Upcoming Races within 50 miles of Denver, CO 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. Boulder Mothers Day Run
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May 12, 2024Sunday
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13.1M, 10K, 5K trail run
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Boulder, CO
24 miles point to pointBoulder County, CO
2. 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
7 miles point to pointAdams County, COJefferson County, CO
3. Frank Shorter Track Classic
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May 12, 2024Sunday
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track meet
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Longmont, CO
30 miles point to pointBoulder County, CO
4. 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
9 miles point to pointAdams County, CO
5. Mothers Day 5K
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May 12, 2024Sunday
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5K run
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Denver, CO
Denver County, CO
6. Denver Colfax Marathon
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May 19, 2024Sunday
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26.2M, 13.1M, 10M run | 26.2M relay
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Boston Marathon Qualifier
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Denver, CO
Denver County, CO
7. Healthy Kids Running Series - Denver
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May 19, 2024Sunday
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kids run
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Denver, CO
Denver County, CO
8. Healthy Kids Running Series - Aurora
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May 19, 2024Sunday
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kids run
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Aurora, CO
8 miles point to pointArapahoe County, CO
9. Miles for Smiles 5K
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May 19, 2024Sunday
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5K run | kids run
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Arvada, CO
6 miles point to pointJefferson County, CO
10. Colorado 13er
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Jun 2, 2024Sunday
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13.1M, 10K, 5K run
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Louisville, CO
18 miles point to pointBoulder County, CO
11. Crazy Legs 10K+ Trail Run
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Jun 2, 2024Sunday
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10K trail run
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Loveland, CO
46 miles point to pointLarimer County, CO
12. Flamingo Day 5K
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Jun 2, 2024Sunday
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5K run
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Denver, CO
Denver County, CO
13. RMRR Trophy Series - June
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Jun 2, 2024Sunday
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4K run
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Denver, CO
Denver County, CO
14. Stepping Stone 5K
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Jun 2, 2024Sunday
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5K, 2.5K run
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Littleton, CO
9 miles point to pointArapahoe County, CO
15. Big Run 5K
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Jun 9, 2024Sunday
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5K run | kids run
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Denver, CO
Denver County, CO
16. Colorado Brewery Running Series
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Jun 9, 2024Sunday
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13.1M, 5K run
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Littleton, CO
9 miles point to pointArapahoe County, CO
17. DU Dash Colorado
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Jun 9, 2024Sunday
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10K, 5K run | kids run
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Palmer Lake, CO
43 miles point to pointEl Paso County, CO
18. Father's Day Classic
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Jun 16, 2024Sunday
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10K, 5K, 1M run
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Arvada, CO
6 miles point to pointJefferson County, CO
19. Boulder Sunrise 10K and 5K
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Jun 23, 2024Sunday
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10K, 5K run
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Boulder, CO
24 miles point to pointBoulder County, CO
20. Boulder Sunrise Triathlon
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Jun 23, 2024Sunday
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olympic, sprint triathlon | sprint duathlon
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Boulder, CO
24 miles point to pointBoulder 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.