April 10Ks in California
Santa Barbara, CA
Rabbit Run 5K, 10K, Kid's 1 Mile
Apr 6, 2024
Visalia, CA
Visalia Half Marathon
Apr 21, 2024
Tiburon, CA
Romancing the Island Half Marathon
Apr 12, 2025
Temecula, CA
Run Through The Vineyard
Apr 27, 2024
Agoura Hills, CA
Great Race
Apr 5, 2025
Fountain Valley, CA
Mile Square Madness 5K, 10K, & Half Marathon
Apr 14, 2024
Santa Rosa, CA
Annadel Half Marathon
Apr 7, 2024
Huntington Beach, CA
Running Is For The Birds
Apr 26, 2025
San Jose, CA
Bay Area Community Health Superheroes Run
Apr 27, 2024
San Jose Spartan
Apr 5, 2025
Apr 6, 2025
Santa Teresa King Richard Annual Trail Run
Apr 5, 2025
Vacaville, CA
Loop The Lagoon
Apr 20, 2024
Pleasanton, CA
Pleasanton Run for Education
Apr 28, 2024
Mill Valley, CA
Golden Gate Headlands Marathon
Apr 5, 2025
Mt. Tam Wild Boar Half Marathon
Apr 26, 2025
Santa Monica, CA
Pacific Paradise Sprint 5K, 10K, and Half Marathon
Apr 13, 2024
Running into Neverland Fairy Run
Apr 21, 2024
Santa Clara, CA
Heart & Soles Run
Apr 27, 2024
Walnut Creek, CA
Diablo Trails Challenge
Apr 6, 2024
Los Gatos, CA
Om Run
Apr 28, 2024
Woodside, CA
Woodside Crossover
Apr 13, 2024
Roseville, CA
John Adams Academy Revolution Run
Apr 20, 2024
Penn Valley, CA
Daffodil Run
Apr 7, 2024
San Francisco, CA
City Beer Runs - Barebottle Brewing
Apr 14, 2024
Great Highway Lands End 10K
Apr 14, 2024
Coastal Trail Challenge 10K
Apr 28, 2024
Presidio YMCA Trail Run
Apr 28, 2024
Alameda, CA
Alameda Hospital Foundation Run
Apr 21, 2024
Livermore, CA
Badger Cove Half Marathon
Apr 20, 2024
San Diego, CA
San Diego Beach & Bay Half Marathon
Apr 12, 2025
Camarillo, CA
Aut2Run for Autism
Apr 28, 2024
Healdsburg, CA
Rio Lindo Trail Run
Apr 7, 2024
Lemoore, CA
Teal Ribbon 10K/5K
Apr 13, 2024
Shasta Lake, CA
Nail the Rail Half Marathon
Apr 26, 2025
Perris, CA
Cal Tri Lake Perris
Apr 6, 2025
El Segundo, CA
El Segundo Run for Education
Apr 27, 2024
Seal Beach, CA
Run Seal Beach
Apr 5, 2025
San Carlos, CA
No Foolin' Foot Race
Apr 6, 2024
Airport Runway Run
Apr 14, 2024
Coloma, CA
California Gold Rush Trail Run
Apr 12, 2025
Sebastopol, CA
IPA10K, Brewfest & Beer Mile
Apr 20, 2024
Santa Ana, CA
City of Santa Ana 5K/10K
Apr 27, 2024
Temescal Valley, CA
Billy Goat Half Marathon Climb
Apr 5, 2025
Pilot Hill, CA
Placer Trail Running Festival
Apr 12, 2025
McKinleyville, CA
Masters 10K
Apr 13, 2024
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Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Billy Goat Half Marathon Climb
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Apr 5, 2025Saturday
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13.1M, 10K trail run
More Information
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Temescal Valley, CA
Riverside County, CA
2. Golden Gate Headlands Marathon
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Apr 5, 2025Saturday
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26.2M, 13.1M, 10K trail run
More Information
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Mill Valley, CA
Marin County, CA
3. Great Race
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Apr 5, 2025Saturday
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13.1M, 10.3M, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Agoura Hills, CA
Los Angeles County, CA
4. Run Seal Beach
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Apr 5, 2025Saturday
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10K, 5K run | kids run
More Information
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Seal Beach, CA
Orange County, CA
5. 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
Santa Clara County, CA
6. Cal Tri Lake Perris
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Apr 6, 2025Sunday
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olympic, sprint triathlon | olympic, sprint triathlon relay | olympic, sprint duathlon | olympic, sprint aquathon | 10K, 5K run | youth triathlon
More Information
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Perris, CA
Riverside County, CA
7. Diablo Trails Challenge
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Past DateApr 6, 2024Saturday
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50K, 13.1M, 10K, 5K trail run
More Information
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Walnut Creek, CA
Contra Costa County, CA
8. Dr Martin Luther King Jr 10K/5K
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Past DateApr 6, 2024Saturday
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10K, 5K run
More Information
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Stockton, CA
San Joaquin County, CA
9. No Foolin' Foot Race
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Past DateApr 6, 2024Saturday
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10K, 5K trail run | kids run
More Information
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San Carlos, CA
San Mateo County, CA
10. Rabbit Run 5K, 10K, Kid's 1 Mile
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Past DateApr 6, 2024Saturday
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10K, 5K, 1M run
More Information
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Santa Barbara, CA
Santa Barbara County, CA
11. Ruth McKenzie Preserve Half Marathon
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K trail run | kids run
More Information
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Friant, CA
Fresno County, CA
12. San Jose Spartan
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Apr 6, 2025Sunday
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10K, 5K, 1K obstacle run | 5K run
More Information
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San Jose, CA
Santa Clara County, CA
13. Annadel Half Marathon
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Past DateApr 7, 2024Sunday
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13.1M, 10K, 5K trail run
More Information
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Santa Rosa, CA
Sonoma County, CA
14. Daffodil Run
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Past DateApr 7, 2024Sunday
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13.1M, 10K, 5K run | kids run
More Information
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Penn Valley, CA
Nevada County, CA
15. Rio Lindo Trail Run
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Past DateApr 7, 2024Sunday
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10K, 5K trail run
More Information
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Healdsburg, CA
Sonoma County, CA
16. Autism on the Run
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Apr 12, 2025Saturday
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10K, 5K, 2K run
Virtual OptionMore Information
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Bakersfield, CA
Kern County, CA
17. California Gold Rush Trail Run
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Apr 12, 2025Saturday
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13.1M, 15K, 10K, 5K trail run
More Information
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Coloma, CA
El Dorado County, CA
18. Placer Trail Running Festival
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Apr 12, 2025Saturday
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50K, 25K, 10K, 5K trail run | kids run | 5K novelty run
More Information
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Pilot Hill, CA
El Dorado County, CA
19. Romancing the Island Half Marathon
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Apr 12, 2025Saturday
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13.1M, 10K trail run
More Information
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Tiburon, CA
Marin County, CA
20. San Diego Beach & Bay Half Marathon
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Apr 12, 2025Saturday
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13.1M, 10K, 5K run
More Information
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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.