October 10Ks within 50 miles of Boulder, CO
1. Castle Rock Trail Festival
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Oct 5, 2024Saturday
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50K, 13.1M, 10K, 5K trail run
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Castle Rock, CO
49 miles point to pointDouglas County, CO
2. Not So Flatt Breast Cancer Awareness Run/Walk
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Oct 5, 2024Saturday
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10K, 5K run
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Westminster, CO
17 miles point to pointAdams County, COJefferson County, CO
3. Spooky Sprint - Denver
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Oct 5, 2024Saturday
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13.1M, 10K, 5K, 1M run | kids run
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Westminster, CO
17 miles point to pointAdams County, COJefferson County, CO
4. Windsor Marathon
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Oct 6, 2024Sunday
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26.2M, 13.1M, 10K, 5K run | kids run
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Windsor, CO
38 miles point to pointWeld County, CO
5. 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
8 miles point to pointBoulder County, CO
6. bRUNch Run
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Oct 13, 2024Sunday
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10K, 5K run | kids run
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Denver, CO
24 miles point to pointDenver County, CO
7. MonsterDash Run - Denver
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Oct 26, 2024Saturday
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10K, 5K, 1M run | kids run
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Denver, CO
24 miles point to pointDenver County, CO
8. All-Out Kooky-Spooky
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Oct 27, 2024Sunday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Golden, CO
18 miles point to pointJefferson County, CO
9. Ghosts and Goblins 5K/10K
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Oct 27, 2024Sunday
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10K, 5K run
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Denver, CO
24 miles point to pointDenver County, CO
10. MonsterDash Run - Louisville
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Oct 27, 2024Sunday
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10K, 5K trail run | kids run
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Louisville, CO
8 miles point to pointBoulder County, CO
11. Eerie Erie
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Past DateOct 28, 2023Saturday
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10K, 5K run | kids run
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Erie, CO
12 miles point to pointWeld County, CO
12. The Stride
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CancelledOct 29, 2023Sunday
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10K, 5K run | kids run
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Littleton, CO
31 miles point to pointArapahoe 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.