CT
- Valleys Ultra (7)110KTrailConiston, Cumbria, England18,045 ft
- WILD Wahatoya Runs50KTrailLa Veta, CO
- Water Gap 50k and Half50KTrailMilford, PA
- We Walk! Marathon50KTrailMayer, MN
- Westmore Mountain ChallengeMarathonTrailEast Charleston, VT6,142 ft
- Farm to Farm Ultra50 MilerTrailFreeport, ME
- Paine Mountain Trail RacesSummit RaceTrailNorthfield, VT
- Pleasant Mountain Race21kTrailBridgton, ME
- Run for Nature10KTrailLowell, MA
- Portland Trail Series - FallSept 30TrailPortland, OR
- Virtrail Race Series32 Miles Hike for TimeTrailCache Valley, UT
October 2026
- Mammoth 200200 MileTrailCalifornia
- Pong Yaeng Trail160KTrailChiang Mai, Thailand26,247 ft
- Ulju Trail Nine Peaks128KTrailUlju, Ulsan, South Korea19,685 ft
- Ultra Trail Lago d'Orta100KTrailOmegna, Italy16,404 ft
- Yuba Gold50KTrailNevada City, CA
- Back On The Ranch Trail Run48 HourTrailLos Olivos, CA433 ft
- DC Peaks 100100 MileTrailNorth Salt Lake, UT20,869 ft
- Red Barn Challenge12hrsTrailLykens, PA
- THE MAMMOTHthe MAMMOTHTrailMammoth Lakes, CA
- 12 Hour - Adventure Trail Run30KTrailTriangle, VA
- A Stroll in the Park12hrsTrailCanton, GA
- Above the Clouds Ultra50KTrailWoodland Park, CO
- Angeles Crest 100 Mile Endurance Run100 MileTrailWrightwood, CA18,000 ft
- Arkansas Traveller 100100 MileTrailPerryville, AR12,000 ft
- Baker Lake 50k50KTrailBaker Lake, WA
- Big Cottonwood Canyon Classic5KTrailBrighton, UT
- Black Barn Backyard UltraLast Runner StandingTrailBonney Lake, WA
- Broken Arrow Skyrace Course Preview & Training RunLong Course Training RunTrailOlympic Valley, CA
- Bubba's Backyard UltraLast Person StandingTrailCenter Conway, NH
- Buck 5050KTrailKattskill bay, NY
- Chernisky Ghost Town Trail-a-thonMarathonTrailEbensburg, PA
- Cuyamaca100KTrailJulian, CA9,369 ft
- DC Peaks 5050 MileTrailKaysville, UT
- Dana Peak Trail Run100KTrailHarker Heights, TX
- Elmore Mountain 10k 202610KTrailLake Elmore, VT
- Export 100 Trail Run100 MilerTrailExport, PA7,392 ft
- Fire Tower Trail Races100KTrailHinckley, MN
- Flutters and Foliage Endurance Race6 Hour EnduranceTrailCohoes, NY
- Forbidden Forest 30 Hour Ultra Trail Run30hrsTrailStratford, CT
- Grand Valley BackyardBYUTrailLoma, CO499 ft
- Hennepin100 MileTrailPeru, IL945 ft
- John Holmes Trail Run50KTrailBrooksville, FL
- Lastest Not FastestBYUTrailNorth Bonneville, WA
- Little Dog's Backyard UltraLast Runner StandingTrailBell Buckle, TN
- Ninghai Ultra Trail109KTrailNinghai, Zhejiang, China16,358 ft
- North Bend Trail FestNorth Bend DoubleTrailNorth Bend, WA
- Project ACTION Pickle Fest 5K5.1KTrailSpringfield, VT
- Puglia by UTMB Sassi di Matera144KTrailItaly
- Run for the Rim 5k and 10K10KTrailJersey Shore, PA
- Saddles 100100 MileTrailprescott, AZ12,867 ft
- Sage Burner Trail Race50KTrailGunnison, CO
- Silent Trails10 MileTrailLaramie, WY
- Swiss Valley Trail Races50KTrailPeosta, IA876 ft
- The Bear Chase100KTrailLakewood, CO
- The Bull Mountain Epic50KTrailDahlonega, GA
- The Naturalist50KTrailFranklin, NC
- Trailtoberfest 3 Hour/6 Hour3 HourTrailHelena, AL
- Transjeju by UTMB107KTrailSeogwipo, Jeju, South Korea13,123 ft
- Yankee Springs Fall Festival50KTrailMiddleville, MI
- Baker Lake Classic 25k25KTrailConcrete, WA
- Black Forest Ultra100KTrailNorth Bend, PA
- Blues Cruise50KTrailReading, PA
- FAAP FALL CLASSIC20KTrailPittsburgh, PA
- Greenbrier River Trail MarathonMarathonTrailCass, WV
- Highlander Heavy HalfHalf MarathonTrailCold Spring, NY
- Jungle Escape - Way Over Yonder Trail RunMarathonTrailWest Milford, NJ
- Kokanee Trail RunsMarathonTrailSouth Lake Tahoe, CA
- NipMuck Trail MarathonMarathonTrailAshford, CT3,675 ft
- P tit Train du Nord MarathonMarathonTrailSaint-Jerome, QC, Canada
- The Basilisk10 MileTrailTannersville, PA
- The Raven10KTrailCoburn, PA
- Think Big Trail Challenge10KTrailSouth Williamsport, PA
- Virginia ANVIL Ultra TriathlonHalf MarathonTrailSpotsylvania, VA
- Cloudland Canyon CampoutGroup Runs OnlyTrailRising Fawn, GA
- Gran Trail Peñalara110KTrailManzanares el Real, Madrid, Spain19,685 ft
- Heartland125 MileTrailCassoday, KS6,001 ft
- Indiana100 MileTrailBloomington, IN6,000 ft
- Kodiak Ultra Marathons by UTMB100 MileTrailBig Bear Lake, CA17,582 ft
- Lake Biwa 100100 MileTrailTakashima, Shiga, Japan34,449 ft
- Martin House Miler48hTrailFort Worth, TX
- Moab 240 Endurance Run240 MileTrailMoab, UT37,001 ft
- Sparks Biggest Little Ultra100 Miles RaceTrailSparks, NV
- Tesla Hertz Run150 MilerTrailRocky Point, NY
- The Yeti 100 Mile Endurance Run100 MileTrailAbingdon, VA3,000 ft
- Bear Canyon Trail Run20 MileTrailSandy, UT7,999 ft
- Bear Trap Trail RacesMarathonTrailTooele, UT1,801 ft
- Blue Ridge Ultra50KTrailBlue Ridge, GA
- Break the Bank50 MileTrailDuluth, MN
- Broken Rock Trail Runs50KTrailDodgeville, WI
- Canal Corridor100 MileTrailCuyahoga Falls, OH2,000 ft
- Cape Fear 24 Hour24 HourTrailLillington, NC
- Caveman Challenge at Waterloo Lake50KTrailDenison, TX
- D&K's Wooly Worm Festival 5k5KTrailLewisburg, PA
- Des Plaines River Trail MarathonMarathonTrailLincolnshire, IL
- Des Plaines River Trail Races50 MileTrailLake County, IL
- Devil's Den Ultra30-HourTrailBradford, VT
- Dimple Dell Half MarathonMarathonTrailSandy, UT
- Duff Dog Backyard UltraBYUTrailLuverne, MN
- Euchre Bar Massacre50 MilerTrailForesthill, CA
- Farmdale Trail Run100 MileTrailEast Peoria, IL6,188 ft
- Fausett Farms Sunflower 5K5KTrailDawsonville, GA
- Flagstaff Loop Trail45 MilerTrailFlagstaff, AZ
- Granite Head Trails and Ales11.45 MilerTrailGranite Bay, CA
- Javornicka 100105KTrailMakov, Slovakia
- Kettlebell Kountdown50KTrailPelham, AL
- Lake Rhodhiss TrailfestLRT 12 HourTrailValdese, NC
- Lake Yahou50KTrailAnniston, AL
- Mad Meadows 5050 MileTrailLeavenworth, WA
- Midstate Massive Ultra Trail100 MilerTrailNew Ipswitch, NH13,615 ft
- Mountain Tiger Diablo12 MilerTrailClayton, CA
- MuleSkinner Endurance Races50 MilerTrailUpper Black Eddy, PA
- Newton Hills Trail Race6 MileTrailCanton, SD
- Real People Helping People 5k 10k 2.5 mile race10KTrailLock Haven, PA
- Reservoir Dogs Trail Run5KTrailOrinda, CA
- Rocky's Backyard UltraBackyard UltraTrailEstes Park, CO
- Ruth Anderson Memorial Endurance RunUltradistanceTrailSan Francisco, CA
- Sunset & Cider Trail Races50KTrailAuburn, CA
- That's No Moon Trail Races50 MileTrailSilverado, CA
- The Devils Race Track Backyard UltraLast Runner StandingTrailHuntsville, AL
- The Golden 6 Hour6hrsTrailCle Elum, WA
- The Last WolfBYUTrailKings Mountain, NC
- The Trout Brook10 MileTrailHudson, WI
- The Ultra Bird 12hr and 6hr Trail Races12 HourTrailWest Olive, MI
- Ultra Trail Amanecer Comechingón120KTrailMerlo, San Luis, Argentina
- Urban Wilderness 50k50KTrailKnoxville, TN
- Virginia 100 and 50 mile100 MileTrailMax Meadows, VA1,499 ft
- Whistlestop MarathonMarathonTrailAshland, WI
- Green Monster Trail Challenge50KTrailWellsboro, PA
- Hell Hole HalfHalf MarathonTrailCordesville, SC
- Mohawk Mountain RaceMarathonTrailCornwall, CT6,339 ft
- Oak Park Challenge7 MilerTrailHuntsville, AL
- River City Half Marathon5KTrailColumbus, GA
- The Land of Light 100k100KTrailNorway, ME
- Trail of Honor: Cody Myers Memorial Race4.5mile run/ruckTrailLock Haven, PA
- Vulcan's Fury Trail RaceMarathonTrailNottingham, NH
- Grand Raid La Reunion162KTrailSaint-Pierre, Réunion, Reunion32,152 ft
- Trail Zero ExpoGeneral AdmissionTrailKings Mountain, NC
- Chattanooga Mountains Stage Race60M Stage RaceTrailChattanooga, TN
- Endurance Trail des Templiers105KTrailMillau, France15,420 ft
- Meyerhoff's Mayhem48 HourTrailCedar Falls, IA
- Mines of Spain 100100 MileTrailDubuque, IA14,000 ft
- Pony Express Trail Run100 MileTrailWest of Faust, UT2,999 ft
- Shake Your Trail Feather Trail Run100KTrailCharleston, IL
