March Half Marathons in California
Visalia, CA
End of the Trail Run
Mar 9, 2024
Sacramento, CA
Shamrock'n Half Marathon
Mar 16, 2025
Mar 15, 2025
Encinitas, CA
Moonlight Beach Half Marathon
Mar 17, 2024
Fremont, CA
Fiercelifit Half Marathon & 10K/5K
Mar 23, 2024
Western Pacific Half Marathon
Mar 30, 2024
Huntington Beach, CA
SOCAL Marathon
Mar 1, 2025
San Jose, CA
Race to the Top of Mt Umunhum
Mar 9, 2024
South Hills Single Track Trail Run - Spring
Mar 23, 2024
Santa Monica, CA
Pinch Me I'm Running Half Marathon
Mar 10, 2024
Spring Equinox Half Marathon
Mar 24, 2024
Only Fools Run - Almost Aprils Fools Day
Mar 30, 2024
Happy Easter Half Marathon
Mar 31, 2024
Walnut Creek, CA
Revel Mount Diablo
Mar 2, 2024
Folsom, CA
Folsom South Side Trail Run
Mar 16, 2024
Santa Clarita, CA
Valencia Trail Race
Mar 22, 2025
Redlands, CA
Run Through Redlands
Mar 2, 2025
San Francisco, CA
Zoom San Francisco
Mar 16, 2024
Livermore, CA
Livermore Valley Half Marathon
Mar 2, 2025
Auburn, CA
Knickerbocker Canyon Trail Run
Mar 23, 2024
Long Beach, CA
Leprechaun Chase - Half Marathon
Mar 9, 2024
Cat in the Hat Run Half Marathon
Mar 23, 2024
Saratoga, CA
Sanborn Trail Challenge
Mar 2, 2024
Modesto, CA
Modesto Marathon
Mar 23, 2025
El Dorado Hills, CA
Folsom Lake Falcon Crest Trail Run
Mar 30, 2024
Hemet, CA
Diamond Valley Lake Marathon
Mar 1, 2025
Julian, CA
Old West Trail Runs
Mar 15, 2025
Pioneertown, CA
John Wayne Grit Series
Mar 22, 2025
Santa Venetia, CA
Rattlesnake Ramble
Mar 17, 2024
Los Osos, CA
Montana de Oro Trail Run
Mar 29, 2025
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Diamond Valley Lake Marathon
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Mar 1, 2025Saturday
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26.2M, 13.1M, 5K run
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Hemet, CA
Riverside County, CA
2. SOCAL Marathon
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Mar 1, 2025Saturday
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26.2M, 13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
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Huntington Beach, CA
Orange County, CA
3. Bidwell Classic Half Marathon
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Past DateMar 2, 2024Saturday
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13.1M, 5K run | 13.1M relay
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Chico, CA
Butte County, CA
4. Livermore Valley Half Marathon
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Mar 2, 2025Sunday
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13.1M run
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Livermore, CA
Alameda County, CA
5. Napa Valley Marathon
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Mar 2, 2025Sunday
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26.2M, 13.1M, 5K run
More Information
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Boston Marathon Qualifier
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Calistoga, CA
Napa County, CA
6. Revel Mount Diablo
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Past DateMar 2, 2024Saturday
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13.1M run
More Information
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Walnut Creek, CA
Contra Costa County, CA
7. Run Through Redlands
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Mar 2, 2025Sunday
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13.1M, 10K, 5K run | kids run
More Information
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Redlands, CA
San Bernardino County, CA
8. San Joaquin River Trail Half Marathon & 10K
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Past DateMar 2, 2024Saturday
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13.1M, 10K trail run
More Information
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Auberry, CA
Fresno County, CA
9. Sanborn Trail Challenge
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Past DateMar 2, 2024Saturday
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13.1M, 8M, 4M trail run
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Saratoga, CA
Santa Clara County, CA
10. Griffith Park Half Marathon
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Past DateMar 3, 2024Sunday
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13.1M, 5K run
More Information
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Los Angeles, CA
Los Angeles County, CA
11. Mermaid Half Marathon San Diego
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Mar 8, 2025Saturday
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13.1M, 10K, 5K run | kids run
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San Diego, CA
San Diego County, CA
12. End of the Trail Run
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Past DateMar 9, 2024Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Visalia, CA
Tulare County, CA
13. Leprechaun Chase - Half Marathon
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Past DateMar 9, 2024Saturday
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13.1M, 10M, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
14. Race to the Top of Mt Umunhum
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Past DateMar 9, 2024Saturday
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13.1M trail run
More Information
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San Jose, CA
Santa Clara County, CA
15. Pinch Me I'm Running Half Marathon
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Past DateMar 10, 2024Sunday
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13.1M, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
16. Tesoro Viejo Spring Classic Half Marathon
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Past DateMar 10, 2024Sunday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Madera, CA
Madera County, CA
17. Old West Trail Runs
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Mar 15, 2025Saturday
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50K, 26.2M, 13.1M trail run
More Information
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Julian, CA
San Diego County, CA
18. Folsom South Side Trail Run
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Past DateMar 16, 2024Saturday
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50K, 26.2M, 21M, 30K, 13.1M, 9M, 10K, 5K trail run
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Folsom, CA
Sacramento County, CA
19. Shamrock'n Half Marathon
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Mar 16, 2025Sunday
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13.1M run
More Information
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Sacramento, CA
Sacramento County, CA
20. Zoom San Francisco
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Past DateMar 16, 2024Saturday
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13.1M, 10K, 5K run | kids run
More Information
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San Francisco, CA
San Francisco 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.