September Trail Runs in California
1. 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
2. Mt. Baldy Run-to-the-Top
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Sep 2, 2024Monday
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7.1M trail run
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Mount Baldy, CA
San Bernardino County, CA
3. Emerald Bay Trail Run
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Sep 6, 2025Saturday
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12K trail run
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Lake Tahoe, CA
El Dorado County, CA
4. China Peak Running Festival
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Sep 7, 2024Saturday
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100K, 50K, 25K, 10K trail run
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Lakeshore, CA
Fresno County, CA
5. Groves Trail Run
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Sep 7, 2024Saturday
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50K, 30K, 13.1M trail run
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Loma Mar, CA
San Mateo County, CA
6. Mendocino Running Festival
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Sep 7, 2024Saturday
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12H, 6H, 13.1M, 10K trail run | 6H relay
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Mendocino, CA
Mendocino County, CA
7. 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
8. Annadel Loop & Loop de Loop Trail Races
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Sep 8, 2024Sunday
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6.8M trail run
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Annadel State Park, CA
Sonoma County, CA
9. 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
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Clayton, CA
Contra Costa County, CA
10. Berkeley Trail Adventure
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Sep 14, 2024Saturday
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50K, 35K, 13.1M, 10K trail run
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Berkeley, CA
Alameda County, CA
11. Noble Canyon 50K
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Sep 14, 2024Saturday
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50K trail run
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Pine Valley, CA
San Diego County, CA
12. 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
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San Jose, CA
Santa Clara County, CA
13. Donut Dash
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Sep 15, 2024Sunday
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10K, 5K trail run | 1M novelty run
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San Diego, CA
San Diego County, CA
14. Race to Slow the Pace 5K
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Sep 15, 2024Sunday
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5K trail run
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Lodi, CA
San Joaquin County, CA
15. Mile Madness Endurance Run
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Sep 20, 2024Friday
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72H, 48H, 24H, 100M trail run | kids run
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Rocklin, CA
Placer County, CA
16. Gold Rush 10M Trail Run
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Sep 21, 2024Saturday
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10M, 5K trail run
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Granite Bay, CA
Placer County, CA
17. Loop the Lake Race
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Sep 21, 2024Saturday
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5K run | 5K trail run | kids run
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Stockton, CA
San Joaquin County, CA
18. Rocky Ridge Trail Half Marathon
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Sep 21, 2024Saturday
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13.1M, 10K, 5K trail run
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San Ramon, CA
Contra Costa County, CA
19. Run 4 The Miracle
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Past DateSep 23, 2023Saturday
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5K, 2M run | 10K trail run | kids run
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Fresno, CA
Fresno County, CA
20. Bare Booty 5K
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Past DateSep 24, 2023Sunday
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5K run | 5K trail run
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Nude or Clothing Optional
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San Diego, CA
San Diego 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.