- Thrasher Night Trail33KTrailCave Creek, AZ
- ARAVAIPA's OC Trail Runners Group RunGroup RunTrailNewport Coast, CA
- Autumn100 MileTrailRiver Arun, West Sussex, England6,499 ft
- BALS BackyardLast Person StandingTrailRock Hill, SC
- Big Dog's Backyard UltraLast Man StandingTrailBell Buckle, TN
- Black River Trail Classic5KTrailMillston, WI
- Blackall 100k100KTrailBlackall Range, QLD, Australia11,040 ft
- Bobcat Trail Races50KTrailColorado Springs, CO
- Cahuilla Rez Ultra100 MileTrailAnza, CA8,501 ft
- California Gold Rush Trail Run - FallMarathonTrailColoma, CA
- Cave Creek Thriller50KTrailCave Creek, AZ
- Cranmore Mountain Race10KTrailNorth Conway, NH
- Deadfall Trail Races25KTrailBrighton, MI
- Delaware Trail Fest24 KMTrailBear, DE
- Desert Runner Trail Series - Fall Pass50KTrailCave Creek, AZ
- Elden Ridge RunMarathonTrailFlagstaff, AZ
- Elk-Kings Trail Races50KTrailTillamook, OR
- Evenstar Ultras24hrsTrailBentonville, VA
- FSR 100100 MilerTrailCopperhill, TN11,254 ft
- Flatrock | Georgia50/50 ChallengeTrailDacula, GA
- Ghost Train Trail RacesHaunted Night 30-MileTrailBrookline, NH
- Green Eyes Gallop10KTrailChickamauga, GA
- Jacks Valley Trail Rally21KTrailCarson City, NV
- Jordan River Blitz Backyard12 HourTrailSouth Jordan, UT
- Livingston Oval Marathon / Half-Marathon / Last Person StandingMarathonTrailLivingston, NJ
- Lord of the HillLast Person StandingTrailMonroe, WA
- Man Against Horse 50mi, 25mi, 1/2 Marathon50 MileTrailPrescott, AZ7,300 ft
- Osprey Ambler3hrsTrailSultan, WA
- Peavine Peak Hill Climb9.4 MilerTrailReno, NV
- Piedmont 8 Hour8 HourTrailPowhatan, VA
- Pumpkin Holler Hunnerd100 MileTrailTahlequah, OK5,771 ft
- Quicksilver Trail ChallengeMarathonTrailSan Jose, CA
- Red Rocks of SedonaMarathonTrailSedona, AZ
- SPACEROCK Trail RaceMarathonTrailAgua Dulce, CA
- Salomon Cappadocia Ultra-Trail119KTrailÜrgüp, Nevşehir, Turkey16,404 ft
- Sewanee Slammer20 MilerTrailSewanee, TN
- Smoky Mountain 24 Hour Challenge24-HourTrailSevierville, TN
- Sonoma Fall Classic100 MileTrailHealdsburg, CA25,058 ft
- Soul Crusher10 MileTrailCrystal Lake, IL
- South Texas Ultra50KTrailLeakey, TX2,300 ft
- St. Pats 24 Hour Race24 HourTrailSouth Bend, IN
- Taupo100KTrailTaupō, New Zealand6,562 ft
- The CircumvictoryThe CircumVictory l: Trail RunTrailVictory, VT
- The Itch50KTrailOcala, FL
- The Jackalope Lope50KTrailRedding, CA
- The Peak 50K, Marathon & Half Marathon50KTrailJulian, CA
- The Wicked Windstone100 MilerTrailColumbia Cross Roads, PA
- Uwharrie 100 Mile and 100K Trail Run100 MileTrailTroy, NC17,420 ft
- Viewpoint Endurance Challenge24hrTrailWhittier, NC
- WWII Veterans Memorial Trail Weighted Race6hrsTrailMansfield, MA
- Wild Duluth RacesHalf MarathonTrailDuluth, MN
- Willow Hills XC5KTrailFolsom, CA
- von Trapp Mountain MarathonMarathonTrailStowe, VT3,799 ft
- Łemkowyna Ultra-Trail150KTrailKrynica-Zdrój, Poland26,247 ft
- Big Bear SquaTCh SouthMarathonTrailTuxedo, NY
- Blue Sky MarathonMarathonTrailFort Collins, CO
- Dirt Circus - DallasCommunity RunTrailFlower Mound, TX
- Little Duck 50k50KTrailWindham, ME
- Mystery Mountain Marathon & 12-MilerMarathonTrailChatsworth, GA5,499 ft
- Wade Mountain MarathonMarathonTrailHuntsville, AL
- The Endless Mile72hrsTrailAlabaster, AL
- No Business100 MileTrailFrozen Head State Park, TN21,001 ft
- NorCal Backyard UltraLast Person StandingTrailGranite Bay, CA
- San Diego 200200 MileTrailEscondido, CA
- The Wasatch YardBackyard ultraTrailPark City, UT
- Acorn Creek Trail RunMarathonTrailPilot Hill, CA
- Autumn Leaves 50M/50K/30K50 MilerTrailSt. Paul, OR
- Bridge Burner Ultra35 MilerTrailCanon City, CO
- Call of the Wilds Mountain Fest25KTrailWaterville, PA
- Carkeek 12 Hour12HRTrailSeattle, WA
- Cauldron MarathonMarathonTrailOcala, FL
- Chamna ChaseMarathonTrailRichland, WA
- Dead Last Backyard UltraBackyard UltraTrailSutton, MA
- Fancy Nonsense 25k/50k50KTrailWillow Springs, IL
- Firewater Ultra100KTrailGreenback, TN
- Fonta Flora 50k and Half MarathonMarathonTrailNebo, NC850 ft
- Fox Trot 5K Utah5KTrail—
- Frightwood 5K5KTrailWrightwood, CA
- Gate2Gate Trail Run25KTrailAlachua, FL
- Georgia Sky to Summit50KTrailSky Valley, GA
- Greensprings 2424 HourTrailWilliamsburg, VA
- Halloween Havoc Half Marathon13 MilerTrailPelham, AL
- Haunted Corner 5K, 10K Pleasant Hill10KTrailPleasant Hill, CA
- Huntsville Run Fest50KTrailMcMullen Cove, AL
- Island View - Endurance Run100 MileTrailGoleta, CA25,000 ft
- LADYCAT ULTRAULTRATrailMENA, AR
- Lake Murray Endurance Run100 MileTrailLake Murray State Park, OK4,800 ft
- Last Bear StandingLast Man StandingTrailGarden City, UT
- Lehigh Gap Nature Center 10k10KTrailSlatington, PA
- Liberty Park Endurance Runs12 HourTrailSalt Lake City, UT
- Mountain Goat Endurance 5K5KTrailOneonta, AL
- Mujeres and Marigolds100KTrailSmithville, TX
- No Name Trail Races50KTrailAgoura, CA492 ft
- Oakland Hills Trail Run5KTrailOakland, CA
- Patapsco Valley 50K50KTrailBaltimore, MD
- Rim to River100 MileTrailFayetteville, WV17,001 ft
- The Barnyard Backyard UltraBarnyard Backyard UltraTrailErie, CO
- The RubiconThe RequisiteTrailOxbow Reservoir, CA
- Trail Run at Sly Park - Fall50KTrailPollock Pines, CA4,032 ft
- Tussey mOUnTaiNBACK 50 Mile Relay and Ultra8 Per RelayTrailBoalsburg, PA
- WXT Ultra50KTrailTitusville, NJ
- WhaleathonMarathonTrailSalt Lake City, UT
- Wildwood Canyon Trail Run8 HourTrailYucaipa, CA600 ft
- Womp Romp10 MileTrailHingham, MA
- Beware the Bear Trail Races5+15 DoubleTrailLakewood, CO
- Castle to River RunMarathonTrailGarrison, NY
- Haunts & HallowsMarathonTrailVirginia Beach, VA
- Jacks 50K/24k/12k Trail Race50KTrailPalm Coast, FL
- Little Pine 5 Miler5 MilerTrailWaterville, PA
- Lost Souls Trail Run50KTrailSmithville, TX
- Ridley Creek State Park 25k25KTrailGLEN MILLS, PA
- WTF Dark Sky 220 / Cherry Springs 110 / Wooly 50KDark Sky 220TrailLock Haven, PA
- Machete Muertos 200100 MileTrailPerris, CA43,999 ft
- Kullamannen by UTMB100 MileTrailMölle, Sweden9,843 ft
- Lone Wolf 135135 MilerTrailGriffin, GA
- Mallorca by UTMB: Serra de Tramuntana (SDT)135KTrailPalma de Mallorca, Spain26,247 ft
- OMR Ultra 24 Hour Challenge24 Hour IndividualTrailMint Hill, NC
- The Bones 5kTrail RaceTrailSalisbury, MD
- Bear Creek Backyard UltraBackyard UltraTrailLakewood, CO
- Caspers Trail Races50KTrailSan Juan Capistrano, CA4,606 ft
- Fall Back into the Trails Series100KTrailLagrangeville, NY
- Fall Creek Beast50KTrailSwan Valley, ID
- HALLOWEEN SPOOKTACULAR 6 HOUR AND 3 HOUR TRAIL RUN6 HourTrailLaguna Beach, CA
- HARVEST TRAIL RUNNING FESTIVAL50KTrailFarmersville, TX
- Haunted Sacramento 5K, 10K10KTrailSacramento, CA
- Javelina Jundred100 MileTrailFountain Hills, AZ6,296 ft
- Mallorca by UTMB: Camins de pedra seca (CPS)102KTrailPalma de Mallorca, Spain16,404 ft
- Monster Mash Bash Run For a Cure30 miles for 30 hoursTrailBurnett, TX
- Moreau HalfMarathonTrailGansevoort, NY
- Nevada Day Classic8KTrailCarson City, NV
- Pumpkin Butt50KTrailKennesaw, GA
- Run Past Cancer 5k and Fun Run5KTrailWellsboro, PA
- RutFestRunning FestivalTrailWilliston, VT
- ScaryAss 25K/14K/4k25KTrailOlympia, WA
- Spooky 10K Trail Race10KTrailport gamble, WA
- Terror Trails Ultra50KTrailWaxhaw, NC
- The 25th Hour Endurance Run25 Hour Endurance RunTrailOld Fort, NC
- The BACKYARD GenesisBACKYARD UltraTrailLake Wales, FL
- The Next Loop: 50-Mile Challenge - New England50 MileTrailWrentham, MA
- Thunder River50KTrailCascade Locks, OR
- XTERRA Appalachian Trail FestMarathonTrailPelham, AL
November 2026
- 8 Hours at the Farm8 HourTrailBrookfield, CT
- Boundary Bay MarathonMarathonTrailDelta, BC, Canada
- Coldwater Trail50KTrailAnniston, AL
- Cuesta X Trail100KTrailThailand
- FATS50KTrailNorth Augusta, SC
