October 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. AppleFest 5K
2. Aspen parkrun
3. Castle Rock Trail Festival
4. Castlewood Canyon Fun Run
5. Colorado Brewery Running Series - Prost Brewing
6. Crested Butte Ultra
7. Emerald Mountain Trail Run
8. Glenwood Canyon Shuffle
9. Just for J Superhero 5K
10. Louisville Trail Race
11. Nielson Two Mile Challenge
12. Rim To Rim Royal Gorge Race Weekend
13. Runway 5K Run for the Angels
14. Rut Run 5K
15. Second Wind Walk/Run
16. South Boulder Creek parkrun
17. Spanish Peaks Downhill Half Marathon
18. Spanish Peaks Downhill Half Marathon and 5K Fun Run
19. Tommyknocker 12-Hour and Mine Shaft Half
20. Healthy Kids Running Series - Aurora

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.