Hey Runners! We are working long hours to update races that are cancelled, TBD, postponed, and/or converted to virtual due to COVID-19.

Here's what we've got right now:
Cancelled or TBD Due to COVID-19
Physical Races Offering Virtual Option
These lists are updated hourly.

August Races in Colorado

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Click Here to find out what Classic, Multisport, and Variety mean.

To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.

1. 5K on the Mountain
2. Aspen parkrun
3. Berry Picker Trail Run
4. Colorado Brewery Running Series - New Belgium Ranger Station
5. Ironman 70.3 Boulder
6. Nielson Two Mile Challenge
7. Power of Four Trail Run
8. Rocky Mountain Half Marathon
9. Sheep Mountain Endurance Runs
10. SheSprints
11. Silverton Ultra Dirty
12. South Boulder Creek parkrun
13. Subaru Kids Obstacle Challenge - Denver
14. Winter Park Half Marathon
15. XTERRA Indian Peaks 5K & 10K
16. XTERRA Indian Peaks
17. Cheyenne Mountain State Park 12K/24K
18. Colorado Cancer Foundation Run for the Cure
19. Drennen's Dreams 5K Splash Dash
20. Evergreen Town Race

For the love of all that Is good And moisture wicking...

Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.

ALWAYS visit the race's website for the most complete and accurate race information.