March Races within 50 miles of Fort Collins, 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. South Boulder Creek parkrun
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Mar 1, 2025Saturday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
2. Cerus DryTri
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Past DateMar 2, 2024Saturday
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other triathlon
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Frederick, CO
34 miles point to pointWeld County, CO
3. Lucky Dog Dash
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Past DateMar 2, 2024Saturday
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5K run
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Thornton, CO
50 miles point to pointAdams County, CO
4. South Boulder Creek parkrun
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Mar 8, 2025Saturday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
5. Lucky Lyons
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Past DateMar 9, 2024Saturday
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10K, 5K run
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Lyons, CO
27 miles point to pointBoulder County, CO
6. South Boulder Creek parkrun
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Mar 15, 2025Saturday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
7. Lucky Brew Race
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Past DateMar 16, 2024Saturday
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15K, 10K, 5K run | kids run
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Windsor, CO
12 miles point to pointWeld County, CO
8. Lucky Leprechaun 5K
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Mar 16, 2025Sunday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
9. Sharin' O' the Green 5K
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Past DateMar 16, 2024Saturday
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5K run | kids run
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Fort Collins, CO
Larimer County, CO
10. South Boulder Creek parkrun
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Mar 22, 2025Saturday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
11. CSU International Run for Relief 5K
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Past DateMar 23, 2024Saturday
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5K run
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Fort Collins, CO
Larimer County, CO
12. Run for Women to Women
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Past DateMar 23, 2024Saturday
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5K run
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Greeley, CO
23 miles point to pointWeld County, CO
13. The Day Quest - Flatirons Vista to Spring Brook
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Past DateMar 23, 2024Saturday
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7M trail run
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Boulder, CO
41 miles point to pointBoulder County, CO
14. RMRR Spring Marathon Training Series
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Past DateMar 24, 2024Sunday
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20M, 10M run
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Thornton, CO
50 miles point to pointAdams County, CO
15. Spring Equinox Races
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Past DateMar 24, 2024Sunday
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13.1M, 5K run
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Fort Collins, CO
Larimer County, CO
16. South Boulder Creek parkrun
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Mar 29, 2025Saturday
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5K run
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Boulder, CO
41 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.