May 10K Trail Runs in California on Saturdays
City Location
1. Folsom Lake Trail Run
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May 3, 2025Saturday
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50K, 35K, 13.1M, 10K trail run
More Information
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Folsom, CA
Sacramento County, CA
2. Hacienda Hills Run
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May 3, 2025Saturday
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50K, 26.2M, 13.1M, 9M, 10K, 5K trail run
More Information
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San Jose, CA
Santa Clara County, CA
3. Red Hills Ramble
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Past DateMay 4, 2024Saturday
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30K, 15K, 10K trail run
Virtual OptionMore Information
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Tuolumne, CA
Tuolumne County, CA
4. Grizzly Peak Trail Run
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May 10, 2025Saturday
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50K, 26.2M, 30K, 13.1M, 10K trail run | kids run
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Berkeley, CA
Alameda County, CA
5. Nitro Trail Half Marathon
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Past DateMay 11, 2024Saturday
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13.1M, 10K, 5K trail run
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San Pablo, CA
Contra Costa County, CA
6. Pathways Run
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Past DateMay 11, 2024Saturday
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1M run | 10K, 5K trail run
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Los Altos Hills, CA
Santa Clara County, CA
7. Trail Run at Sly Park
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Past DateMay 11, 2024Saturday
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50K, 26.2M, 18M, 13.1M, 8.5M, 10K, 5K trail run
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Pollock Pines, CA
El Dorado County, CA
8. Pacifica Foothills Trail Run
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May 17, 2025Saturday
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30K, 13.1M, 10K trail run
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Pacifica, CA
San Mateo County, CA
9. Trail Quake Half Marathon
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May 17, 2025Saturday
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13.1M, 10K, 5K trail run
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Saratoga, CA
Santa Clara County, CA
10. Animal Run 5K/10K Canicross
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Past DateMay 18, 2024Saturday
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10K, 5K trail run
Virtual OptionMore Information
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Richmond, CA
Contra Costa County, CA
11. Placerville Path Memorial Day Run
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May 24, 2025Saturday
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13.1M, 15K, 10K, 5K trail run
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Placerville, CA
El Dorado County, CA
12. Calero Trail Run
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May 31, 2025Saturday
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50K, 26.2M, 25K, 13.1M, 15K, 10K, 5K trail run
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San Jose, CA
Santa Clara County, CA
13. Wildcat Half Marathon
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May 31, 2025Saturday
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13.1M, 10K, 5K trail run
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El Sobrante, CA
Contra Costa 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.