10Ks within 50 miles of Highlands Ranch, CO
City Location
Featured Listing
1. Boulderthon: Downtown Boulder Marathon
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Sep 28, 2025Sunday
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26.2M, 13.1M, 10K, 5K run | kids run
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Boulder, CO
Boulder County, CO
1. RMRR Trophy Series - January
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Past DateJan 7, 2024Sunday
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10K, 5K run
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Thornton, CO
22 miles point to pointAdams County, CO
2. Couple Shuffle
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Past DateFeb 3, 2024Saturday
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10K, 5K, 2M run
Virtual OptionMore Information
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Colorado Springs, CO
50 miles point to pointEl Paso County, CO
3. Love 'em Or Leave 'em Valentine's Day 5K/10K
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Past DateFeb 10, 2024Saturday
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10K, 5K run
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Parker, CO
11 miles point to pointDouglas County, CO
4. Lucky Lyons
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Past DateMar 9, 2024Saturday
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10K, 5K run
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Lyons, CO
49 miles point to pointBoulder County, CO
5. ShamROCK Stampede
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Past DateMar 16, 2024Saturday
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10K, 5K run
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Castle Rock, CO
13 miles point to pointDouglas County, CO
6. 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
36 miles point to pointBoulder County, CO
7. Time Travel Half Marathon
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Past DateApr 20, 2024Saturday
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13.1M, 10K, 5K run
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Westminster, CO
20 miles point to pointAdams County, COJefferson County, CO
8. Time Travel Half Marathon - Colorado Springs
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Past DateApr 21, 2024Sunday
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13.1M, 10K, 5K, 1M run
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Colorado Springs, CO
50 miles point to pointEl Paso County, CO
9. Colorado Friends of First Responders
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Past DateMay 11, 2024Saturday
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10K, 5K run | kids run
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Littleton, CO
5 miles point to pointArapahoe County, CO
10. Colorado Friends of First Responders Annual Run
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Past DateMay 11, 2024Saturday
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10K, 5K run
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Littleton, CO
5 miles point to pointArapahoe County, CO
11. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
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Past DateMay 11, 2024Saturday
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10K, 5K run
Virtual OptionMore Information
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Colorado Springs, CO
50 miles point to pointEl Paso County, CO
12. High Line Canal Run
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Past DateMay 11, 2024Saturday
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10K, 5K run
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Centennial, CO
6 miles point to pointArapahoe County, CO
13. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
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Past DateMay 12, 2024Sunday
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10K, 5K run
Virtual OptionMore Information
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Thornton, CO
22 miles point to pointAdams County, CO
14. Memorial Day Run & March
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Past DateMay 18, 2024Saturday
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30K, 10K, 5K run
Virtual OptionMore Information
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Castle Rock, CO
13 miles point to pointDouglas County, CO
15. Angel Run
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Past DateMay 27, 2024Monday
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10K, 5K run
Virtual OptionMore Information
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Colorado Springs, CO
50 miles point to pointEl Paso County, CO
16. Into The Wild Running Festival
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Past DateJun 8, 2024Saturday
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10K, 5K run
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Keenesburg, CO
46 miles point to pointWeld County, CO
17. DU Dash Colorado
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Past DateJun 9, 2024Sunday
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10K, 5K run | kids run
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Palmer Lake, CO
30 miles point to pointEl Paso County, CO
18. Garden of the Gods 10 Mile Run
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Past DateJun 9, 2024Sunday
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10M, 10K run
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Colorado Springs, CO
50 miles point to pointEl Paso County, CO
19. Boulder Sunrise 10K and 5K
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Past DateJun 23, 2024Sunday
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10K, 5K run
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Boulder, CO
36 miles point to pointBoulder County, CO
20. Jeremy Bitner Fallen Officer 5K/10K Run
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Past DateJun 29, 2024Saturday
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10K, 5K run
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Englewood, CO
7 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.