Dinosaur Valley
· starts 6:00 AM
Glen Rose, TX
Dinosaur Valley is a trail race of 62 miles (100 km) in Glen Rose, Texas. The next edition is on Saturday, November 21, 2026, starting at 6:00 AM. The race gives its climbing as 6,001 ft (1,829 m); measured from its course file, it's 3,783 ft (1,153 m). It starts at 691 ft (211 m) above sea level. Its high point is 867 ft (264 m). The course finishes where it starts. It's a Western States 100 qualifier. Registration is open to all; registration opened on June 1, 2025. The field is about 100 runners.
There are 21 other upcoming 50-mile and 100K races in Texas. Dinosaur Valley climbs about 97 ft a mile (18 m per km), flatter than 95% of the 119 50-mile and 100K races listed with their climbing.
The course
Questions about Dinosaur Valley
When is Dinosaur Valley 2026?
Dinosaur Valley 2026 is on Saturday, November 21, 2026, starting at 6:00 AM local time.
Where is Dinosaur Valley?
Dinosaur Valley is held in Glen Rose, Texas.
How long is Dinosaur Valley?
Dinosaur Valley is 62 miles (100 km); its course file measures 63 miles.
How much elevation gain does Dinosaur Valley have?
Dinosaur Valley has 6,001 ft (1,829 m) of elevation gain, as the race states it.
Is Dinosaur Valley a Western States qualifier?
Yes. Dinosaur Valley 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 Dinosaur Valley?
Dinosaur Valley has open registration. Registration opened on June 1, 2025.
What is the weather usually like at Dinosaur Valley?
Around Dinosaur Valley's date, the day's high is typically about 72°F (22°C) and the low about 52°F (11°C), averaged over recent years.
How many aid stations does Dinosaur Valley have?
Dinosaur Valley's course has 17 aid stations after the start.
Where can I see the Dinosaur Valley elevation profile and aid station cutoffs?
runfarwhere has Dinosaur Valley'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 Dinosaur Valley?
Dinosaur Valley climbs about 97 ft a mile (18 m per km), flatter than 95% of the 119 50-mile and 100K races listed with their climbing.
What other 50-mile and 100K races are there in Texas?
Other upcoming 50-mile and 100K races in Texas include El Taco Loco (November 14, 2026), Freight Train 200 (December 3, 2026) and Naughty Hog (December 12, 2026).
Other races in Texas
- El Taco Loco 100K · Nov 14, 2026
- Freight Train 200 50 Mile · Dec 3, 2026
- Naughty Hog 100K · Dec 12, 2026
- Texmas Trail Race 104K · Dec 12, 2026
- IRON HORSE 100K · Jan 2, 2027
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