July Half Marathons within 50 miles of Thornton, CO
1. 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
35 miles point to pointDouglas County, CO
2. All-Out Dog Days
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Jul 12, 2025Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Westminster, CO
4 miles point to pointAdams County, COJefferson County, CO
3. Prairie Dog Half and 10K - Castle Rock
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Jul 19, 2025Saturday
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13.1M, 10K, 5K run
More Information
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Castle Rock, CO
35 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.