- Fire on the Mountain 50K Trail Race50KTrailLittle Orleans, MD
- Kevin Hutt 10k10KTrailBloomfield, CT
- Lynchburg Ultra SeriesLynchburg SeriesTrailLynchburg, VA
- Mount Laguna Trail MarathonMarathonTrailMount Laguna, CA3,360 ft
- Urban Nature 10k10KTrailChattanooga, TN
- Barn Creek Backyard UltraLast Man StandingTrailJamestown, TN
- Big Texas Ultra15KTrailGeorgetown, TX2,300 ft
- Mamba 100100 MileTrailWartburg, TN2,600 ft
- Azalea 12/24 Hour50 MilerTrailPalatka, FL
- Blackout 5k/10k10KTrailNorth Conway, NH
- Bobcat Trail Run 11 Mile11 MilerTrailThurmont, MD
- Chessie Trail MarathonMarathonTrailLexington, VA
- Chino Hills Trail Run Series Fall50KTrailBrea, CA
- Cryin on the ClimbVert ChallengeTrailProvo, UT
- Dunns Ultra Marathon Badasses - D.U.M.B.100 MilerTrailpomona park, FL2,763 ft
- Fall Frolic 4 Miler | 8HR8 HourTrailHingham, MA
- Ferris 5050 MilerTrailMinden, NV
- Grand Ridge50KTrailIssaquah, WA4,400 ft
- Great Eastern Endurance Run GEER40 MilerTrailLyndhurst, VA
- Harbin Branch Veterans Run6 MilerTrailMountain City, TN
- Hidden Valley Hammer10KTrailReno, NV
- Icebox 480/2408 HourTrailRiver Falls, WI
- Kessel Run Ultra50 MileTrailFruita, CO
- King Street Backyard UltraBackyard UltraTrailColona, IL
- Klickitat Trail RunMarathonTrailKlickitat, WA
- Liberty's Lost Treasure50KTrailGuthrie, OK
- Marathon At The MACMarathonTrailCastle Rock, CO
- Mental Health Ultra Marathon50KTrailNewnan, GA
- Miner 49er50KTrailDubuque, IA
- Mingus Madness 50k50KTrailPrescott Valley, AZ
- Moab Trail MarathonMarathonTrailMoab, UT
- Mountain Masochist Trail Run100KTrailMontebello, VA
- Mountaineer Rumble 10 Mile-50K-100K-100 Miler100 MileTrailBlacksburg, SC7,500 ft
- Mt. Tam Trail Run50KTrailStinson Beach, CA
- Mulholland Under the Stars Trail Race10KTrailTarzana, CA
- Pinhoti100 MileTrailSylacauga, AL17,001 ft
- Red Bank Recess Run - 5K & Kids 1 MileRed Bank Recess RunTrailRed Bank, TN
- Rio Del Lago100 MileTrailGranite Bay, CA11,000 ft
- Sandstone Sixer6hrsTrailLarkspur, CO
- Stone Everest ATL36 AscentsTrailStone Mountain, GA
- Tails, Trails, and Ales10KTrailCHATTANOOGA, TN
- The Crunchwrap Crawl, 50K's of regret!42 Miles (the 8th Taco Bell!)TrailKennewick, WA
- The Hamsterwheel30hrsTrailNew Boston, NH
- The Saddleback MarathonMarathonTrailSilverado, CA4,245 ft
- The View Trail Race25KTrailNorth Bend , PA
- Tideland 2424 HourTrailCedar Point, NC
- Toughest Alive Hourglass - SeattleHourglass Run - AdultTrailLakewood, WA
- Traverse Mountain Half MarathonMarathonTrailLehi, UT
- Way Too Haught 105k – Highline Trail Endurance Run5KTrailPine, AZ
- Wild Florida Trail Run50KTrailWhite Springs, FL
- Willapa Trail Festival100 MilerTrailChehalis, WA
- Chestnut Chase10KTrailCanton, NC
- Forbidden Run FestMarathonTrailPhiladelphia, PA
- Sri Chinmoy 6-Hour Race - San Diego6 HourTrailSan Diego, CA
- The Long Run - Fall Back5 MilerTrailWind Gap, PA
- Toughest Alive Hourglass - Central WARunTrailYakima, WA
- Wild Women Run - Womens Trail Running SummitMembershipTrailChattanooga, TN
- Across Florida 200200 MileTrailSt. Augustine Beach, FL
- Bear River Backyard UltraBackyard UltraTrailDelmar, IA
- TransLantau by UTMB120KTrailTung Chung, Lantau, Hong Kong16,404 ft
- Cathedral Caverns Trail Run15KTrailWoodville, AL
- Crafton Hills Endurance Run21 MileTrailYucaipa, CA
- Dead Horse Ultra50 MileTrailMoab, UT
- Desert Island Trail Runs21KTrailCarson City, NV
- El Taco Loco100 MileTrailSan Antonio, TX
- Feral Nonsense9 MilesTrailMorton Grove, IL
- Fun Trails Chichibu & Okumusashi105KTrailChichibu, Saitama, Japan27,234 ft
- Go Wild! Santa Cruz 2 Hr, 4 Hr4 HourTrailSanta Cruz, CA
- Great Lawn Backyard UltraBackyard UltraTrailNorwalk, CT
- Lady of the Lake8hrsTrailBlairsville, GA
- Live Oak Odyssey8 HourTrailTrabuco Canyon, CA499 ft
- Looking Glass 100k100KTrailPisgah Forest, NC10,600 ft
- Louisville Trail RaceMarathonTrailLouisville, CO285 ft
- Lula Lake Trail Blazer50KTrailLookout Mountain, GA
- McNotagain Fall Trail Runs50 MilerTrailPekin, IL
- Mind Over Mountains50KTrailAuburn, CA
- NCTRaces: 15xBYUTrailSolon Springs, WI
- NYC Trail Mix50 MilerTrailStaten Island, NY
- Pass Mountain50 MileTrailMesa, AZ
- Punisher Night Trail30KTrailMesa, AZ
- Rockledge Rumble50KTrailGrapevine, TX
- Roosters Backyard UltrabackyardTrailSan Diego, CA
- Rosaryville Veterans Day Trail Race50KTrailUpper Marlboro, MD
- Route 66 UltraRun140 MileTrailHistoric Route 66, AZ
- Ruffner Mountain Fall ClassicMarathonTrailIrondale, AL5,801 ft
- SkyRun100KTrailLady Grey, Eastern Cape, South Africa16,404 ft
- Tampa Bay 100100 MileTrailTampa, FL1,165 ft
- The Iron TurtleLast Runner StandingTrailCoker, AL
- The Margonaut26 MileTrailPrescott, AZ
- The Unforeseen6 HourTrailCharlotte, NC
- Tiadaghton Trail ChallengeMarathonTrailWaterville, PA
- Tunnel Hill 100100 MileTrailVienna, IL1,400 ft
- Yeti Ultra 24 Hour ChallengeYeti Live! 2 person TeamTrailDamascus, VA
- Mountain Peacock 50k50KTrailGolden, CO
- Tarrywile Half MarathonMarathonTrailDanbury, CT
- Fat Ox100 MileTrailBuckeye, AZ608 ft
- The VoidEnter The VoidTrailValley-Hi, PA
- BEAVERFOOT22 MILERTrailBroken Bow, OK
- BUTS Bearly Ultra27 MilerTrailBirmingham, AL
- Battle To The Pacific20KTrailHammond, OR
- Chattabrewchee Invitational100 MileTrailColumbus, GA
- Circle Endurance Event 3, 6, 12, 24 HourCircle 24TrailRinggold, GA
- Cohutta Madness12 hoursTrailChatsworth, GA
- Colorado Cold Rush Ultra50KTrailColorado Springs, CO
- Colt 45 Trail Run60 MileTrailLakeland, FL
- Dinosaur Valley100KTrailGlen Rose, TX6,001 ft
- Dinosaur Valley Endurance Run100 MileTrailGlen Rose, TX9,000 ft
- Dizzy Fifties50KTrailHuntsville, AL
- Duncan Ridge Trail50KTrailBlairsville, GA
- Fall Creek 100100 MilerTrailSpencer, TN11,500 ft
- Formosa Trail104KTrailNantou County, Taiwan18,701 ft
- Griffith Park Trail Marathon50KTrailLos Angeles, CA5,509 ft
- Lake Haigler 12-Hour12 HourTrailFort Mill, SC
- Last of the FelascansBYUTrailAlachau, FL
- Long Night In LanfordDusk Til DawnTrailEnoree, SC
- Mount Ascutney Vertical BackyardLast Person StandingTrailBrownsville, VT
- Mountain Mama Farms Classic8hrsTrailSummerville, GA
- Oakwood 24 at Lakeside RetreatsRelay TeamTrailRaleigh, NC
- River Gorge Trail Race20 MilerTrailChattanooga, TN
- Salt City Fall Classic6 HourTrailMarcellus, NY
- Storybook Half MarathonMarathonTrailStratford, CT
- The 16 Hour Lock-In16 HourTrailCarolina Beach, NC
- The Bracken50KTrailBrevard, NC
- The Next Loop: 50-Mile Challenge, Lake Carl Blackwell, OK /Nov50 MileTrailStillwater, OK
- The Next Loop: Endurance Series, Lake Carl Blackwell, NovEndurance SeriesTrailStillwater, OK
- The Skull Games Challenge - Nov50KTrailStillwater, OK
- The Taco Walk24 MileTrailHouston, TX
- The Tuckahoe 25k25KTrailQueen Anne, MD
- Trail Fest at Graham Swamp2 lap mtb raceTrailPalm Coast, FL
- Ultra Trail Cape Town100KTrailCape Town, South Africa13,123 ft
- Brooksvale Trails Turkey Trot10KTrailHamden, CT
- Hex Hollow HalfHalf MarathonTrailGlen Rock, PA
- RD Trail Half Marathon10KTrailTIJUANA
- The Legacy Trail Ultra60KTrailSarasota, FL
- The Ruff7 MilerTrailCarson, WA
- The Sesquilizer8.5 MilerTrailColumbia, SC
- Castleton Turkey Trot5KTrailCastleton, VT
- Forest Lake Rotary Turkey Trot5KTrailForest Lake, MN
- Harvest Run10KTrailLeesburg, GA
- Jackson 5k Turkey Trot & Kids Fun RunJackson Turkey TrotTrailJackson, NH
- LA Turkey TrailMarathonTrailLos Angeles, CA856 ft
- Run Hunger Off the Divide 10K/5K Run10KTrailCool, CA
- Trail Half League by SoCalTrailElite DivisionTrailTopanga, CA
- WP Elite Turkey Trot and Ruck10KTrailWoodland Park, CO
- Kosciusko by UTMB100KTrailJindabyne, NSW, Australia14,764 ft
- Boundiful Endurance Runs100 MileTrailHemet, CA
