August 10Ks in Colorado
City Location
1. New Castle Dirty Dozen Trail Running Race
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Aug 2, 2024Friday
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10K trail run
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New Castle, CO
Garfield County, CO
2. All-Out Runapalooza
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Aug 3, 2024Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Arvada, CO
Jefferson County, CO
3. Boulder Rez Marathon
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Aug 3, 2024Saturday
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26.2M, 19.7M, 13.1M, 10K run | 26.2M relay
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Boulder, CO
Boulder County, CO
4. Reece's Roundup
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Aug 3, 2024Saturday
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10K, 5K run
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Castle Rock, CO
Douglas County, CO
5. Evergreen Town Race
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Aug 4, 2024Sunday
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10K, 5K run
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Evergreen, CO
Jefferson County, CO
6. Holy Cow Trail Stampede
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Aug 10, 2024Saturday
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10K, 5K run
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Westminster, CO
Adams County, COJefferson County, CO
7. Hometown Half Marathon
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Aug 10, 2024Saturday
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13.1M, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Colorado Springs, CO
El Paso County, CO
8. Human Race
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Aug 10, 2024Saturday
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13.1M, 10K, 5K run | kids run
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Fort Collins, CO
Larimer County, CO
9. Run the Rockies Trail Race
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Aug 10, 2024Saturday
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13.1M, 10K trail run
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Frisco, CO
Summit County, CO
10. Turkey Springs Showdown Trail Races
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Aug 10, 2024Saturday
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13.1M, 10K trail run
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Pagosa Springs, CO
Archuleta County, CO
11. Hometown Half Marathon
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Aug 11, 2024Sunday
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13.1M, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Westminster, CO
Adams County, COJefferson County, CO
12. Leadville 10K
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Aug 11, 2024Sunday
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10K run
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Leadville, CO
Lake County, CO
13. Lory Summer Trail Series
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Aug 13, 2024Tuesday
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10K trail run
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Fort Collins, CO
Larimer County, CO
14. Impact Uganda 5K/10K
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Aug 17, 2024Saturday
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10K, 5K run
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Denver, CO
Denver County, CO
15. Mt. Sneffels Half Marathon & 10K
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Aug 17, 2024Saturday
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13.1M, 10K run | kids run
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Boston Marathon Qualifier
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Ouray, CO
Ouray County, CO
16. The Cheyenne Mountain Run
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Aug 17, 2024Saturday
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25K, 10K, 5K trail run
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Cheyenne Mountain State Park, CO
El Paso County, CO
17. Boulder Sunset 10K/5K
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Aug 24, 2024Saturday
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10K, 5K run
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Boulder, CO
Boulder County, CO
18. Westminster Trail Race
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Aug 24, 2024Saturday
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13.1M, 10K, 5K trail run
More Information
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Westminster, CO
Adams County, COJefferson County, CO
19. Ridgway Log Hill Hustle 5K/10K
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Aug 25, 2024Sunday
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10K, 5K run
More Information
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Ridgway, CO
Ouray County, CO
20. Donot Stop
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Aug 31, 2024Saturday
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10K, 5K run | kids run
Virtual OptionMore Information
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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.