Half Marathon Relays within 50 miles of Erie, CO
1. Carbon Valley Half Marathon
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Past DateMay 11, 2024Saturday
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13.1M, 5K, 1M run | 13.1M relay | kids run
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Firestone, CO
7 miles point to pointWeld County, CO
2. Slacker Half Marathon
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Past DateJun 22, 2024Saturday
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13.1M, 4M run | 13.1M relay
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Georgetown, CO
41 miles point to pointClear Creek County, CO
3. Boulder Rez Marathon
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Aug 3, 2024Saturday
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26.2M, 19.7M, 13.1M, 10K run | 26.2M relay
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Boulder, CO
12 miles point to pointBoulder County, CO
4. Snow Mountain Ranch Trail Festival
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Sep 21, 2024Saturday
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50K, 13.1M, 10K, 5K trail run | 26.2M relay
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Granby, CO
47 miles point to pointGrand County, CO
5. Platte River Half Marathon
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Apr 13, 2025Sunday
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13.1M run | 13.1M relay
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Littleton, CO
30 miles point to pointArapahoe County, CO
6. Colorado Marathon
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May 4, 2025Sunday
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26.2M, 13.1M, 10K, 5K run | 26.2M relay
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Boston Marathon Qualifier
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Fort Collins, CO
37 miles point to pointLarimer County, CO
7. Denver Colfax Marathon
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May 18, 2025Sunday
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26.2M, 13.1M, 10M run | 26.2M relay
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Boston Marathon Qualifier
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Denver, CO
22 miles point to pointDenver County, CO
8. July 4th ROCK-IT Run
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Jul 4, 2025Friday
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13.1M, 5K run | 13.1M relay | kids run
Virtual OptionMore Information
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Castle Rock, CO
48 miles point to pointDouglas 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.