Upcoming Half Marathons within 50 miles of Castro Valley, CA
City Location
Featured Listing
1. Beer City Half San Jose
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Jun 1, 2024Saturday
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13.1M, 10K, 5K run | kids run
More Information
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San Jose, CA
Santa Clara County, CA
81. San Francisco Half Marathon
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Feb 2, 2025Sunday
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13.1M, 10K, 5K run
More Information
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
82. Livermore Valley Half Marathon
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Mar 2, 2025Sunday
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13.1M run
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Livermore, CA
17 miles point to pointAlameda County, CA
83. Race to the Top of Mt Umunhum
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Mar 8, 2025Saturday
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13.1M trail run
More Information
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San Jose, CA
19 miles point to pointSanta Clara County, CA
84. South Hills Single Track Trail Run - Spring
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Mar 22, 2025Saturday
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50K, 26.2M, 16M, 13.1M, 9M, 10K, 5K trail run
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San Jose, CA
19 miles point to pointSanta Clara County, CA
85. Oakland Marathon
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Mar 23, 2025Sunday
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26.2M, 13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
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Boston Marathon Qualifier
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Oakland, CA
12 miles point to pointAlameda County, CA
86. Santa Teresa King Richard Annual Trail Run
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Apr 5, 2025Saturday
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13.1M, 10M, 10K, 5K trail run
More Information
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San Jose, CA
19 miles point to pointSanta Clara County, CA
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.
