Texas · 50K · Marathon · Half marathon
Caveman Challenge at Waterloo Lake
Caveman Challenge at Waterloo Lake is a 50K, marathon, half marathon, 10k and 5k event held in Denison, Texas. It was last held on October 10, 2026 and is usually run in October; the next date hasn't been announced yet.
- Usually held
- October
- Location
- Denison, TX
Race details
- Last held
- October 10, 2026
- Usually held in
- October
- Location
- Denison, Texas
- Distances
- 50K, Marathon, Half marathon, 10k, 5k, Fun run/lake walk
- Registration
- ultrasignup.com
- Official website
- cavemanendurance.com
Registration, course & weather
- Registration status
- Registration status as last checked September 28, 2026: open
- Entry fee
- Listed fee for the longest distance, $75 (from cavemanendurance.com, checked September 28, 2026)
- Start time
- 7:30 AM CDT
- Course profile — 5K
- Loop course; Trail surface; Not USATF certified
- Course profile — 10K
- Loop course; Trail surface; Not USATF certified
- Course profile — Half Marathon
- Loop course; Trail surface; Not USATF certified
- Course profile — Marathon
- Loop course; Trail surface; Not USATF certified; Not a Boston qualifier
- Course profile — 50K
- Loop course; Trail surface; Not USATF certified
- Typical race-day weather
- about 61°F at the start, 86% humidity, 4 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 28, 2026)
About the Caveman Challenge at Waterloo Lake
Caveman Challenge at Waterloo Lake is a multi-distance trail event (5K through 50K) held at Waterloo Lake Park in Denison, TX, run on looped dirt/rock/root trail that passes a cave feature along the course.
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Caveman Challenge at Waterloo Lake: common questions
- When is the Caveman Challenge at Waterloo Lake?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the Caveman Challenge at Waterloo Lake held?
- In Denison, Texas.
- What distances does the Caveman Challenge at Waterloo Lake offer?
- 50K, Marathon, Half marathon, 10k, 5k and Fun run/lake walk.
- How do I register for the Caveman Challenge at Waterloo Lake?
- Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Caveman Challenge at Waterloo Lake?
- Registration status as last checked September 28, 2026: open. Listed fee for the longest distance, $75 (from cavemanendurance.com, checked September 28, 2026).
- What time does the Caveman Challenge at Waterloo Lake start?
- 7:30 AM CDT.
- What is race-day weather usually like at the Caveman Challenge at Waterloo Lake?
- about 61°F at the start, 86% humidity, 4 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 28, 2026).
Plan this race in RaceRove
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