- Fiery Gizzard RunMarathonTrailFoster Falls State Park, TN7,001 ft
- Get Outside 8 Hour10KTrailSmithfield, VA
- Malnad Ultra100KTrailChikmagalur, Karnataka, India5,548 ft
- North Central Rail Trail MarathonMarathonTrailSparks, MD
- Quad Dipsea28.4 MilerTrailMill Valley, CA
- Squatchy Leftovers50KTrailWest Orange, NJ
- The Derby 50k50KTrailEllerbe, NC
- The New Gemini 100100 MileTrailSmyrna, GA
- Tooele Turkey Trail Trot 'Til You Drop10hrsTrailTooele, UT
- Turkey Burn Ultra50KTrailClermont, FL
- Frosty Woods - A Winter Way Over Yonder Trail AdventureMarathonTrailRingwood, NJ
December 2026
- ALQ Ultras Twelve Runs of Christmas ChallengeVirtual 48.5 MilerTrailMD
- Dreadmill 48 Hour Endurance Challenge100 MilerTrailVirtual
- SoCal Ultra Runners Grand Prix SeriesGrand Prix SeriesTrailSouthern, CA
- Freight Train 200200-MilesTrailWolfe City, TX
- Blood Rock 100Blood Rock 100TrailPelham, AL
- Climb 8932hrsTrailRICHLAND, WA
- HOKA Chiang Mai Thailand by UTMB Chiang Dao 160162KTrailChiang Mai, Thailand29,528 ft
- Ollie's Ultra48 HourTrailChanute, KS
- Amicalola Falls MarathonMarathonTrailDawsonville, GA6,401 ft
- Anza Borrego Cuyamaca 50 Mile Run50 MileTrailJulian, CA
- Brazos Bend100 MileTrailNeedville, TX600 ft
- Brazos Bend 100 MarathonMarathonTrailNeedville, TX
- Calero Trail Run - Winter50KTrailSan Jose, CA
- Cloudland Canyon 50 Mile/50K/25K/5 MIle50 MilerTrailRising Fawn, GA
- Colossal-Vail 50/5050 MilerTrailVail, AZ
- Dashing thru DamascusPolar plunge (T shirt )TrailDamascus, VA
- Devil Dog Ultras100-MileTrailTriangle, VA10,500 ft
- Festivus 100/50 Miler Trail Run14 MileTrailmiddleburg, FL
- Freight Train 100k/50k100KTrailFarmville, VA
- HAROC (aka Hanging Rock Challenge)50KTrailDanbury, NC
- Isle du Bois Trail Run50KTrailPilot Point, TX
- Krampuslauf10KTrailLyme, NH
- Lake Norman State Park 30K & 50K Trail Race50KTrailTroutman, NC
- Last Paddler StandingBYUTrailLake Placid, FL
- Long Haul Course PreviewTraining RunTrailLakeland, FL
- Longhorn Last Person StandingLast Person StandingTrailDripping Springs, TX
- Mayhem Night Trail25KTrailFort McDowell, AZ
- McDowell Mountain Frenzy50 MileTrailFountain Hills, AZ
- Mitchell's Mountain Infinity Loop - 3.14 mi Last Man Standing/5k/1kLast Man Standing Ultra - Infinity LoopTrailFayetteville, AR
- Nature Coast 100k100KTrailChiefland, FL
- Over The Hill Track Club High Desert 50K & 30K50KTrailRidgecrest, CA
- Peacock Gap Trail Run30KTrailSan Rafael, CA
- Ray Miller 50/5050 MileTrailMalibu, CA
- Redman 9 milerRedman 9 milerTrailYork, PA
- Small Town Christmas 34 Hour34HrTrailvalley, AL
- Southern Arizona Triple 50Three 50 MilersTrailTucson/Oracle/Sonoita, AZ
- THE CONQUERThe Toughest Backyard UltraTrailDawsonville, GA
- The BacklandBYUTrailGordonville, TX
- The Guv'nor Frozen 5050KTrailDodgeville, WI
- The Sawmill GauntletRuck DivisionTrailLaurens, SC
- Thumbs Up Vertical Challenge8 Hour AscentTrailEstes Park, CO
- Tower Tag Challenge8 HourTrailHamden, CT
- Yeti Winter Trail Series5KTrailDixon, IL
- Egg Nog Slog 1 Mile All Star ClassicDairy DivisionTrailWest Orange, NJ
- Hunter S. Thompson Fear & Loathing50 MilerTrailSan Francisco, CA
- PPTC Endurance Fest50 MilerTrailBrooklyn, NY
- Pine Mountain Trail Run40 MilerTrailPine Mountain, GA
- Salem 50k50KTrailSalem, OR
- Vulcano Ultra Trail100KTrailPucón, Chile17,618 ft
- Festival of Lights 5K5KTrailMorrisville, VT
- The Wrath of Krampus: Last Person StandingBYUTrailYucaipa, CA
- Beast of the East 100100 MileTrailKings Mountain, NC17,925 ft
- Cape Fear Holiday Run9 HourTrailLillington, NC
- Crystal Cove Trail Run15KTrailNewport Beach, CA1,647 ft
- Doomsday50KTrailCool, CA
- Hellgate100KTrailBig Island, VA11,001 ft
- Holiday Hustle 5K, 10K Livermore10KTrailLivermore, CA
- Lunatic Loop 6/12 hour run12 hr 8am startTrailRamona, CA
- MCW The Holmdel Classic50KTrailHolmdel, NJ
- Magnolia Magic River Trail Run50KTrailPilot Hill, CA4,918 ft
- Naughty Hog100KTrailValley View, TX
- PhoMo 50k50KTrailPhoenix, AZ
- Pigtails Run - The "flat" run50KTrailMaple Valley, WA
- RunFluent ChristmasMarathonTrailLutz, FL
- Saturnalia10KTrailOlympia, WA
- Seth's Fat Ass 50K50KTrailSpringfield, MA
- TUDC Tallahassee Ultra Distance Classic50KTrailTallahassee, FL
- Tame the Tower Trail Challenge10 MileTrailLebanon, PA
- Texmas Trail Race104KTrailSmithville, TX
- Holiday Hootie HooMarathonTrailPine Mountain, GA
- Holiday Hustle 5K'ish and 10K'ish10KTrailChattanooga, TN
- Lokalz 50 KM50KTrailPeoria, IL
- Quiet Silence31 milerTrailLake Mills, WI
- 8 Hours of Christmas50KTrailMolena, GA
- Desert Solstice24 HourTrailPhoenix, AZ
- Frosty Forest 5K5KTrailStratford, CT
- Frozen Yeti10 MileTrailHuntsville, AL
- Holiday Hustle Sacramento 5K, 10K10KTrailSacramento, CA
- Icicles on the Moon 7 Miler7 MilerTrailLock Haven, PA
- La H.O.T. du Père Noël133KTrailMillau, France8,773 ft
- Lookout Mountain Trail Race50 MilerTrailLookout Mountain, GA
- Naked Nick50KTrailLeesport, PA
- Pilot Mountain Goat7 MilerTrailPinnacle, NC
- Santa's Summit Slam10KTrailEstes Park, CO
- Sleigh It (12hr / 6hr / 5 Miler)12 HoursTrailLake Wales, FL
- Winter Solstice Vertical Challenge12hrsTrailQuilcene, WA
- Woodside Ramble50KTrailRedwood City, CA
- Dirty December Trail RunMarathonTrailSan Diego, CA3,501 ft
- Placerville's Holiday Jingle & Mingle RunMarathonTrailPlacerville, CA
- Jupiter Ridge Sand Spur50KTrailJupiter, FL
- Loop Out the Year8 HrsTrailLakewood, WA
- Run Bike Skate53MTrailKennesaw, GA
- Winter Wild Thangs Trail SeriesLong SeriesTrailHuntsville, AL
- The West Rock Winter Fat Ass Extravaganza8hrsTrailHamden, CT
- Across the YearsMarathonTrailPeoria, AZ
- Big Scrub 150150 MilerTrail—
- 2027 Texas Ultra SeriesRUCK PassTrailMultiple Cities, TX
- Aiken Trails Club at Stable ViewTrails Club MembershipTrailAiken, SC
- Big Dog's Backyard Ultra Association2026 Member FeeTrailBell Buckle, TN
- NYC Trail Runners2026 Trail Club MembershipTrailNew York, NY
- PA Trail Dog Mountain ClubMembershipTrailLockhaven, PA
- Run Undead Ultra Trail Party100 MilerTrailPelham, AL7,000 ft
- Sky Pilots Club MembershipMembershipTrailOuray, CO
January 2027
- BURCS Treadmill Marathon & 50K50KTrailVirtual
- Just Survive 125200KTrailHobe Sound, FL
- North Florida 3 Day Trail Running CampTent campingTrailWhite Springs, FL
- Tuscobia Winter Ultra160M BikeTrailRice Lake-Park Falls, WI
- Croom Zoom50KTrailBrooksville, FL
- Frozen Trash PandaMarathonTrailHuntsville, AL
- Hacienda Hills Trail Run - Winter50KTrailSan Jose, CA6,122 ft
- IRON HORSE100 MileTrailParis, TX1,001 ft
- Lasse Viren Trail Races50KTrailMalibu, CA
- Ocean's 26.2 Relay Race and 6k run and Ruck2 person relayTrailpalm coast, FL
- The Squirrel Trail Run20KTrailWake Forest, NC
- WinterRockTriple CrownTrailIndependence, KS
- Yankee Springs Winter Challenge50KTrailMiddleville, MI
- Snowy Owl 10 Mile10 MileTrailWilliamsburg, VA
- Willis River50KTrailCumberland, VA
- HOKA Bandera100KTrailBandera, TX7,999 ft
- Brazil 135150 MileTrailSão José do Barreiro, SP, Brazil25,591 ft
- Frozen: H3100 MileTrailBethera, SC
- Angela Ivory Memorial Runs100 MilerTrailFelton, DE
- Athens Big-Fork Trail MarathonMarathonTrailBig Fork, AR
- Desert Runner Trail Series - Spring PassHummingbird (Mini)TrailQueen Creek, AZ
- Fever Dream UltraFever DreamTrailHarriman, TN
- Frozen Devil's Head21.6 MilerTrailSedalia, CO
- Frozen Gnome50KTrailCrystal Lake, IL
- No Hands Trail Run50KTrailAuburn, CA
- Quest of the White Wolf50 MileTrailChimney Rock, NC
- Rabid Raccoon 25k25KTrailChattanooga, TN
- San Tan Scramble50KTrailQueen Creek, AZ
- Sandy Bottom 8-Hour Training Run8 HourTrailHampton, VA
- South Mountains MarathonsMarathonTrailConnelly Springs, NC6,001 ft
- St. Croix 40 Winter Ultra40 Miler SkiTrailHinckley, MN
