Upcoming Races in Colorado on Weekends
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.
City Location
Featured Listing
1. Fall Equinox Marathon
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Sep 22, 2024Sunday
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26.2M, 13.1M, 5M run
Virtual OptionMore Information
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Boston Marathon Qualifier
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Fort Collins, CO
Larimer County, CO
1. Aspen parkrun
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May 11, 2024Saturday
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5K run
More Information
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Aspen, CO
Pitkin County, CO
2. Carbon Valley Half Marathon
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May 11, 2024Saturday
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13.1M, 5K, 1M run | 13.1M relay | kids run
More Information
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Firestone, CO
Weld County, CO
3. CMRA Tucker Lake 6.5 Mile
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May 11, 2024Saturday
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6.5M run
More Information
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Arvada, CO
Jefferson County, CO
4. Colorado Brewery Running Series
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May 11, 2024Saturday
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5K run
More Information
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Northglenn, CO
Adams County, CO
5. Colorado Friends of First Responders Annual Run
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May 11, 2024Saturday
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10K, 5K run
More Information
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Littleton, CO
Arapahoe County, CO
6. Colorado Friends of First Responders
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May 11, 2024Saturday
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10K, 5K run | kids run
More Information
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Littleton, CO
Arapahoe County, CO
7. Endura Mamas 5K and Family Fun Run
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May 11, 2024Saturday
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5K run
More Information
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Buena Vista, CO
Chaffee County, CO
8. Girls on the Run 5K
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May 11, 2024Saturday
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5K run
More Information
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Colorado Springs, CO
El Paso County, CO
9. Girls on the Run 5K
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May 11, 2024Saturday
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5K run
More Information
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Longmont, CO
Boulder County, CO
10. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
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May 11, 2024Saturday
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10K, 5K run
Virtual OptionMore Information
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Colorado Springs, CO
El Paso County, CO
11. Healthy Kids Running Series - Fort Collins
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May 11, 2024Saturday
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kids run
More Information
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Fort Collins, CO
Larimer County, CO
12. High Line Canal Run
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May 11, 2024Saturday
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10K, 5K run
More Information
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Centennial, CO
Arapahoe County, CO
13. HRCA Mother's Day 5K
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May 11, 2024Saturday
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5K run
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Highlands Ranch, CO
Douglas County, CO
14. Quad Rock 50
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May 11, 2024Saturday
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50M, 25M trail run
More Information
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Fort Collins, CO
Larimer County, CO
15. South Boulder Creek parkrun
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May 11, 2024Saturday
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5K run
More Information
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Boulder, CO
Boulder County, CO
16. Valkyrie Trail Race
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May 11, 2024Saturday
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50K, 26.2M, 30K, 13.1M, 8M, 4M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
17. Vallecito Lake Heavy Half
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May 11, 2024Saturday
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13.1M run
More Information
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Bayfield, CO
La Plata County, CO
18. Women's Distance Festival
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May 11, 2024Saturday
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5K trail run
More Information
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Colorado Springs, CO
El Paso County, CO
19. Boulder Mothers Day Run
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May 12, 2024Sunday
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13.1M, 10K, 5K trail run
More Information
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Boulder, CO
Boulder County, CO
20. Colorado Women's Classic - Westminster
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May 12, 2024Sunday
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10M, 10K, 5K run | kids run
More Information
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Women Only
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Westminster, CO
Adams County, COJefferson 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.