April Half Marathons in California
Sausalito, CA
Rodeo Beach Rumble
Apr 12, 2025
Visalia, CA
Visalia Half Marathon
Apr 21, 2024
Sacramento, CA
American River Parkway Half Marathon
Apr 26, 2025
Fremont, CA
Fiercelifit Half Marathon & 10K/5K
Apr 12, 2025
Tiburon, CA
Romancing the Island Half Marathon
Apr 12, 2025
Agoura Hills, CA
Great Race
Apr 5, 2025
Fountain Valley, CA
Mile Square Madness 5K, 10K, & Half Marathon
Apr 13, 2025
Santa Rosa, CA
Annadel Half Marathon
Apr 6, 2025
San Jose, CA
Santa Teresa King Richard Annual Trail Run
Apr 5, 2025
Sierra Azul Trail Challenge
Apr 19, 2025
Mill Valley, CA
Golden Gate Headlands Marathon
Apr 5, 2025
Mt. Tam Wild Boar Half Marathon
Apr 26, 2025
Santa Monica, CA
Spring Sensation Half Marathon
Apr 6, 2025
Pacific Paradise Sprint 5K, 10K, and Half Marathon
Apr 12, 2025
Running off the Crazy Full Moon Run
Apr 19, 2025
Happy Easter Half Marathon
Apr 20, 2025
Walnut Creek, CA
Diablo Trails Challenge
Apr 6, 2024
Los Gatos, CA
Om Run
Apr 28, 2024
Woodside, CA
Woodside Crossover
Apr 12, 2025
Livermore, CA
Badger Cove Half Marathon
Apr 20, 2024
Santa Cruz, CA
Surfer's Path Half Marathon
Apr 27, 2025
Calistoga, CA
Napa Valley Endurance Run
Apr 13, 2025
San Diego, CA
San Diego Beach & Bay Half Marathon
Apr 12, 2025
Long Beach, CA
Spring Bloom Half Marathon
Apr 12, 2025
Happy Easter Half Marathon
Apr 19, 2025
Run for the Planet
Apr 20, 2025
Super Hero Dash
Apr 27, 2025
Rocklin, CA
Run Rocklin
Apr 14, 2024
Castro Valley, CA
SPASM Lake Chabot
Apr 12, 2025
Healdsburg, CA
Lake Sonoma 50
Apr 12, 2025
Shasta Lake, CA
Nail the Rail Half Marathon
Apr 26, 2025
Hemet, CA
Bedrock Valley Trail Runs
Apr 5, 2025
Mariposa, CA
G-Bar Ultra and Trail Run
Apr 20, 2024
Coloma, CA
California Gold Rush Trail Run
Apr 12, 2025
Sebastopol, CA
IPA10K, Brewfest & Beer Mile
Apr 20, 2024
Temescal Valley, CA
Billy Goat 1/2 Marathon Climb
Apr 5, 2025
La Honda, CA
Horseshoe Lake
Apr 21, 2024
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City Location
Featured Listing
1. 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
1. Bedrock Valley Trail Runs
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Apr 5, 2025Saturday
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26.2M, 13.1M, 15K, 5K trail run | kids run
More Information
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Hemet, CA
Riverside County, CA
2. Billy Goat 1/2 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
3. 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
4. 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
5. Ruth McKenzie Preserve Half Marathon
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Apr 5, 2025Saturday
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13.1M, 10K, 5K trail run | kids run
More Information
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Friant, CA
Fresno County, CA
6. 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
7. Annadel Half Marathon
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Apr 6, 2025Sunday
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13.1M, 10K, 5K trail run
More Information
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Santa Rosa, CA
Sonoma County, CA
8. 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
9. Spring Sensation Half Marathon
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Apr 6, 2025Sunday
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13.1M, 15K, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
10. California Classic Half Marathon
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Apr 12, 2025Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Fresno, CA
Fresno County, CA
11. 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
12. Fiercelifit Half Marathon & 10K/5K
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Apr 12, 2025Saturday
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13.1M, 10K, 5K run
More Information
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Fremont, CA
Alameda County, CA
13. Lake Sonoma 50
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Apr 12, 2025Saturday
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50M, 26.2M, 13.1M trail run
More Information
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Healdsburg, CA
Sonoma County, CA
14. Pacific Paradise Sprint 5K, 10K, and Half Marathon
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Apr 12, 2025Saturday
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13.1M, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
15. Rodeo Beach Rumble
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Apr 12, 2025Saturday
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13.1M run | 8K trail run
More Information
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Sausalito, CA
Marin County, CA
16. 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
17. 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
18. SPASM Lake Chabot
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Apr 12, 2025Saturday
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50K, 26.2M, 30K, 13.1M, 8K trail run | kids run
More Information
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Castro Valley, CA
Alameda County, CA
19. Spring Bloom Half Marathon
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Apr 12, 2025Saturday
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13.1M, 15K, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
20. Woodside Crossover
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TentativeApr 12, 2025Saturday
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50K, 35K, 13.1M, 10K trail run
More Information
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Woodside, CA
San 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.