- Twin Mountain TrudgeDouble LoopTrailLaramie, WY
- Atlanta Fat Ass 50K50KTrailLithia Springs, GA
- Pup-A-Go 5k Hike/Run5KTrailPhoenix, AZ
- Fierce Dragon (H9)200 MilerTrailBlairsville, GA
- Coldwater Hundred100 MilerTrailGoodyear, AZ8,687 ft
- Frosty Cox 6 Hour Trail RaceFrosty Cox 6 Hour Trail RaceTrailConcord, NC
- HURT100 MileTrailHonolulu, HI26,000 ft
- Helen Holiday Half Marathon by Run BumMarathonTrailHelen, GA
- Hops and Spokes Mountain Bike Classic6 HourTrailYucaipa, CA
- Huff N' Puff Trail RacesMarathonTrailJackson, GA
- Long Haul 100100 MileTrailLakeland, FL663 ft
- MAD Backyard UltraBackyard UltraTrail East Ridge , TN
- Ouachita Switchbacks50KTrailBig Cedar, OK
- Snow Bull Trail RunsMarathonTrailWhitwell, TN
- Tatonka 50k & 20mi50KTrailWaiteville, WV
- Arc of Attrition by UTMB100 MileTrailPorthtowan, Cornwall, England13,999 ft
- Alamo City Ultra50KTrailSan Antonio, TX
- Cowboy YETI100KTrailBastrop, TX
- Dead of Night 12 Miler12 MilerTrailMontevallo, AL
- ExtremusWinter TrekTrailLake Placid, NY
- Folsom Lake Sweetwater Trail Run50KTrailFolsom, CA3,002 ft
- Hong Kong 100100KTrailSai Kung, Hong Kong, Hong Kong15,748 ft
- Huntsville SlamSlam SeriesTrailHuntsville, AL
- La Cuesta Ranch Trail Run30KTrailSan Luis Obispo, CA
- Monroe Cross Trail 50 Mile Ultra50 MileTrailDeBary, FL
- Myrtle Beach 24 Hour24-hoursTrailMyrtle Beach, SC
- Pacifica Foothills Trail Run30KTrailPacifica, CA
- Pemberton Trail50KTrailFountain Hills, AZ
- Roll of the diceRandom DistanceTrailWetumpka, AL
- Saguaro ShowdownRun EventTrailMesa, AZ
- Southern Freeze 50/5050 MilerTrailColumbus, GA
- Texas Legend Series100KTrailMultiple Cities, TX
- Calico Trail Run50KTrailYermo, CA
- 24HR "The Grind"Individual 24HTrailPerris, CA
- The Hoot'n Bulldog Track Ultra48 HourTrailMirimar, FL
- AZT Oracle Rumble50 MileTrailOracle, AZ
- Arches Ultra50 MileTrailMoab, UT
- Black Toe Run48HR SOLO | Alone for 12TrailWatertown, TN
- Coo-Wah-Chobee 50k-25k-5k50KTrailVenice, FL
- Forgotten Florida15 MileTrailChristmas, FL
- Satans SidewalkDouble Trouble 2 x 66.6 hrTrailVirtual
- Prickly Pedal Trail Race10 MileTrailPeoria, AZ
- This ain't your Mothers 50k & Trail Marathon50KTrailMiddleburg, FL
February 2027
- Borneo Ultra-Trail Marathon106KTrailKota Kinabalu, Sabah, Malaysia
- Last Skier StandingLast Skier StandingTrailRumford, ME
- Colyer 'Sno Big Deal 10KTussey Teaser #0TrailBoalsburg, PA
- Death at DuPuis (A Backyard Event)Last person standingTrailCanal Point, FL
- Elephant Mountain50 MilerTrailCave Creek, AZ
- Fort Ord Trail Run50KTrailSalinas, CA
- ICY-8MarathonTrailSpotsylvania, VA
- Jed Smith50 MilerTrailSacramento, CA
- Lake Ray Roberts 100K100KTrailPilot Point, TX
- Millstone Trail Races50KTrailFort Mill, SC
- Monterey Ultra50/50TrailMonterey, CA
- North Texas Ultra100KTrailJacksboro, TX
- Rocky Raccoon 100 by USWE100 MileTrailHuntsville, TX3,199 ft
- Sourdough Snowshoe Race30KTrailNederland, CO
- Stone Mountain Massacre50KTrailRoaring Gap, NC
- Stoneman Trail Run14KTrailFountain Hill, AZ
- The Daydreamer50KTrailPatagonia, AZ
- The Sparrow6 HOUR RACETrailGriffin, GA
- The Wauhatchie Trail Race6.7 MilerTrailChattanooga, TN
- Whispering Pines12 HourTrailInverness, FL
- Red Top Rumble11.5 MilerTrailCartersville, GA
- Rut Rogue 40s40 MilerTrailPlum Branch, SC
- Outlaw 100 Oklahoma135 MilerTrailQuinton, OK
- Sombrero Ultra Running Festival ( SURF )48 HoursTrailmiddleburg, FL
- Hagg Mud 50K/25K50KTrailGaston, OR
- Holiday Lake 50K++50KTrailAppomattox, VA
- Soil Mates Backyard UltraLast One StandingTrailThomaston, GA
- Tarawera by UTMB102KTrailRotorua, New Zealand6,562 ft
- The Ranch 50k50KTrailEscondido, CA
- Black Canyon100KTrailMayer, AZ7,999 ft
- Gone Loco50KTrailAthens, TN
- La Mision120KTrailSan Martín de los Andes, Argentina
- Angry Tortoise 25K/50K50KTrailBryceville, FL
- Cabin Fever 50K50KTrailNew River Gorge National Park, WV
- Chabot/Redtail Ridge Trail Run50KTrailCastro Valley, CA
- Cheraw 24 HourCheraw 24 HourTrailCheraw, SC
- Endure Better Backyard UltraLast Person StandingTrailLakeland, FL
- Farmdaze 2424hrsTrailBrooklet, GA
- Goliath's 5050 MilerTrailMarble Falls, TX
- Happy Chinese New Year50 MilerTrailSAN DIEGO, CA
- InHouse UltraLast Person StandingTrailSt Petersburg, FL
- Lookout to Lookout to Lookout10 MileTrailBlack Mountain, NC
- Lord Hill Trail Run50KTrailMonroe, WA
- Mount Cheaha 50K50KTrailDelta, AL
- Phoenix Phearsome Phour UltraGroup RunTrailPhoenix, AZ
- Space Pirate 100100 MileTrailPort Canaveral, FL500 ft
- The Enoree 100100 MileTrailNewberry, SC6,200 ft
- Dark Horse 24/48hr Ultra Run48 hour soloTrailAiken, SC
- Florida ANVIL Ultra TriathlonDouble ANVIL Relay - 3 Person TeamTrailClermont, FL
- Froggy Mountain Warrior 100100 MilerTrailGalax, VA
- Trail de Conímbriga Terras de Sicó111KTrailCondeixa-a-Nova, Portugal
- Transgrancanaria125KTrailAgaete, Gran Canaria, Canary Islands19,685 ft
- All Day at Holloway50KTrailLakeland, FL
- Catawba Falls 15k15KTrailOld Fort, NC
- Copper Corridor50KTrailSuperior, AZ
- Fort Yargo Thrill In The Hills50KTrailWinder, GA
- Grit & Grace Trail Race12HTrailReidsville, NC
- Moab Red Hot Ultra50 MilerTrailMoab, UT
- Painted Horse Urban Ultra5KTrailOcala, FL
- Saint Marys Lake Trail Series50KTrailLeonardtown, MD
- Sam's Last Stand96 MilerTrailCleveland, TX
- Sean O'Brien100KTrailMalibu, CA16,246 ft
- SoCalUltraTrail at Tejon Ranch100KTrailLebec, CA
- Space City Ultra50KTrailSugarland, TX
- Swamp 10k/30k/50k Trail Race50KTrailPalm Coast, FL
- Sycamore Canyon100KTrailPoway, CA
- Taco Bell 50K Knoxville50KTrailKnoxville, TN
- The Ellerbe Marathon and Half MarathonMarathonTrailEllerbe, NC1,473 ft
- The Gambler Last Man StandingLast Man StandingTrailPelham, AL
- Will Rogers 24 Hour/12 Hours/6 Hour100 MileTrailPacific Palisades, CA
- Snakebite20KTrailFountain Hills, AZ
- Swammie Shuffle 200200 MilerTrailVirginia Beach, VA
March 2027
- Ladybug 50k50KTrailVirtual
- Letecka Stovka104KTrailSlovakia11,982 ft
- Spring Surge Endurance ChallengeIron Surge - Monthly MilesTrail—
- Moab Run the RocksFull PintTrailMoab, UT
- Ultra Trail Sierras del Bandolero166KTrailSpain21,325 ft
- Coyote Ugly 30k & 50k50KTrailEllijay, GA
- Lake Martin 50/5050 MilerTrailAlexander City, AL
- Laliik Trail Races10 MileTrailBenton City, WA
- Laurel Run Switchbacker 10K10KTrailBoalsburg, PA
- Livingston Oval Ultra12 HoursTrailLivingston, NJ
- Long Play Trail Run33.3 MilerTrailBrooksville, FL
- Lost Lake 25k25KTrailBellingham, WA
- McClellan Madness8hrsTrailAnniston, AL
- Naked Bavarian40 MilesTrailLeesport, PA
- Naked Mountain Ultra50 MilerTrailAlbemarle, NC
- No Man's 50K25KTrailTriangle, VA
- Old Baldy Ultra50KTrailConcan, TX
- Old Pueblo Endurance Runs50KTrailSonoita, AZ
- Stump Jump 50k & 10 Miler10 MileTrailChattanooga, TN
- The Dark Side 8 Hour Ultra8hrsTrailClarksburg, MD
- The Swamp Fox Ultra100 MilerTrailMcClellanville, SC
- The TarDevil 30 Mile Bushwhack30MTrailChapel Hill, NC
- Umstead MarathonMarathonTrailRaleigh, NC
- FCancer Race; Norcal EditionMarathonTrailMiddletown, CA
- Appalachian 200 / 100200 MilerTrailFranklin, NC
- The Drift 100100 MileTrailPinedale, WY
- Catalina MarathonMarathonTrailCatalina Island, CA
- Fire on the Rocks 10K10KTrailMcElhattan, PA
- GR-8H Trail Race8hrsTrailOrmond Beach, FL
- Llama Experience Ultra12 HourTrailHendersonville, NC
- Marin Ultra Challenge50 MilerTrailSausalito, CA
- Mesquite Canyon50 MilerTrailWaddell, AZ
- Mystery Miles: A Dice Run15KTrailLittleton, NC
- Nine Trails 35 Mile Endurance Run35 MilerTrailSanta Barbara, CA
- OK Hundred100 MileTrailWilburton, OK
- Rainbow: A Western NC Mountain Run12 MilerTrailMontreat, NC
- Run Through Time MarathonMarathonTrailSalida, CO
- THUNDER KISS 100M/100K and 20 Miler100 MileTrailSterrett, AL
