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. RMRR Trophy Series
3. Wild West Relay
4. Aspen parkrun
5. Atalanta 5K
6. Colorado Cancer Foundation Run for the Cure
8. Ironman 70.3 Boulder
9. La Sportiva Berry Picker Trail Run
10. Nielson Two Mile Challenge
11. Sheep Mountain 50 Mile
12. Silverton Ultra Marathon
13. South Boulder Creek parkrun
14. Tri for the Cure - A Women's Triathlon
15. Bec Tri
16. CO Brewery Running Series - Call to Arms Brewing
17. Denver: bRUNch At Quality Italian
18. Evergreen Trail Racing Series - Staunton State Park
19. Funnel Cake 5K
20. HRCA Splash Mash Dash Kids Triathlon

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.