September Races in California on Sundays
San Rafael, CA
Honey Badger Half
Sep 22, 2024
Mount Shasta, CA
Mount Shasta Tinman Triathlon
Sep 1, 2024
Sacramento, CA
Buffalo Stampede
Sep 15, 2024
Temecula, CA
F.I.T. Fun Color Run
Sep 24, 2023
Fountain Valley, CA
Harvest Hustle 5K, 10K, and Half Marathon
Sep 29, 2024
Fresno, CA
Diamond 10K
Sep 17, 2023
Fiesta 10K
Sep 8, 2024
Santa Rosa, CA
DJFE Triathlon Race Series
Sep 29, 2024
Huntington Beach, CA
Surf City 10
Sep 15, 2024
Tiki Beach 5K/10K
Sep 22, 2024
Granite Bay, CA
Eureka Schools Foundation Fund Run
Sep 24, 2023
San Jose, CA
SJVRC OneMile4OneChild Charity Run
Sep 22, 2024
Petaluma, CA
Clo Cow Half Marathon
Sep 22, 2024
Santa Monica, CA
5K for Mamas
Sep 24, 2023
Santa Monica Classic 10K/5K
Sep 8, 2024
Santa Monica Classic Kids Run
Sep 8, 2024
Jurassic Jaunt - Roar to the Finish -5K, 10K, and Half Marathon
Sep 22, 2024
Pacifica, CA
San Pedro Park 5K
Sep 24, 2023
Folsom, CA
Cal Tri Folsom
Sep 8, 2024
Los Gatos, CA
ICC Sevathon
Sep 10, 2023
Los Angeles, CA
Van Nuys Division 5K
Sep 17, 2023
Bimbo Global Race
Sep 24, 2023
Mama Luchona 5K
Sep 24, 2023
Inclusion Matters Run, Walk and Roll
Sep 15, 2024
Sharsheret West Coast Dash
Sep 15, 2024
Women's Cancer Run
Sep 29, 2024
Woodside, CA
Crystal Springs
Sep 1, 2024
Brentwood, CA
Delta Harvest Run
Sep 8, 2024
Mountain View, CA
Trailblazer Race
Sep 29, 2024
Roseville, CA
Hot Pink Fun Run
Sep 29, 2024
Mammoth Lakes, CA
Crowley Lake Trail Run
Sep 24, 2023
San Francisco, CA
Mountain Lake 5K
Sep 3, 2023
Golden Gate Park XC Open
Sep 10, 2023
SF Aloha Run for Hope
Sep 24, 2023
Diplo's Run Club - San Francisco
Sep 8, 2024
Mermaid Run San Francisco
Sep 22, 2024
Alameda, CA
Alameda Pint
Sep 22, 2024
Stockton, CA
Loop the Lake 5K
Sep 24, 2023
Ventura, CA
Surfers Point Marathon
Sep 8, 2024
Clayton, CA
Diablo Trail Run
Sep 8, 2024
San Diego, CA
Live Well San Diego 5K
Sep 17, 2023
Bare Booty 5K
Sep 24, 2023
Balboa Park 5k Running Tour
Dec 1, 2024
Dec 8, 2024
Dec 15, 2024
Dec 22, 2024
100 more
Aloha Run - San Diego
Sep 8, 2024
San Diego Kids & Family Splash & Dash
Sep 15, 2024
Long Beach, CA
Beach Day Half Marathon
Sep 1, 2024
Bear Valley, CA
Bear Valley Triathlon
Sep 3, 2023
Dublin, CA
I Run They Learn
Sep 24, 2023
El Dorado Hills, CA
Gold Country 10K and 5K
Sep 1, 2024
Laguna Beach, CA
Pacific Coast Triathlon
Sep 15, 2024
Willits, CA
Celebration of Life - Trail Trek
Sep 24, 2023
Brisbane, CA
Sierra Point 10K
Sep 10, 2023
Wheatland, CA
Run Your Gourd Off
Sep 17, 2023
Shaver Lake, CA
Shaver Lake Triathlon
Sep 15, 2024
Albany, CA
Albany Community Triathlon
Sep 22, 2024
Pismo Beach, CA
Ryan's Ranch Run
Sep 1, 2024
Palos Verdes Peninsula, CA
Palos Verdes Trails 5K
Sep 29, 2024
Lee Vining, CA
Tioga Pass Run
Sep 10, 2023
Richvale, CA
Run Around the Rice
Sep 10, 2023
Annadel State Park, CA
Annadel Loop & Loop de Loop Trail Races
Sep 8, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
1. Balboa Park 5k Running Tour
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Sep 1, 2024Sunday
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5K running tour
More Information
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San Diego, CA
San Diego County, CA
2. Beach Day Half Marathon
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Sep 1, 2024Sunday
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13.1M, 15K, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
3. Crystal Springs
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Sep 1, 2024Sunday
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50K, 26.2M, 35K, 13.1M, 8K trail run | kids run
More Information
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Woodside, CA
San Mateo County, CA
4. Gold Country 10K and 5K
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TBD????