- The Cove50KTrailChickamauga, GA
- The Quest! Adventure Run12 MilerTrailAuburn, CA
- Two Prairies Ultra50KTrailFort McCoy, FL
- The Drift 28 & 1328 Mile SkiTrailPinedale, WY
- Tobacco Road MarathonMarathonTrailCary, NC
- Southern States 200200 MilerTrailDelta, AL
- Dogwood Ultra Marathons72 HourTrailGreen Bay, VA
- Pirate's Cove 6/12/24 hour Run/Hike24hrsTrailLake Cuyamaca, CA
- The Big Alta50KTrailMarinwood, CA12,749 ft
- Bel Monte Endurance Races50 MilerTrailLyndhurst, VA
- Buffalo Stampede 100k100KTrailAustralia15,735 ft
- Canyonlands Half Marathon and 5 MileMarathonTrailMoab, UT
- Capital Backyard UltraLast Runner StandingTrailLorton , VA
- Chianti Castles by UTMB120KTrailItaly
- Chupacabra 5050 MilerTrailQuanah, TX
- Cow Ford 100 / 50 Miler100 MilerTrailJACKSONVILLE, FL
- Crown King Scramble50KTrailPhoenix, AZ
- Dash PointMarathonTrailFederal Way, WA
- Dimple Dell Blitz Backyard12hr BlitzTrailSandy, UT
- Don't Die in the Chair Last Man StandingLast One StandingTrailRome, GA
- Enchanted Forest Ultra Run6hrsTrailStratford, CT
- Grasslands Trail Run100 MileTrailAlvord, TX4,000 ft
- HAT Run 50k50KTrailHavre de Grace, MD
- Hungryland33 Hour - Jogger SloggerTrailWest Palm Beach, FL
- Husky Trail Fest50KTrailTrussville, AL
- JTreequinox12 Hour RunTrailJoshua Tree, CA
- Mount Mitchell Heartbreaker50 MilerTrailOld Fort, NC
- OPSF505050 MileTrailPoland, IN
- Terrapin Mountain50KTrailSedalia, VA
- The Bootlegger 100 Mile Trail Race100 MileTrailFlovilla, GA9,000 ft
- The MT. TAMMANY 1040 MilerTrailDelaware Water Gap, NJ
- The Rendezvous Goat50KTrailPurlear, NC
- Valhöll Fin del Mundo by UTMB131KTrailArgentina
- Xiamen by UTMB104KTrailChina
- Yeti 7/11 Hour Endurance Run11hrsTrailLithia Springs, GA
- Terror of Tammany!50KTrailColumbia, NJ
- The Sand Monster6HrsTrailColumbia, SC
- Canebrake 200 Miler and 100 Miler200 MilerTrailAtlanta, GA
- Badger Mountain Challenge100 MilerTrailRichland, WA13,000 ft
- Bad Ass Backyard Ultra12hr Mini BUTrailRio Linda, CA
- Clinton Lake Ultra30 MilerTrailDeWitt, IL
- Dizzy Daze12hrsTrailSeattle, WA
- Knickerbocker Canyon Trail Run5KTrailAuburn, CA
- Lonesome Pine 2424 HourTrailLong Grove, IA
- Savage Gulf MarathonMarathonTrailCoalmont, TN
- Skunk Ape 806/314 Trail Race806 HourTrailDixon, IL
- The Georgia Death Race74 MilerTrailBlairsville, GA18,343 ft
- Tranquility Trail Run6 MilerTrailPelham, AL
- Northern Nipmuck Trail Race16 MilerTrailUnion, CT
- Arizona Monster 300300 MilerTrailPatagonia, AZ
- Triple Crown of 200s: Bigfoot 200, Tahoe 200, Moab 240Grand SlamTrailCougar, WA
- Ultra Trail do Marão120KTrailPortugal
April 2027
- Mt. Fuji 100100 MileTrailJapan20,518 ft
- Ultra Trail Drakensberg100KTrailSouth Africa11,155 ft
- Yubaneer50 MileTrailNevada City, CA
- Brazos Legend50 MileTrailWaco, TX
- Cool-Auburn Pub RunMarathonTrailCool, CA
- El Jefe 100100 MilerTrailSuperior, AZ12,548 ft
- Istria by UTMB110KTrailCroatia13,665 ft
- Lake Zuri Endurance Run106KTrailSwitzerland
- Leatherwood Marathons100 MilesTrailFerguson, NC25,145 ft
- Mt Mitchell Challenge and Black Mountain MarathonMarathonTrailBlack Mountain, NC2,999 ft
- NK50k50KTrailGreenbush, WI
- Oak Mountain 50K50KTrailPelham, AL
- Panther City Ultra50KTrailFort Worth, TX
- Rider Rattler 4-Miler & 8-Miler8 MilerTrailMontoursville, PA
- The Bullshit Backyard UltraLast Person StandingTrailLenoxville, PA
- Tussey-to-Whipple 11 Miler11 MilerTrailBoalsburg, PA
- Umstead100 MileTrailNorth Carolina8,000 ft
- AZT Vail ScrambleMarathonTrailVail, AZ
- Dam Good Run40KTrailMorristown, AZ
- Mount Yun by UTMB - UMY159.6kmTrailChina
- Sleeping Giant Trail Runs50KTrailHamden, CT
- Introduction to Backpacking RetreatBackpacking RetreatTrailRoan Mountain, TN
- Potawatomi Trail Runs200 MilerTrailPekin, IL
- Cannonball RunLast Man StandingTrailEhrhardt, SC
- New River Trail Races100KTrailFries, VA
- Patagonia Run110KTrailArgentina
- Tenerife Bluetrail by UTMB110KTrailSpain20,505 ft
- Amasa25KTrailMoab, UT
- Ancient Lakes Trail Run50 Miler SaturdayTrailQuincy, WA
- CT123 (200K)Solo 200kTrailEast Thompson, CT
- Camp Croft 50K, 50 Miler, and 100 Miler100 MilerTrailSpartanburg, SC
- Chief Ladiga 100100 MilerTrailJacksonville, AL3,500 ft
- Desert Peak Ultra100KTrailOracle, AZ
- Desert RATS by UTMB100KTrailColorado8,953 ft
- English's Ridge Rumble50KTrailFayetteville, NY
- Fort Yargo Ultra50KTrailWinder, GA
- Gulf Coast Grind50KTrailFreeport, TX
- JW Corbett Trail Races50 MilerTrailLoxahatchee, FL
- James River Trail Runs50 MilerTrailGladstone, VA
- NATRO Native American Trail Marathon ChampionshipMarathonTrailSan Jacinto, CA
- Philadelphia Trail MarathonMarathonTrailPhiladelphia, PA2,598 ft
- Rim Runner Trail Races50 MilerTrailSewanee, TN
- Run with the Burros26M Run W/ BurrosTrailRidgecrest, CA
- TERREX Lake Sonoma 100k100KTrailCalifornia15,000 ft
- Zion100KTrailUtah10,482 ft
- ALABAMA ANVIL ULTRA TRIATHLONDouble ANVIL TriathlonTrailPelham, AL
- Bay Area 100 Training CampMeetup Run at Skyline GateTrailBerkeley, CA
- Gorge Waterfalls30KTrailCascade Locks, OR
- Chester Ultra 100100 MileTrailEngland5,217 ft
- Earth Day 50k/15 Mile/5 Mile50KTrailCrystal Lake, IL
- FlatRock 101101 MileTrailIndependence, KS
- Funest 50k @ Carter Rd50KTrailMulberry, FL
- Gorge Waterfalls100KTrailOregon16,670 ft
- Grind on the Grid Backyard UltraBackyard UltraTrailWingate, IN
- Happy Trails MarathonMarathonTrailSouth Jordan, UT971 ft
- Helenback Race SeriesMarathonTrailHelen, GA
- Hyner Trail Challenge50KTrailHyner, PA
- Leona Divide100 MilerTrailLake Hughes, CA16,447 ft
- Leona Divide100KTrailCalifornia10,095 ft
- Loud Thunder 5050 MilerTrailIllinois City, IL
- Lumberjack 100100 MilerTrailPort Gamble, WA
- Mendocino Coast 50K50KTrailMendocino, CA
- Miles 4 Smiles 5K5KTrailFlowery Branch, GA
- Outlands Endurance Races50 MilerTrailPilot Hill, CA
- Rattler Trail Race50KTrailColorado Springs, CO
- Run to Remember50KTrailSykesville, MD
- Seven Sisters 25k25KTrailMontreat, NC
- Shore2Shore50KTrailEast Islip, NY
- Silver Moon Race100 MilerTrailReedley, CA
- Spring Fever 5K | 5 Mile | 8HR8HRTrailHingham, MA
- Squak Mountain50KTrailIssaquah, WA
- Stillhouse 100K100KTrailSoddy Daisy, TN
- The "VUE"50 MilerTrailSedona, AZ
- The Firefly Trail Run12 HourTrailHendersonville, NC
- Tour de Dodge50KTrailDodgeville, WI
- Traprock 5050KTrailBloomfield, CT
- Tuscany Crossing103KTrailItaly
- Whiskey Basin Trail Runs91KTrailPrescott, AZ
- DT Stone Anvil200 MilerTrailChatsworth, GA
- Elm Creek Backyard UltraBYUTrailMaple Grove, MN295 ft
- Grand Raid Ventoux by UTMB124KTrailFrance18,701 ft
- Bonneville Backyard UltraBackyard UltraTrailProvo, UT
- C&O Canal 100100 MilerTrailKnoxville, MD
- Canyons by UTMB104KTrailCalifornia
- Cheyenne Mountain Trail Race50KTrailColorado Springs, CO
- Childish Nonsense50 MileTrailPalatine, IL
- Coldwater Traverse16 MileTrailOgden, UT
- Crown Stub 100100 MilerTrailBuxton, OR
- Dunes 50K Ultra & Heavy Half50KTrailHobe Sound, FL
- Hells Dells31 MilerTrailPrescott, AZ
- Kings Traverse Ultra50KTrailGastonia, NC
- Lake Mohegan Trail Race10KTrailFairfield, CT
- Locomotion 3/6/12/24 Hour Endurance Event24 HourTrailEast Ridge, TN
- McCoy Flats Trail Events15KTrailVernal, UT
- Penyagolosa106KTrailSpain
- Rockin Choccolocco 50K - 25K - 10K50KTrailHeflin , AL
- Skunk Ape 100 Mile Endurance Run100 MileTrailOcala, FL
- SoCal Redwood Race12 HoursTrailBrea, CA
- Virginia Run for Cancer24 HourTrailHampton, VA
- Zane Grey Highline Trail Runs50miTrailPayson, AZ
- Jack Bristol Lake Waramaug Ultra Races100KTrailKent, CT
- Madeira Island Ultra-Trail110KTrailPortugal24,547 ft
- Big Burro 24HR24hrsTrailBig Bear City, CA
- Coyote Two Moon100 MileTrailOjai, CA14,583 ft
- Harvest & Howitzer Backyard UltraBackyard UltraTrailPacerville, CA
