September Races in Colorado

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1. Aspen parkrun
2. Creede Mountain Run
3. Das Bier Burner 5K
4. Grand Traverse Mountain Run
5. Gunni High Triathlon
6. Neighborhood Fun Run Westminster Road Runner
7. Nielson Two Mile Challenge
8. South Boulder Creek parkrun
9. Stampede 5K
10. Start It Off 5K Color Run
11. Waneka Classic 5K
12. 10,000 Meters at 10,000 Feet Trail Run
13. Breck Crest Mountain Marathon
14. Cheap 5K
15. Colorado's State Fair 5K
16. Estes Epic
17. Huskies Play 60 5K
18. Rocky Mountain Brew Runs - Cheluna Brewing
19. Wildcat Mountain 10K/10M Trail Race
20. American Discovery Trail Marathon