October Races within 50 miles of Castro Valley, CA
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
1. Bay Front Run 5K
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Past DateOct 1, 2023Sunday
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10K, 5K run | kids run
More Information
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Hercules, CA
25 miles point to pointContra Costa County, CA
2. Lands End 5K
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Past DateOct 1, 2023Sunday
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5K run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
3. Fog City Run
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Oct 2, 2024Wednesday
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5K run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
4. Byxbee parkrun
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Oct 5, 2024Saturday
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5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
5. HDSA Team Hope 5K Fun Run
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Oct 5, 2024Saturday
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5K run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
6. Look Good Feel Good Race
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Oct 5, 2024Saturday
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26.2M, 13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
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San Leandro, CA
4 miles point to pointAlameda County, CA
7. Mermaid Triathlon & Duathlon Capitola
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Oct 5, 2024Saturday
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olympic, sprint triathlon | sprint duathlon | aquathon | 5K run
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Capitola, CA
50 miles point to pointSanta Cruz County, CA
8. Pace for Peace 5K/10K
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Oct 5, 2024Saturday
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10K, 5K run
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Livermore, CA
17 miles point to pointAlameda County, CA
9. Rancho Hills Trail Run
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Oct 5, 2024Saturday
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30K, 13.1M, 8M, 10K, 5K trail run
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Morgan Hill, CA
45 miles point to pointSanta Clara County, CA
10. Rock 'n' Roll San Jose
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Oct 5, 2024Saturday
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5K run | kids run
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San Jose, CA
19 miles point to pointSanta Clara County, CA
11. Star City San Bruno Mountain Half Marathon
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Oct 5, 2024Saturday
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13.1M, 5K trail run
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Brisbane, CA
17 miles point to pointSan Mateo County, CA
12. Napa Half Marathon
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Oct 6, 2024Sunday
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13.1M, 6.5M run
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Napa, CA
43 miles point to pointNapa County, CA
13. Rock 'n' Roll San Jose
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Oct 6, 2024Sunday
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13.1M, 10K run
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San Jose, CA
19 miles point to pointSanta Clara County, CA
14. Alameda Island Aquathlon
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CancelledOct 7, 2023Saturday
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sprint aquathon
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Alameda, CA
10 miles point to pointAlameda County, CA
15. FinFit Life 5K Fitness Challenge - Vallejo
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Past DateOct 7, 2023Saturday
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5K run
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Vallejo, CA
30 miles point to pointSolano County, CA
16. FinFit Life 5K Fitness Challenge - Tracy
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Past DateOct 7, 2023Saturday
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5K run
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Tracy, CA
35 miles point to pointSan Joaquin County, CA
17. Vallejo Glo Run
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Past DateOct 7, 2023Saturday
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5K run
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Vallejo, CA
30 miles point to pointSolano County, CA
18. Fog City Run
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Oct 9, 2024Wednesday
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5K run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
19. Run 4 Reed Schools
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Past DateOct 11, 2023Wednesday
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1M run
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Tiburon, CA
24 miles point to pointMarin County, CA
20. Belmont Water Dog Run
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Oct 12, 2024Saturday
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10K, 5K, 1M run
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Belmont, CA
16 miles point to pointSan Mateo 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.
