Tunnel Hill 100
· starts 7:00 AM
Vienna, IL
Tunnel Hill 100 is a trail race of 100 miles (160 km) in Vienna, Illinois. The next edition is on Saturday, November 14, 2026, starting at 7:00 AM. The race gives its climbing as 1,400 ft (427 m). It starts at 371 ft (113 m) above sea level. Its high point is 678 ft (207 m). The course finishes where it starts. It's a Western States 100 qualifier. Registration is open to all; registration opened on January 1, 2026. The field is about 400 runners.
There are 6 other upcoming 100-mile races in Illinois. Tunnel Hill 100 climbs about 14 ft a mile (3 m per km), flatter than 95% of the 142 100-mile races listed with their climbing.
The course
Questions about Tunnel Hill 100
When is Tunnel Hill 100 2026?
Tunnel Hill 100 2026 is on Saturday, November 14, 2026, starting at 7:00 AM local time.
Where is Tunnel Hill 100?
Tunnel Hill 100 is held in Vienna, Illinois.
How long is Tunnel Hill 100?
Tunnel Hill 100 is 100 miles (160 km).
How much elevation gain does Tunnel Hill 100 have?
Tunnel Hill 100 has 1,400 ft (427 m) of elevation gain, as the race states it.
Is Tunnel Hill 100 a Western States qualifier?
Yes. Tunnel Hill 100 is on the Western States 100's list of qualifying races. Check wser.org for the qualifying standard and years.
How do you get into Tunnel Hill 100?
Tunnel Hill 100 has open registration. Registration opened on January 1, 2026.
What is the weather usually like at Tunnel Hill 100?
Around Tunnel Hill 100's date, the day's high is typically about 58°F (15°C) and the low about 39°F (4°C), averaged over recent years.
How many aid stations does Tunnel Hill 100 have?
Tunnel Hill 100's course has 27 aid stations after the start.
Where can I see the Tunnel Hill 100 elevation profile and aid station cutoffs?
runfarwhere has Tunnel Hill 100's course file. The outline, distance and climbing are free on its page; the elevation profile, aid stations with cutoffs and the GPX file are part of runfarwhere Premium.
How hilly is Tunnel Hill 100?
Tunnel Hill 100 climbs about 14 ft a mile (3 m per km), flatter than 95% of the 142 100-mile races listed with their climbing.
What other 100-mile races are there in Illinois?
Other upcoming 100-mile races in Illinois include Potawatomi Trail Runs (April 8, 2027), CMAR Trail Races: Cry Me A River (July 9, 2027) and Shawnee Hills Trail Races (August 21, 2027).
Other races in Illinois
- Potawatomi Trail Runs 100 Mile · Apr 8, 2027
- CMAR Trail Races: Cry Me A River 100 Miler · Jul 9, 2027
- Shawnee Hills Trail Races 100 Mile · Aug 21, 2027
- Hindsight Ultra Trail Runs 100 Mile · Sep 2027, TBD
- Hennepin 100 Mile · Oct 2, 2027
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