Colorado · 10K · 5K
RMRR September 5k/10k
RMRR September 5k/10k is a 10K and 5K event held in Thornton, Colorado. It was last held on September 13, 2026 and is usually run in September; the next date hasn't been announced yet.
- Usually held
- September
- Location
- Thornton, CO
Race details
- Last held
- September 13, 2026
- Usually held in
- September
- Location
- Thornton, Colorado
- Distances
- 10K, 5K
- Registration
- runsignup.com
- Official website
- rmrr.org
About the RMRR September 5k/10k
Rocky Mountain Road Runners holds a monthly Trophy Series in the Denver area. We provide a low-key, low-cost racing environment. Everyone is welcome to run with us! The 10km race uses a handicap start system, slow-to-fast, spread over ~30 minutes. This gives everyone a chance to win. We'll use your estimated finish time to assign you a start time with others the same speed. All 5k racers will start ~15min after the first 10km starters. Race Day Details Time : 10k starts at 8:00 am + your ha…
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Guides from the RaceRove blog
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- Blog All guides Planning advice for finding, choosing and travelling to races.
RMRR September 5k/10k: common questions
- When is the RMRR September 5k/10k?
- The next date hasn't been announced in the listing yet. The race is usually held in September. Check the organiser's website for the official date.
- Where is the RMRR September 5k/10k held?
- In Thornton, Colorado.
- What distances does the RMRR September 5k/10k offer?
- 10K and 5K.
- How do I register for the RMRR September 5k/10k?
- 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.