March Races within 50 miles of Denver, CO
Thornton, CO
Lucky Dog Dash
Mar 2, 2024
RMRR Spring Marathon Training Series
Mar 24, 2024
Apr 28, 2024
Greeley, CO
Run for Women to Women
Mar 23, 2024
Denver, CO
Time to Paddy 5K/10K and Lucky 13.1
Mar 3, 2024
Runnin' of the Green 7K
Mar 10, 2024
Central Park 5K
Mar 23, 2025
Golden, CO
All-Out Spring Fever
Mar 23, 2025
Westminster, CO
Erin Go Braugh 7.77K
Mar 15, 2025
Winter Park, CO
Alpenglow Bounce 5K
Mar 9, 2024
Lyons, CO
Lucky Lyons
Mar 9, 2024
Highlands Ranch, CO
HRCA St. Patrick's Day 5K
Mar 23, 2024
Littleton, CO
RMRR Trophy Series - March
Mar 3, 2024
Arvada, CO
Beer Mile Trial Run
Mar 5, 2024
Boulder, CO
The Day Quest - Flatirons Vista to Spring Brook
Mar 23, 2024
South Boulder Creek parkrun
Mar 22, 2025
Mar 29, 2025
Apr 5, 2025
Apr 13, 2024
48 more
Lucky Leprechaun 5K
Mar 16, 2025
Greenwood Village, CO
That Dam Run
Mar 3, 2024
Lakewood, CO
Ram Run 5K
Mar 30, 2024
Frederick, CO
Cerus DryTri
Mar 2, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
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
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
2. Cerus DryTri
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Past DateMar 2, 2024Saturday
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other triathlon
More Information
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Frederick, CO
25 miles point to pointWeld County, CO
3. Lucky Dog Dash
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Past DateMar 2, 2024Saturday
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5K run
More Information
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Thornton, CO
9 miles point to pointAdams County, CO
4. RMRR Trophy Series - March
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Past DateMar 3, 2024Sunday
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3M run
More Information
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Littleton, CO
9 miles point to pointArapahoe County, CO
5. That Dam Run
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Past DateMar 3, 2024Sunday
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13.1M, 10K, 5K run | kids run
More Information
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Greenwood Village, CO
9 miles point to pointArapahoe County, CO
6. Time to Paddy 5K/10K and Lucky 13.1
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Past DateMar 3, 2024Sunday
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13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
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Denver, CO
Denver County, CO
7. Beer Mile Trial Run
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Past DateMar 5, 2024Tuesday
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1M relay | 1M novelty run
More Information
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Arvada, CO
6 miles point to pointJefferson County, CO
8. South Boulder Creek parkrun
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Mar 8, 2025Saturday
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5K run
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
9. Alpenglow Bounce 5K
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Past DateMar 9, 2024Saturday
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5K run
More Information
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Winter Park, CO
43 miles point to pointGrand County, CO
10. Lucky Lyons
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Past DateMar 9, 2024Saturday
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10K, 5K run
More Information
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Lyons, CO
37 miles point to pointBoulder County, CO
11. Runnin' of the Green 7K
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Past DateMar 10, 2024Sunday
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7K run
More Information
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Denver, CO
Denver County, CO
12. Erin Go Braugh 7.77K
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Mar 15, 2025Saturday
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7.8K run
More Information
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Westminster, CO
7 miles point to pointAdams County, COJefferson County, CO
13. South Boulder Creek parkrun
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Mar 15, 2025Saturday
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5K run
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
14. Lucky Leprechaun 5K
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Mar 16, 2025Sunday
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5K run
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
15. ShamROCK Stampede
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Past DateMar 16, 2024Saturday
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10K, 5K run
More Information
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Castle Rock, CO
26 miles point to pointDouglas County, CO
16. South Boulder Creek parkrun
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Mar 22, 2025Saturday
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5K run
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
17. All-Out Spring Fever
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Mar 23, 2025Sunday
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13.1M, 10K, 5K run
More Information
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Golden, CO
12 miles point to pointJefferson County, CO
18. Central Park 5K
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Mar 23, 2025Sunday
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5K run
More Information
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Denver, CO
Denver County, CO
19. HRCA St. Patrick's Day 5K
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Past DateMar 23, 2024Saturday
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5K run
More Information
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Highlands Ranch, CO
13 miles point to pointDouglas County, CO
20. Run for Women to Women
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Past DateMar 23, 2024Saturday
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5K run
More Information
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Greeley, CO
50 miles point to pointWeld 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.