- Salt Flats Endurance Runs10KTrailWendover, UT
- San Diego 100100 MileTrailLake Cuyamaca, CA15,600 ft
May 2027
- Aso Volcano Trail115KTrailJapan20,154 ft
- Beidleheimer Sidewinder20KTrailBoalsburg, PA
- Cocodona250 MileTrailArizona
- DL 100106KTrailChina
- Desert Wolf100KTrailJohnson City, TX
- Grand Trail des Lacs et Châteaux165KTrailBelgium20,669 ft
- Grayson Highlands 50 Mile / 50k / 25k25KTrailMouth of Wilson, VA2,999 ft
- Hardcore Ultra Trail (HUT)100 MileTrailPhilippines31,975 ft
- Heartland 5050 MilerTrailCassoday, KS
- Hills Creek Endurance Challenge12hrsTrailWellsboro, PA
- Juniper Canyon Half MarathonMarathonTrailHerriman, UT
- Kierat100KTrailPoland
- Last Person Standing by Flint Creek EnduranceLast Person StandingTrailGentry, AR
- Miwok100KTrailCalifornia11,503 ft
- Quicksilver100KTrailCalifornia13,209 ft
- Rise Sasquatch Shuffle100KTrailGrapeland, TX
- Sea to Sky100KTrailJenner, CA
- Serengeti Trail Races50 MilerTrailErda, UT
- Soria Moria til Verdens Ende (SMVE)100 MileTrailNorway11,614 ft
- Take 5 in the GardenDouble TakeTrailColorado Springs, CO
- Thames Path 100100 MileTrailEngland1,900 ft
- The Tick57.5 MilerTrailAlexander springs Florida, FL
- TutHell 50K50KTrailSioux Falls, SD
- Ultra Trail Vipava Valley106KTrailSlovenia14,108 ft
- Wild Wild West Marathon & Ultra50 MilerTrailLone Pine, CA2,999 ft
- Cocodona 2027Cocodona 250TrailBlack Canyon City, AZ
- Collegeville Ultra50KTrailCollegeville, MN
- Greenwood Furnace Trail ChallengeMarathonTrailHuntingdon, PA
- The Big 5050KTrailPine Mountain, GA
- The PilgrimageUNCREWEDTrailMack, CO
- Sedona Canyons 125125 MileTrailArizona14,206 ft
- Blood Root Ultra200 MilerTrailPittsfield, VT
- Hellbender 100100-MilerTrailOld Fort, NC20,000 ft
- Tiger ClawBig CatTrailIssaquah, WA
- WausaUltra Solo, Double, LimitlessLimitlessTrailWausau, WI
- Adventure Fest at 18 RoadWomen's Gravel ClinicTrailFruita, CO
- Breakneck Point Trail Runs42KTrailBeacon, NY8,999 ft
- Carolina Thread 8/4Hr8hrTrailRock Hill, SC
- Dingneng WangMarathonTrailSan Diego, CA
- Dirty German Endurance Fest50 MilerTrailPhiladelphia, PA
- EHQ Valley Falls 6 and 12 Hour12 HourTrailFairmont, WV
- Les Coursières des Hauts du Lyonnais111KTrailFrance13,780 ft
- Over the Top Trail Race30KTrailPocatello, ID
- Run for Kids Challenge12hrsTrailPelham, AL
- The Ripper - Sunrise to Sunset14hrsTrailPocomoke, MD
- Valkyrie Trail Race50KTrailColorado Springs, CO3,586 ft
- Virtual Swiss Alps 1002000KTrailLos Angeles, CA
- Sparta Jockey 502erUnsupported SOLOTrailSparta NC, NC
- Born to Run Ultra Marathons100 MileTrailLos Olivos, CA18,500 ft
- Cruel Jewel 100100 MilerTrailBlue Ridge, GA25,381 ft
- Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers158KTrailFrance
- Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens109KTrailFrance
- Butterfield Blitz Backyard4 HourTrailHerriman, UT512 ft
- Cruel Jewel 5050 MilerTrailBlue Ridge, GA
- Die to Run Backyard UltraBYUTrailMuskogee, OK
- Eagleton Trail Challenge47KTrailLock Haven, PA
- Forgotten Forest Ultra Run9hrsTrailStratford, CT
- Massanutten100 MileTrailVirginia18,000 ft
- Napa Wilderness Trail Runs50KTrailNapa, CA
- O'Neill Park Trail Races50KTrailTrabuco Canyon, CA2,333 ft
- Pine Trail Run50KTrailPine, AZ
- Quest for the Crest50KTrailBurnsville, NC
- Rim Rock 50 Mile Trail Challenge50 MileTrailNapa, CA
- Rumble on the RidgeLast Person StandingTrailArena, WI
- Soaring Eagle Trail RunMarathonTrailSammamish, WA
- The Timp Trail Marathon and HalfMarathonTrailOrem, UT5,883 ft
- Ultra Trail Snowdonia by UTMB100KTrailWales
- Ultra-Trail Australia by UTMB100KTrailAustralia
- Wild Horse Runs5KTrailDe Beque, CO
- Salomon Ultra-Trail Hungary112KTrailHungary14,350 ft
- InfinitusMarathonTrailRipton, VT
- Foothills 150150TrailPickens, SC
- Connor's Claims Ultra50 MilerTrailStockton, UT
- Mission Trails Twilight Runs50KTrailSantee, CA
- RDM Trail Race5MTrailTrussville, AL
- Run Ragged Last Person StandingLast Person StandingTrailBerlin, CT
- Run for Amma50KTrailLos Gatos, CA 5,266 ft
- Salt Lake Foothills Trail Races50 MilesTrailSalt Lake City, UT
- Samson's Revenge50KTrailEstes Park, CO
- Sparks Backyard UltraSparks Backyard UltraTrailSparks, NV
- The Wicked Biskit50KTrailLowell, NC
- Sweat Swat n Swear50KTrailInverness, FL
- Blacks Grove Backyard Ultra Presented by Agony of DeFeet Wadena Run ClubBackyard UltraTrailWadena, MN
- Leavenworth Trail Fest50KTrailLeavenworth, WA
- Memorial Day Trail Run12 MilerTrailPelham, AL
- Pacifico Ultra50KTrailPalmdale, CA
- Sri Chinmoy 7 & 13-HR Races13Hr SoloTrailSeattle, WA
- Stumptown Trail Runs50KTrailPortland, OR
- Sugar Badger 50/50 and Half50 MilerTrailBelleville, WI
- Sulphur Springs100KTrailCanada1,276 ft
- The Freedom 5050 MilerTrailPuyallup, WA
- The Underground Circus 100100 MilesTrailSmyrna, GA
- VM150 - Veterans Memorial 150150-MilerTrailLudington, MI
- Virginia Highlands 3 Day Trail Running CampTent CampingTrailMouth of Wilson, VA
- West Virginia Trail Fest100KTrailSnowshoe, WV
June 2027
- Bighorn100 MileTrailWyoming
- Kettle Moraine100 MileTrailWisconsin3,530 ft
- Laurel Highlands70.5MTrailPennsylvania
- Okushinano100KTrailJapan18,307 ft
- Trail des Gombak100KTrailMalaysia
- Hawkeye 200CREWEDTrailMarshalltown, IA
- Connecticut Ultra Traverse #CUT112CUT112TrailSouthwick, MA
- Hell Hole Hundred100 MileTrailBethera, SC
- Momentus BackYard UltraMomentus Back Yard UltraTrailMonroe, NC
- 1/2 Sauer 1/2 KrautMarathonTrailPhiladelphia, PA
- Coolest Ride and Tie and EquathonRide and Tie Long CourseTrailCool, CA
- Coz's Backyard UltraBackyardTrailHolland Patent, NY
- Crater Trail Run50KTrailDecorah, IA
- Dam Yeti 5050 MilerTrailAbingdon, VA
- Echo Valley50KTrailChelan, WA
- Elsa Chicken Plucker Backyard UltraBackyard UltraTrailCharleston, IL
- Hollis Heat: Time Trials24 HoursTrailEllenboro, NC
- Kettlefoot50KTrailMountain City, TN
- Lake Tye Challenge12hrsTrailMonroe, WA
- Lake to Ocean 100K100KTrailPort Mayaka , FL
- Lost In The Woods25 MilerTrailNicollet, MN
- Malibu Canyon Trail Races100KTrailMalibu, CA
- Marsh Peak Madness12hrsTrailLapoint, UT
- Mohican100 MileTrailOhio12,139 ft
- More Miles Last One Standing Challenge4.2-Mile Backyard UltraTrailKnoxville, MD
- Mozart 100 by UTMB120KTrailAustria19,685 ft
- Rabid Raccoon100 MileTrailPennsylvania15,200 ft
- Ridge to Rails 50k, Half, & 10k50KTrailOld Fort, NC
- Rose Canyon Ultra50 MilerTrailHerriman, UT
- Slate Run Trail Race25KTrailSlate Run, PA
- Swiss Canyon Trail111KTrailSwitzerland
- The Full Mo50KTrailSheridan, IN
- Three Sisters Ultra Festival24 Hour SoloTrailMaryville, TN
- Trails n Vines Wine Run9 MilerTrailEscondido, CA
- Vashon Island Ultramarathon & Trail Run50KTrailVashon Island, WA
- Worlds End100KTrailPennsylvania12,402 ft
- Plattekill Mountain RaceMountain RaceTrailRoxbury, NY
- Rabun Half MarathonMarathonTrailSky Valley, GA
- The Last Annual Heart of the South Road Race400 MilesTrailBryant, GA
- Bay Area 100100 MileTrailBerkeley, CA17,999 ft
- Crossover HalfMarathonTrailParadise, UT
- Fire Trail Running Festival50KTrailSpring Branch, TX
- Huron 100100 MilerTrailGrass Lake, MI
- Last Human Standing - RILast Human StandingTrailWest Greenwich, RI
- OSS/CIA 50 Mile Night Run50 MilerTrailTriangle, VA
- Snow Peaks 50 Mile Trail Run50 MilerTrailProvo, UT
- South Downs Way100 MileTrailEngland14,003 ft
- Trail 100 Andorra by UTMB105KTrailAndorra22,310 ft
- Windsor Castle 10-Hour10hrsTrailSmithfield, VA
- Kaga Spa Trail by UTMB105KTrailJapan16,804 ft
- Froggy Mountain 100Froggy Mountain 100TrailGalax, VA
- Krakonosova Stovka100KTrailCzech Republic13,612 ft
- Trail du Saint-Jacques by UTMB130KTrailFrance19,685 ft
- Zugspitz106KTrailGermany17,323 ft
