Colorado · 24 Hours · 12 Hours · 6 Hours
Colorado 24 Hour Run
Colorado 24 Hour Run is a 24 Hours, 12 Hours and 6 Hours event held in Fort Collins, Colorado. Its next confirmed date is Saturday, November 7, 2026. About 790 runners take part across all distances.
- Race day
- November 7, 2026
- Location
- Fort Collins, CO
- Field size
- ~790 runners
Race details
- Date
- Saturday, November 7, 2026
- Location
- Fort Collins, Colorado
- Distances
- 24 Hours, 12 Hours, 6 Hours
- Field size
- About 790 runners
- Registration
- runsignup.com
- Official website
- gnarrunners.com
Registration, course & weather
- Registration status
- Open
- Start time
- 8:00 AM MST
- Course profile — 24 Hours
- Loop course; Road surface
- Course profile — 12 Hours
- Loop course; Road surface
- Course profile — 6 Hours
- Loop course; Road surface
About the Colorado 24 Hour Run
Welcome to the Colorado 24 Hour Run! We aim to provide a fun, welcoming race experience that allows everyone to find a challenge, no matter where you’re at on your running journey. Want to see how far you can go in 6, 12 or 24 hours? Or achieve a new furthest distance? What about setting your fastest marathon, 50K or more? You’ve got the time and opportunity with a fully supported 1mi dirt loop that is easy on the eyes and feet. Come run for a day and/or a night and cheer on others as we strive…
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- Blog All guides Planning advice for finding, choosing and travelling to races.
Colorado 24 Hour Run: common questions
- When is the Colorado 24 Hour Run?
- The next confirmed date is Saturday, November 7, 2026.
- Where is the Colorado 24 Hour Run held?
- In Fort Collins, Colorado.
- What distances does the Colorado 24 Hour Run offer?
- 24 Hours, 12 Hours and 6 Hours.
- How many people run the Colorado 24 Hour Run?
- About 790 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 Colorado 24 Hour Run?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Colorado 24 Hour Run?
- Yes — registration is open. Listed fee for the longest distance, $200 (from runsignup.com, checked October 30, 2026).
- What time does the Colorado 24 Hour Run start?
- 8:00 AM MST.
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.