September 5Ks within 50 miles of Greeley, CO
1. Calarat Challenge Trail Running Festival
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Past DateSep 3, 2023Sunday
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13.1M, 10K, 5K trail run | kids run
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Jamestown, CO
42 miles point to pointBoulder County, CO
2. RexRun For PAWSitivity 5K Trail Run/Walk
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Sep 7, 2024Saturday
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5K trail run | kids run
Virtual OptionMore Information
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Aurora, CO
48 miles point to pointArapahoe County, CO
3. South Boulder Creek parkrun
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Sep 7, 2024Saturday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
4. Denver Rocks Run 5K/10K
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Sep 8, 2024Sunday
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10K, 5K run
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Denver, CO
50 miles point to pointDenver County, CO
5. RMRR Trophy Series - September
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Sep 8, 2024Sunday
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10M, 5K run
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Thornton, CO
41 miles point to pointAdams County, CO
6. Blue Shoe Run for Prostate Cancer
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Past DateSep 9, 2023Saturday
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5K, 1.5M run | kids run
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Denver, CO
50 miles point to pointDenver County, CO
7. Waneka Classic
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Past DateSep 9, 2023Saturday
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5K run
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Lafayette, CO
36 miles point to pointBoulder County, CO
8. 9/11 Heroes Run - Denver
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Past DateSep 10, 2023Sunday
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5K run
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Denver, CO
50 miles point to pointDenver County, CO
9. All-Out Fall Fest
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Sep 14, 2024Saturday
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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
44 miles point to pointAdams County, COJefferson County, CO
10. Cheyenne Schools Foundation - Run for 1
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Sep 14, 2024Saturday
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5K run
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Cheyenne, WY
50 miles point to pointLaramie County, WY
11. Colorado Brewery Running Series
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Sep 14, 2024Saturday
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5K run
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Denver, CO
50 miles point to pointDenver County, CO
12. Denver 5K
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Sep 14, 2024Saturday
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5K run
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Denver, CO
50 miles point to pointDenver County, CO
13. Jag Jog 5K
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Sep 14, 2024Saturday
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5K, 1M run
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Broomfield, CO
40 miles point to pointBroomfield County, CO
14. South Boulder Creek parkrun
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Sep 14, 2024Saturday
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5K run
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Boulder, CO
41 miles point to pointBoulder County, CO
15. Colorado Brewery Running Series
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Sep 15, 2024Sunday
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5K run
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Longmont, CO
27 miles point to pointBoulder County, CO
16. Farmers 5000
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Sep 15, 2024Sunday
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5K run
Virtual OptionMore Information
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Wheat Ridge, CO
49 miles point to pointJefferson County, CO
17. Nun Run
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Sep 15, 2024Sunday
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13.1M, 5K, 1M run
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Denver, CO
50 miles point to pointDenver County, CO
18. Gummball 5K
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Past DateSep 16, 2023Saturday
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5K run
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Brighton, CO
31 miles point to pointAdams County, CO
19. Lisa Nelson's Mustang Stampede
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Past DateSep 16, 2023Saturday
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5K run
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Arvada, CO
47 miles point to pointJefferson County, CO
20. Miner's Day 5K
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CancelledSep 16, 2023Saturday
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5K run | kids run
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Frederick, CO
25 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.