Texas · 100 Miler · 100K · 50K
Dinosaur Valley Endurance Run
Dinosaur Valley Endurance Run is a 100 Miler, 100K, 50K, Triassic 25K and Mesozoic Maniac event held in Glen Rose, Texas. Its next confirmed date is Saturday, November 21, 2026. About 180 runners take part across all distances.
- Race day
- November 21, 2026
- Location
- Glen Rose, TX
- Field size
- ~180 runners
Race details
- Date
- Saturday, November 21, 2026
- Location
- Glen Rose, Texas
- Distances
- 100 Miler, 100K, 50K, Triassic 25K, Mesozoic Maniac, Triassic 5 Mile, Jurassic 5 Mile
- Field size
- About 180 runners
- Registration
- ultrasignup.com
- Official website
- dinosaurvalleytrailrun.com
Registration, course & weather
- Registration status
- Open
- Entry fee
- Listed fee for the longest distance, $290 (from theactivejoe.com, checked October 16, 2026)
- Start time
- 7:00 AM CST
- Course profile — 100 Miler
- Loop course; Trail surface
- Course profile — 100K
- Loop course; Trail surface
- Course profile — 50K
- Loop course; Trail surface
- Course profile — 25K
- Loop course; Trail surface
About the Dinosaur Valley Endurance Run
Dinosaur Valley Endurance Run in Glen Rose, TX.
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High Hope Endurance Run - 200K - 100K - 50K - 25K - 10K - 5KGlen Rose, TX5K10K25K50K +2 more ~136 runners
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Dinosaur Valley Endurance Run: common questions
- When is the Dinosaur Valley Endurance Run?
- The next confirmed date is Saturday, November 21, 2026.
- Where is the Dinosaur Valley Endurance Run held?
- In Glen Rose, Texas.
- What distances does the Dinosaur Valley Endurance Run offer?
- 100 Miler, 100K, 50K, Triassic 25K, Mesozoic Maniac, Triassic 5 Mile and Jurassic 5 Mile.
- How many people run the Dinosaur Valley Endurance Run?
- About 180 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Dinosaur Valley Endurance Run?
- Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Dinosaur Valley Endurance Run?
- Yes — registration is open. Listed fee for the longest distance, $290 (from theactivejoe.com, checked October 16, 2026).
- What time does the Dinosaur Valley Endurance Run start?
- 7:00 AM CST.
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