- Endless Day Backyard UltraBackyard UltraTrailRichfield, UT
- Manitou’s Revenge53 MilerTrailWindham, NY
- Night Train 100K, 50k and Half Marathon100KTrailFarmville, VA
- Tahoe 100k100KTrailStateline, NV
- West Highland Way95 MileTrailScotland8,930 ft
- Tahoe 200 Endurance Run 2027200 MilerTrailLake Tahoe, CA
- Camp-Run-A-Muck @ Stable ViewCamp-Run-A-MuckTrailAiken, SC
- Centurion Ultra Trail Event72 HoursTrailStratford, CT
- Lavaredo Ultra Trail by UTMB120KTrailItaly19,029 ft
- SISU 100100 MilerTrailEnumclaw, WA
- Yeti Ultra Trail Washington100 MilerTrailHyak, WA
- Night Howler 5050 MilerTrailHoover, AL
- SINduda48 HourTrailRupert, VT
- SISU 24 PNWIndividual MaleTrailEnumclaw, WA
- Sproul 10k10KTrailNorth Bend, PA
- Texoma Challenge50KTrailDenison, TX
- Trippen Through The Timber50KTrailPayson, UT
- Western States100 MileTrailCalifornia17,999 ft
- Little Loggers Trail Fest5KTrailNorth Bend, PA
July 2027
- Beacons Way Ultra 100 Mile100 MileTrailWales
- Beacons Way Ultra 100km100KTrailWales
- Beaverhead100KTrailIdaho/Montana12,700 ft
- Brink 100 mile trail run100 MileTrailOregon
- Cameron Ultra-Trail100KTrailMalaysia
- Crazy Mountain100 MileTrailMontana
- Eiger Ultra Trail by UTMB101KTrailSwitzerland
- Golden Ring100KTrailRussia
- Gran Trail Courmayeur100KTrailItaly
- High Lonesome100 MileTrailColorado
- Lakeland100 MileTrailEngland
- MUSPO 100100KTrailPhilippines
- Never Summer100KTrailColorado
- Nike ACG Ultra-Trail Chongli168KTrailChina
- Nuts Ylläs Pallas100KTrailFinland
- OSJ Ontake100KTrailJapan
- Quebec Mega Trail135KTrailCanada
- Restonica Trail by UTMB - Ultra-Trail® di Corsica110KTrailFrance
- Tahoe Rim Trail100 MileTrailNevada
- Vermont100 MileTrailVermont
- Hood Hundred100 MileTrailOregon
- Vol State500K Bus + HotelTrailSand Mountain, GA
- CMAR Trail Races: Cry Me A River100 MilerTrailChillicothe, IL
- Hardrock 100 Endurance Run100 MilerTrailSilverton, CO34,147 ft
- Trail Verbier St Bernard by UTMB140KTrailSwitzerland30,512 ft
- Val d’Aran by UTMB, Camins de Hèr110KTrailSpain21,381 ft
- Back Cove Backyard UltraBackyard UltraTrailPortland, ME
- Deer Creek Half MarathonMarathonTrailMidway, UT
- Devil's Gulch100 MilerTrailWenatchee, WA
- Follow the Flag 5K Trail Race5KTrailPleasant Grove, UT
- Honey Badger 100100 MileTrailWichita, KS
- Iron XMarathonTrailAuburn, CA
- Ironstone 100K Ultra100KTrailHollidaysburg, PA
- Laramie Peak Endurance Challenge24hrsTrailDouglas, WY
- STRC Trailfest at Newtown Battlefield SP3hrsTrailElmira, NY
- Siskiyou Out Back100KTrailOregon12,694 ft
- Vero Beach Octopus Ultra100 MilerTrailVero Beach, FL
- Val d’Aran by UTMB, Torn dera Val d’Aran168KTrailSpain34,596 ft
- Cascade Crest100 MileTrailWashington24,249 ft
- Monte Rosa WalserWaeg by UTMB - LSV122KTrailItaly27,454 ft
- Ouray 100 Mile Endurance Run100 MilerTrailOuray, CO
- Elder Creek Night Runs50KTrailAnza, CA
- Guzzler Ultra100KTrailAustralia
- NIGHT CLAW20KTrailGlen Rose, TX
- Rise in the Pines200kTrailSmithville, TX
- Sombrero Sizzler12HRTrailjacksonville, FL
- The Cherokee30KTrailTellico Plains, TN
- Grossglockner Ultra-Trail110KTrailAustria21,325 ft
- Lost Sierra Endurance RaceSummit VK+TrailDownieville, CA
- South Bay 24 HR24 HourTrailSan Diego, CA
- Harding Hustle50KTrailModjeska Canyon, CA
- Hotter N' Hell Trail Run18 MilerTrailPelham, AL
- Oregon Cascades100 MileTrailBend, OR11,052 ft
- Pikes Peak Ultra50 MilerTrailColorado Springs, CO
- Wildmere MileWildmere MileTrailGosport, IN
- Wy’east Trailfest50 MilerTrailMt. Hood, OR
- The Summit 200The Summit 200TrailFrisco, CO
- Hillman Ride and Fly - Ride & Tie31 Mile Long CourseTrailPittsburgh, PA
- Badger Trail Races by Ten Junk Miles Racing100 MileTrailBelleville, WI
- Burning River100 MileTrailOhio7,999 ft
- Camp Lug-A-Chug9 MilerTrailCougar, WA
August 2027
- Angeles Crest100 MileTrailCalifornia
- Canadian Death Race118KTrailCanada
- Circadian Endurance ChallengeREM Slayer - Monthly MilesTrailVirtual
- Courmayeur Champex Chamonix (CCC)100KTrailItaly
- Fat Dog120 MileTrailCanada
- Grand Raid des Pyrénées - Tour de Cirques123KTrailFrance
- Grand Raid des Pyrénées - Ultra 160160KTrailFrance
- Leadville Trail100 MileTrailColorado
- Olympic Mountains 100k100KTrailWashington
- Swiss Alps100KTrailSwitzerland
- TDS (Sur les Traces des Ducs de Savoie)147KTrailItaly
- Twisted Branch100KTrailNew York
- Ultra Trail Du Mont-Blanc (UTMB)100 MileTrailFrance
- Salt and Sulfur 420CrewedTrailSalt Lake City, UT
- Fjällmaraton 100k100KTrailSweden10,827 ft
- Fat Dog 120120 MilerTrailManning Park, BC13,999 ft
- Wyoming Range 100-Mile Endurance Run100 MilerTrailBox Y Ranch, WY23,999 ft
- Blue Hill Mountain Trail Fest50KTrailBlue Hill, ME
- Larrabee Lakes50KTrailBellingham, WA
- North Downs Way100 MileTrailEngland
- Volcanic 5050KTrailCougar, WA7,402 ft
- Waldo100KTrailOregon
- Whistler by UTMB100KTrailCanada
- Winter Park 50K50KTrailWinter Park, CO
- Bigfoot 20 Mile Run20 MilerTrailCougar, WA
- Bigfoot 200 2027200 MilerTrailMount St. Helens, WA
- Fiesta Night Run50KTrailSan Antonio, TX
- Inkom Last Man Standing 1.1Last Man StandingTrailInkom, ID
- 5K FESTSOLOTrailBonney Lake, WA
- 8-Hours of Berm8-Hour RuckTrailDunnellon, FL
- Black Copperhead Sting 50k50KTrailBelmont, NC
- Chupacabra Trail Races15 MilerTrailDixon, IL
- Crystal Springs Ultra Races36 MileTrailWytheville, VA
- Eastern States100 MileTrailPennsylvania
- In the Heat of the Night100KTrailAnniston, AL
- Southern Fried 50/5050 MilerTrailColumbus, GA
- Continental Divide Trail Run50KTrailSteamboat Springs, CO
- Kachess Ridge 5050 MileTrailCle Elum, WA
- Baker Trail UltraChallenge50 MileTrailSummerville, PA
- Brookfield Classic50KTrailBrookfield, NY
- Butterfield Canyon MarathonMarathonTrailHerriman, UT4,557 ft
- Hyner Half14 MilerTrailNorth Bend, PA
- Telluride Mountain Run65 MilerTrailTelluride, CO
September 2027
- SwissPeaks100KTrailSwitzerland
- Ultra Tour Monte Rosa170KTrailSwitzerland
- Front Range Ultra Dayze12-hour night raceTrailLoveland, CO
- Dark Divide Trail Races100 MilerTrailRandle, WA
- Cedar Bend Endurance Event8-hourTrailWaverly, IA
- Iron Mountain50 MilerTrailDamascus, VA
- Laps For Love Backyard UltraBackyard UltraTrailWichita, KS
- Pinellas Trail Challenge46 MilerTrailSt. Petersburg, FL
- Sisu Backyard Ultra at Lake RebeccaBackyard UltraTrailRockford, MN
- Superior Fall 100100 MileTrailLutsen, MN18,372 ft
- Megunticook Trail Festival50KTrailCamden, ME
- Mendocino Running FestivalMarathonTrailMendocino, CA
- Riverbend Ultras 12 HR/50KFun RunTrailJupiter, FL
- SRT - Shawangunk Ridge Trail Run70 MilerTrailRosendale, NY
- Scott TMBT109KTrailTambuyukon, Sabah, Malaysia
- The Legacy50KTrailGastonia, NC
- Last Dot Standing and 24/48 Hour by Ten Junk Miles48hrsTrailBeleville, WI
- TOR130 - Tot Dret130KTrailCourmayeur, Italy26,247 ft
- Backbone Trail Ultra68 MileTrailSanta Monica Mountains, CA13,599 ft
- Boulder Beast24 MilerTrailLock Haven, PA
- Gaspin Through The Aspens50 MileTrailAmerican fork, UT
- Hill to Hollow 100km100KTrailFabius, NY
- S.O.S.12hrsTrailMiddleburg, FL
- Surf Coast Century100KTrailAnglesea, Victoria, Australia5,906 ft
- Trails 4 Tails40 Mile UltraTrailHanover, PA
- Morgan Hill Trail RacesMarathonTrailFabius, NY
- Paraty Brazil by UTMB108KTrailParaty, Rio de Janeiro, Brazil15,912 ft
- Valleys Ultra (13)180KTrailConiston, Cumbria, England29,528 ft
October 2027
Browse races
By distance and kind
By place
- California 185
- Florida 99
- Texas 77
- North Carolina 74
- Georgia 73
- Pennsylvania 71
- Arizona 68
- Washington 63
- Virginia 57
- Utah 55
- Colorado 53
- Alabama 53
- Tennessee 45
- New York 41
- Illinois 33
- South Carolina 33
- Canada 28
- Wisconsin 27
- Connecticut 26
- Maryland 21
- Minnesota 21
- Oregon 20
- Michigan 19
- Vermont 16