May Classic Races in Colorado

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1. Aspen parkrun
2. Cheyenne Mountain Ultra 10x5k
3. Five Fifty Fifty Run/Walk for Mental Health
4. Greenland Trail Races
5. Nielson Two Mile Challenge
6. South Boulder Creek parkrun
7. Colorado Marathon
8. Wings for Life World Run - Denver
9. Bob Turner Classic 5K
10. Breakthrough for Brain Tumors 5K - Denver
11. CO Brewery Running Series - Great Frontier Brewing
12. Collegiate Peaks Trail Run
13. Duck Waddle 5K
14. FoxTrot 5K
15. Girl's on the Run 5K
16. Girl's on the Run 5K - Montrose
17. Grand Valley Marathon
18. Hayden Cog Run
19. Hope House 5K
20. Kohl 5K

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.