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. Boulder Stroke & Stride Series
2. Colorado Cancer Foundation Run for the Cure
3. RMRR Trophy Series
4. Wild West Relay
5. Aguilar 125th Anniversary 12.5K
6. Aspen parkrun
7. Atalanta 5K
8. Berry Picker Trail Run
9. CO Brewery Running Series - Odell Brewing
10. Evergreen Trail Racing Series - Staunton State Park
11. Fit Foodie 5K - Denver
12. Funnel Cake 5K
13. HRCA Splash Mash Dash Kids Triathlon
14. Ironman 70.3 Boulder
15. Muck & Mire Mud Adventure Race
16. Nielson Two Mile Challenge
17. Palmer Lake Try-athlon
18. Run for Rwanda 5K
19. Run for the Ring 5K
20. Sheep Mountain Endurance Runs

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.