May 10Ks in Colorado
City Location
1. Colorado Marathon
-
May 4, 2025Sunday
-
26.2M, 13.1M, 10K, 5K run | 26.2M relay
More Information
-
Boston Marathon Qualifier
-
Fort Collins, CO
Larimer County, CO
2. Donot Stop
-
May 10, 2025Saturday
-
10K, 5K, 1M run | kids run
Virtual OptionMore Information
-
Thornton, CO
Adams County, CO
3. Colorado Friends of First Responders
-
Past DateMay 11, 2024Saturday
-
10K, 5K run | kids run
More Information
-
Littleton, CO
Arapahoe County, CO
4. Colorado Friends of First Responders Annual Run
-
Past DateMay 11, 2024Saturday
-
10K, 5K run
More Information
-
Littleton, CO
Arapahoe County, CO
5. Colorado Women's Classic - Westminster
-
May 11, 2025Sunday
-
10M, 10K, 5K run | kids run
More Information
-
Women Only
-
Westminster, CO
Adams County, COJefferson County, CO
6. Donot Stop
-
May 11, 2025Sunday
-
10K, 5K run | kids run
Virtual OptionMore Information
-
Colorado Springs, CO
El Paso County, CO
7. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
-
Past DateMay 11, 2024Saturday
-
10K, 5K run
Virtual OptionMore Information
-
Colorado Springs, CO
El Paso County, CO
8. High Line Canal Run
-
Past DateMay 11, 2024Saturday
-
10K, 5K run
More Information
-
Centennial, CO
Arapahoe County, CO
9. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
-
Past DateMay 12, 2024Sunday
-
10K, 5K run
Virtual OptionMore Information
-
Thornton, CO
Adams County, CO
10. Endure Trail Runs
-
May 17, 2025Saturday
-
24H, 12H, 13.1M, 10K trail run
More Information
-
Divide, CO
Teller County, CO
11. Habitat Archuleta's 15 Homes in 5
-
May 17, 2025Saturday
-
10K, 5K, 1M run
More Information
-
Pagosa Springs, CO
Archuleta County, CO
12. Samson's Revenge Trail Race
-
May 17, 2025Saturday
-
55K, 27K, 10K trail run
More Information
-
Estes Park, CO
Larimer County, CO
13. Memorial Day Run & March
-
Past DateMay 18, 2024Saturday
-
30K, 10K, 5K run
Virtual OptionMore Information
-
Castle Rock, CO
Douglas County, CO
14. Spirit Challenge
-
Past DateMay 18, 2024Saturday
-
10K, 5K run | kids run
More Information
-
Steamboat Springs, CO
Routt County, CO
15. BOLDERBoulder 10K
-
May 26, 2025Monday
-
10K run
More Information
-
Boulder, CO
Boulder County, CO
16. Angel Run
-
Past DateMay 27, 2024Monday
-
10K, 5K run
Virtual OptionMore Information
-
Colorado Springs, CO
El Paso County, CO
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.
ALWAYS visit the race's website for the most complete and accurate race information.
