Upcoming Races in Adams County, CO
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
1. Runs With Scissors Races
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Apr 27, 2024Saturday
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50K, 26.2M, 13.1M run
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Brighton, CO
Adams County, CO
2. RMRR Spring Marathon Training Series
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Apr 28, 2024Sunday
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20M, 10M run
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Thornton, CO
Adams County, CO
3. Adams County Foster Care 5K
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May 4, 2024Saturday
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5K, 1M run
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Brighton, CO
Adams County, CO
4. Colorado Brewery Running Series
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May 4, 2024Saturday
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5K run
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Westminster, CO
Adams County, COJefferson County, CO
5. Colorado Brewery Running Series
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May 11, 2024Saturday
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5K run
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Northglenn, CO
Adams County, CO
6. Colorado Women's Classic - Westminster
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May 12, 2024Sunday
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10M, 10K, 5K run | kids run
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Women Only
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Westminster, CO
Adams County, COJefferson County, CO
7. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
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May 12, 2024Sunday
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10K, 5K run
Virtual OptionMore Information
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Thornton, CO
Adams County, CO
8. Unicorn 5K North
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Jun 22, 2024Saturday
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5K run | kids run
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Thornton, CO
Adams County, CO
9. Firecracker 4 and 8 Mile
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Jun 30, 2024Sunday
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8M, 4M, 1M run
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Thornton, CO
Adams County, CO
10. All-Out Dog Days
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Jul 13, 2024Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Westminster, CO
Adams County, COJefferson County, CO
11. I Can 5K with Deja Vu 10K
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Jul 13, 2024Saturday
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10K, 5K run
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Brighton, CO
Adams County, CO
12. Barr Lake 30K and 15K
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Jul 14, 2024Sunday
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30K, 15K trail run
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Brighton, CO
Adams County, CO
13. Summer Sizzler
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Jul 21, 2024Sunday
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10K, 5K run
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Westminster, CO
Adams County, COJefferson County, CO
14. Pirates Run for Booty
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Jul 27, 2024Saturday
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5K run
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Thornton, CO
Adams County, CO
15. 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
16. Eye Love Logan and Zoe 5K
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Aug 11, 2024Sunday
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5K run | kids run
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Westminster, CO
Adams County, COJefferson County, CO
17. 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
18. Jog in the Bog 5K
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Aug 24, 2024Saturday
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5K run
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Westminster, CO
Adams County, COJefferson County, CO
19. Westminster Trail Race
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Aug 24, 2024Saturday
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13.1M, 10K, 5K trail run
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Westminster, CO
Adams County, COJefferson County, CO
20. RMRR Trophy Series - September
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Sep 8, 2024Sunday
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10M, 5K run
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Thornton, CO
Adams 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.