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10K, 5K run | kids run
More Information
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El Dorado Hills, CA
El Dorado County, CA
5. Mount Shasta Tinman Triathlon
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Sep 1, 2024Sunday
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sprint triathlon | sprint duathlon
More Information
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Mount Shasta, CA
Siskiyou County, CA
6. Ryan's Ranch Run
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Sep 1, 2024Sunday
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5K run | kids run
More Information
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Pismo Beach, CA
San Luis Obispo County, CA
7. Bear Valley Triathlon
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Past DateSep 3, 2023Sunday
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sprint triathlon
More Information
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Bear Valley, CA
Alpine County, CA
8. Mountain Lake 5K
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Past DateSep 3, 2023Sunday
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5K run
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San Francisco, CA
San Francisco County, CA
9. Old Town Eureka Find-Your-Way 5K
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Past DateSep 3, 2023Sunday
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5K adventure race
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Eureka, CA
Humboldt County, CA
10. Sequioa Park Find-Your-Way 5K
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Past DateSep 3, 2023Sunday
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5K adventure race
More Information
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Eureka, CA
Humboldt County, CA
11. Aloha Run - San Diego
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Sep 8, 2024Sunday
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10K, 5K run
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San Diego, CA
San Diego County, CA
12. Annadel Loop & Loop de Loop Trail Races
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Sep 8, 2024Sunday
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6.8M trail run
More Information
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Annadel State Park, CA
Sonoma County, CA
13. Balboa Park 5k Running Tour
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Sep 8, 2024Sunday
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5K running tour
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San Diego, CA
San Diego County, CA
14. Cal Tri Folsom
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Sep 8, 2024Sunday
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olympic, sprint triathlon | olympic, sprint triathlon relay | olympic, sprint duathlon | 10K, 5K run
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Folsom, CA
Sacramento County, CA
15. Delta Harvest Run
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Sep 8, 2024Sunday
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13.1M, 10K, 5K, 1M run
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Brentwood, CA
Contra Costa County, CA
16. 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
More Information
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Clayton, CA
Contra Costa County, CA
17. Diplo's Run Club - San Francisco
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Sep 8, 2024Sunday
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5K run
Virtual OptionMore Information
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San Francisco, CA
San Francisco County, CA
18. Fiesta 10K
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Sep 8, 2024Sunday
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10K, 1M run | kids run
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Fresno, CA
Fresno County, CA
19. Ironman 70.3 Santa Cruz
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Sep 8, 2024Sunday
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half triathlon
More Information
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Santa Cruz, CA
Santa Cruz County, CA
20. Santa Monica Classic 10K/5K
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Sep 8, 2024Sunday
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10K, 5K run | kids run
More Information
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Santa Monica, CA
Los Angeles 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.