Colorado · 18 Miles
Outlast Denver
Outlast Denver is a 18 Miles event held in Littleton, Colorado. Its next confirmed date is Saturday, October 3, 2026.
- Race day
- October 3, 2026
- Location
- Littleton, CO
Race details
- Date
- Saturday, October 3, 2026
- Location
- Littleton, Colorado
- Distances
- 18 Miles
- Registration
- runsignup.com
- Official website
- texasoutlawrunning.com
About the Outlast Denver
What Is OUTLAST? OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out. Complete all six rounds, and you OUTLAST. This isn't just about speed — it's about pacing, discipline, and mental grit. Whether you're trying to survive all six or win your division, the challenge is the same: show up each hour, push your …
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Outlast Denver: common questions
- When is the Outlast Denver?
- The next confirmed date is Saturday, October 3, 2026.
- Where is the Outlast Denver held?
- In Littleton, Colorado.
- What distances does the Outlast Denver offer?
- 18 Miles.
- How do I register for the Outlast Denver?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.