September Half Marathons in California
San Rafael, CA
Honey Badger Half
Sep 22, 2024
Big Sur, CA
Big Sur Trail Marathon
Sep 28, 2024
Fountain Valley, CA
Harvest Hustle 5K, 10K, and Half Marathon
Sep 29, 2024
Berkeley, CA
Berkeley Trail Adventure
Sep 14, 2024
San Jose, CA
Quicksilver Trail Challenge
Sep 16, 2023
South Hills Single Track Trail Run
Sep 14, 2024
Petaluma, CA
Clo Cow Half Marathon
Sep 22, 2024
Santa Monica, CA
Labor Day Half Marathon
Sep 2, 2024
Pirates Plunder Half Marathon
Sep 14, 2024
Jurassic Jaunt - Roar to the Finish -5K, 10K, and Half Marathon
Sep 22, 2024
Pacifica, CA
Pacifica Summit Run
Sep 28, 2024
Los Gatos, CA
ICC Sevathon
Sep 10, 2023
Woodside, CA
Crystal Springs
Sep 1, 2024
Brentwood, CA
Delta Harvest Run
Sep 8, 2024
Gilroy, CA
Mt. Madonna Challenge
Sep 7, 2024
San Ramon, CA
Rocky Ridge Trail Half Marathon
Sep 21, 2024
Ventura, CA
Surfers Point Marathon
Sep 8, 2024
Auburn, CA
Sunset & Cider Trail Races
Sep 28, 2024
Clayton, CA
Diablo Trail Run
Sep 8, 2024
Palo Alto, CA
Moonlight Run & Walk
Sep 29, 2023
Long Beach, CA
Beach Day Half Marathon
Sep 1, 2024
Beach Fun Half Marathon
Sep 14, 2024
We the People - Constitution Day Run
Sep 21, 2024
Willits, CA
Celebration of Life - Trail Trek
Sep 24, 2023
Mendocino, CA
Mendocino Running Festival
Sep 7, 2024
Arnold, CA
Arnold Rim Trail Endurance Runs
Sep 28, 2024
Loma Mar, CA
Groves Trail Run
Sep 7, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Beach Day Half Marathon
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Sep 1, 2024Sunday
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13.1M, 15K, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
2. Crystal Springs
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Sep 1, 2024Sunday
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50K, 26.2M, 35K, 13.1M, 8K trail run | kids run
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Woodside, CA
San Mateo County, CA
3. Labor Day Half Marathon
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Sep 2, 2024Monday
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13.1M, 15K, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
4. Groves Trail Run
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Sep 7, 2024Saturday
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50K, 30K, 13.1M trail run
More Information
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Loma Mar, CA
San Mateo County, CA
5. Mendocino Running Festival
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Sep 7, 2024Saturday
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12H, 6H, 13.1M, 10K trail run | 6H relay
More Information
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Mendocino, CA
Mendocino County, CA
6. Mt. Madonna Challenge
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Sep 7, 2024Saturday
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13.1M, 10K, 5K run | 13.1M, 10K, 5K trail run
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Gilroy, CA
Santa Clara County, CA
7. Delta Harvest Run
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Sep 8, 2024Sunday
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13.1M, 10K, 5K, 1M run
More Information
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Brentwood, CA
Contra Costa County, CA
8. Diablo Trail Run
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Sep 8, 2024Sunday
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50K, 26.2M, 13.1M, 10M, 4M trail run | kids run
More Information
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Clayton, CA
Contra Costa County, CA
9. Surfers Point Marathon
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Sep 8, 2024Sunday
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26.2M, 13.1M, 10K, 5K run
More Information
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Boston Marathon Qualifier
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Ventura, CA
Ventura County, CA
10. ICC Sevathon
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Past DateSep 10, 2023Sunday
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13.1M, 10K, 5K run
More Information
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Los Gatos, CA
Santa Clara County, CA
11. Beach Fun Half Marathon
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Sep 14, 2024Saturday
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13.1M, 15K, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
12. Berkeley Trail Adventure
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Sep 14, 2024Saturday
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50K, 35K, 13.1M, 10K trail run
More Information
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Berkeley, CA
Alameda County, CA
13. Pirates Plunder Half Marathon
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Sep 14, 2024Saturday
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13.1M, 15K, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
14. South Hills Single Track Trail Run
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Sep 14, 2024Saturday
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50K, 26.2M, 16M, 13.1M, 9M, 10K, 5K trail run
More Information
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San Jose, CA
Santa Clara County, CA
15. Quicksilver Trail Challenge
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Past DateSep 16, 2023Saturday
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13.1M, 10K trail run | kids run
More Information
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San Jose, CA
Santa Clara County, CA
16. Rocky Ridge Trail Half Marathon
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Sep 21, 2024Saturday
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13.1M, 10K, 5K trail run
More Information
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San Ramon, CA
Contra Costa County, CA
17. We the People - Constitution Day Run
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Sep 21, 2024Saturday
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13.1M, 15K, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
18. Clo Cow Half Marathon
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Sep 22, 2024Sunday
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13.1M, 10K, 5K run
More Information
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Petaluma, CA
Sonoma County, CA
19. Honey Badger Half
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Sep 22, 2024Sunday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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San Rafael, CA
Marin County, CA
20. Jurassic Jaunt - Roar to the Finish -5K, 10K, and Half Marathon
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Sep 22, 2024Sunday
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13.1M, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles 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.