Upcoming Races in Colorado on Sundays
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
1. Blue Heron Half and 5K
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Apr 21, 2024Sunday
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13.1M, 5K run
More Information
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Brighton, CO
Adams County, CO
2. Colorado Brewery Running Series
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Apr 21, 2024Sunday
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5K run
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Longmont, CO
Boulder County, CO
3. Healthy Kids Running Series
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Apr 21, 2024Sunday
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kids run
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Trinidad, CO
Las Animas County, CO
4. Healthy Kids Running Series - Denver
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Apr 21, 2024Sunday
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kids run
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Denver, CO
Denver County, CO
5. Healthy Kids Running Series - Aurora
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Apr 21, 2024Sunday
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kids run
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Aurora, CO
Arapahoe County, CO
6. Rockin' on the River 5K
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Apr 21, 2024Sunday
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5K run
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Littleton, CO
Arapahoe County, CO
7. The Mile High 4.20K
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CancelledApr 21, 2024Sunday
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4.2K run
Virtual OptionMore Information
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Denver, CO
Denver County, CO
8. Time Travel Half Marathon - Colorado Springs
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Apr 21, 2024Sunday
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13.1M, 10K, 5K, 1M run
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Colorado Springs, CO
El Paso County, CO
9. Unicorn 5K
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Apr 21, 2024Sunday
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5K, 0.5M run
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Denver, CO
Denver County, CO
10. Boulder Track Series Meet 2
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Apr 28, 2024Sunday
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track meet
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Longmont, CO
Boulder County, CO
11. Fairmount 5K Pancake Fun Run
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Apr 28, 2024Sunday
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5K run
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Golden, CO
Jefferson County, CO
12. Flying Pig 5K
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Apr 28, 2024Sunday
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5K run | kids run
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Fort Collins, CO
Larimer County, CO
13. Healthy Kids Running Series
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Apr 28, 2024Sunday
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kids run
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Trinidad, CO
Las Animas County, CO
14. Healthy Kids Running Series - Aurora
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Apr 28, 2024Sunday
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kids run
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Aurora, CO
Arapahoe County, CO
15. Healthy Kids Running Series - Denver
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Apr 28, 2024Sunday
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kids run
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Denver, CO
Denver County, CO
16. 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
17. Altitude Elementary Moose Mudder
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May 5, 2024Sunday
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5K, 1K run
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Aurora, CO
Arapahoe County, CO
18. Colorado Brewery Running Series
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May 5, 2024Sunday
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5K run
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Denver, CO
Denver County, CO
19. Colorado Marathon
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May 5, 2024Sunday
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26.2M, 13.1M, 10K, 5K run | 26.2M relay
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Boston Marathon Qualifier
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Fort Collins, CO
Larimer County, CO
20. Healthy Kids Running Series
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May 5, 2024Sunday
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kids run
More Information
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Trinidad, CO
Las Animas 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.