10Ks in Boulder County, CO
City Location
1. Longmont Turkey Trot
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Past DateNov 11, 2023Saturday
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10K, 2M run
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Longmont, CO
Boulder County, CO
2. Lucky Lyons
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Past DateMar 9, 2024Saturday
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10K, 5K run
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Lyons, CO
Boulder County, CO
3. Boulder Rez Half
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Past DateApr 13, 2024Saturday
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13.1M, 10K, 5K run
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Boulder, CO
Boulder County, CO
4. BOLDERBoulder 10K
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May 27, 2024Monday
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10K run
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Boulder, CO
Boulder County, CO
5. Colorado 13er
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Jun 2, 2024Sunday
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13.1M, 10K, 5K run
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Louisville, CO
Boulder County, CO
6. Boulder Sunrise 10K and 5K
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Jun 23, 2024Sunday
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10K, 5K run
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Boulder, CO
Boulder County, CO
7. Let Freedom Run
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Jul 4, 2024Thursday
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10K, 5K run | kids run
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Louisville, CO
Boulder County, CO
8. 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
9. 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
10. Boulderthon: Downtown Boulder Marathon
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Sep 29, 2024Sunday
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26.2M, 13.1M, 10K, 5K run | kids run
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Boulder, CO
Boulder County, CO
11. The Pretzel Run Colorado
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Oct 12, 2024Saturday
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10K, 5K run | kids run
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Louisville, CO
Boulder County, CO
12. Arctic Prairie Dog Half - Westminster
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Jan 19, 2025Sunday
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13.1M, 10K, 5K run
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Louisville, CO
Boulder County, CO
13. Old Man Winter Bike Rally and Run
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Feb 2, 2025Sunday
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10K, 5K run
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Lyons, CO
Boulder 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.