September Classic Races within 50 miles of Erie, CO
1. Labor Day Half Marathon
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Sep 2, 2024Monday
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13.1M, 10K, 5K run
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Parker, CO
40 miles point to pointDouglas County, CO
2. 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
19 miles point to pointBoulder County, CO
3. Lakewood Trail Series
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Sep 4, 2024Wednesday
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7M, 4M trail run
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Lakewood, CO
24 miles point to pointJefferson County, CO
4. Roost Rebellion Relays
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Sep 4, 2024Wednesday
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4M relay
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Denver, CO
22 miles point to pointDenver County, CO
5. Flaming Foliage Relay
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Sep 6, 2024Friday
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160M relay
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startIdaho Springs, CO32 miles point to pointfinishBuena Vista, CO102 miles point to pointClear Creek County, COChaffee County, CO
6. Black Squirrel Half Marathon
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Sep 7, 2024Saturday
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13.1M trail run
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Bellvue, CO
40 miles point to pointLarimer County, CO
7. Devil on the Divide
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Sep 7, 2024Saturday
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50K, 22K trail run
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Empire, CO
39 miles point to pointClear Creek County, CO
8. 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
25 miles point to pointArapahoe County, CO
9. Sloan's Lake Search Party (SLSP)! Marathon Hourly Loop Race
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Sep 7, 2024Saturday
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26.2M, 13.1M run
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Denver, CO
22 miles point to pointDenver County, CO
10. South Boulder Creek parkrun
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Sep 7, 2024Saturday
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5K run
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Boulder, CO
12 miles point to pointBoulder County, CO
11. 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
22 miles point to pointDenver County, CO
12. Honey Bee Hustle
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Sep 8, 2024Sunday
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1.5H run
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Loveland, CO
24 miles point to pointLarimer County, CO
13. RMRR Trophy Series - September
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Sep 8, 2024Sunday
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10M, 5K run
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Thornton, CO
13 miles point to pointAdams County, CO
14. Bark & Brew 5K
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Past DateSep 9, 2023Saturday
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5K run
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Lakewood, CO
24 miles point to pointJefferson County, CO
15. 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
22 miles point to pointDenver County, CO
16. Ned Ned Run
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Past DateSep 9, 2023Saturday
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13.1M, 10K, 5K trail run
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Nederland, CO
25 miles point to pointBoulder County, CO
17. Waneka Classic
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Past DateSep 9, 2023Saturday
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5K run
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Lafayette, CO
4 miles point to pointBoulder County, CO
18. 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
22 miles point to pointDenver County, CO
19. RMRR Fall Marathon Training Series
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Past DateSep 10, 2023Sunday
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30K, 20K run
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Thornton, CO
13 miles point to pointAdams County, CO
20. Tiger Prowl
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Past DateSep 10, 2023Sunday
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5K run
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Lakewood, CO
24 miles point to pointJefferson 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.