April 5Ks within 50 miles of Parker, CO
Denver, CO
Donut Dash 5K
Apr 6, 2025
Unicorn 5K
Apr 20, 2025
Colorado Springs, CO
Time Travel Half Marathon
Apr 21, 2024
Alpine Autism Center Run for the One 5K
Apr 27, 2024
Aurora, CO
Aurora Polar Plunge and 5K
Apr 6, 2024
Castle Rock, CO
Rock Hawk Trail Races
Apr 27, 2024
Littleton, CO
Rockin' on the River 5K
Apr 21, 2024
Arvada, CO
Spring Fling Prairie Dog Half
Apr 13, 2025
Boulder, CO
Boulder Rez Half
Apr 13, 2024
The Diabetes Link at CU 5K Run/Walk
Apr 13, 2024
South Boulder Creek parkrun
Mar 22, 2025
Mar 29, 2025
Apr 5, 2025
Apr 12, 2025
48 more
Dash & Dine 5K Series
Apr 30, 2024
May 7, 2024
May 14, 2024
May 21, 2024
Brighton, CO
Raptor Run
Apr 6, 2024
Five Star Fun Run and 5K
Apr 20, 2024
Blue Heron Half and 5K
Apr 21, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. South Boulder Creek parkrun
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Apr 5, 2025Saturday
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5K run
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Boulder, CO
44 miles point to pointBoulder County, CO
2. Aurora Polar Plunge and 5K
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Past DateApr 6, 2024Saturday
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5K run
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Aurora, CO
15 miles point to pointArapahoe County, CO
3. Donut Dash 5K
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Apr 6, 2025Sunday
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5K run
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Denver, CO
19 miles point to pointDenver County, CO
4. Raptor Run
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Past DateApr 6, 2024Saturday
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5K run
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Brighton, CO
32 miles point to pointAdams County, CO
5. South Boulder Creek parkrun
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Apr 12, 2025Saturday
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5K run
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Boulder, CO
44 miles point to pointBoulder County, CO
6. Boulder Rez Half
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Past DateApr 13, 2024Saturday
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13.1M, 10K, 5K run
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Boulder, CO
44 miles point to pointBoulder County, CO
7. Spring Fling Prairie Dog Half
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Apr 13, 2025Sunday
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13.1M, 10K, 5K run | kids run
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Arvada, CO
26 miles point to pointJefferson County, CO
8. The Diabetes Link at CU 5K Run/Walk
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Past DateApr 13, 2024Saturday
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5K run
More Information
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Boulder, CO
44 miles point to pointBoulder County, CO
9. All-Out Beat the Heat
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Apr 19, 2025Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Boston Marathon Qualifier
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Westminster, CO
26 miles point to pointAdams County, COJefferson County, CO
10. South Boulder Creek parkrun
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Apr 19, 2025Saturday
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5K run
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Boulder, CO
44 miles point to pointBoulder County, CO
11. Five Star Fun Run and 5K
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Past DateApr 20, 2024Saturday
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5K, 1M run
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Brighton, CO
32 miles point to pointAdams County, CO
12. Time Travel Half Marathon
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Past DateApr 20, 2024Saturday
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13.1M, 10K, 5K run
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Westminster, CO
26 miles point to pointAdams County, COJefferson County, CO
13. Unicorn 5K
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Apr 20, 2025Sunday
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5K run
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Denver, CO
19 miles point to pointDenver County, CO
14. Blue Heron Half and 5K
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Past DateApr 21, 2024Sunday
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13.1M, 5K run
More Information
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Brighton, CO
32 miles point to pointAdams County, CO
15. Rockin' on the River 5K
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Past DateApr 21, 2024Sunday
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5K run
More Information
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Littleton, CO
15 miles point to pointArapahoe County, CO
16. Time Travel Half Marathon - Colorado Springs
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Past DateApr 21, 2024Sunday
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13.1M, 10K, 5K, 1M run
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Colorado Springs, CO
47 miles point to pointEl Paso County, CO
17. Alpine Autism Center Run for the One 5K
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Past DateApr 27, 2024Saturday
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5K run
More Information
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Colorado Springs, CO
47 miles point to pointEl Paso County, CO
18. Rock Hawk Trail Races
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Past DateApr 27, 2024Saturday
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13.1M, 10K, 5K trail run
More Information
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Castle Rock, CO
11 miles point to pointDouglas County, CO
19. SOAR 5K
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Past DateApr 27, 2024Saturday
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5K run | kids run
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Golden, CO
29 miles point to pointJefferson County, CO
20. South Boulder Creek parkrun
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Past DateApr 27, 2024Saturday
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5K run
More Information
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Boulder, CO
44 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.