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304 All Events Southern California, CA

National Chocolate Day: Run for Chocolates 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-270664-1768498985.2655-0.bPAsCP.png

National Chocolate Day: Run for Chocolates 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - Sep 12, 2026

Running > 1 mile, 10k, 5k, Half Marathon

2026 San Diego Tri Classic & San Diego 5K - San Diego, CA - genericImage-websiteLogo-270658-1766448146.4478-0.bPsDWs.png

2026 San Diego Tri Classic & San Diego 5K

San Diego, CA

Sat - Sep 12, 2026

Intermediate Sailing: September 12/13 - San Diego, CA - genericImage-websiteLogo-276697-1772661084.2586-0.bPQkLC.jpg

Intermediate Sailing: September 12/13

San Diego, CA

Sep 12, 2026 - Sep 13, 2026

Run for Mental Health 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-271228-1768500005.3657-0.bPAsSL.png

Run for Mental Health 5K/10K/13.1 SAN DIEGO

San Diego, CA

Sat - Sep 12, 2026

Running > 5k, 10k, Half Marathon, 1 mile

Saddle2Surf - Norco, CA - genericImage-websiteLogo-257719-1751910778.1209-0.bOBaL6.png

Saddle2Surf

Norco, CA

Sun - Sep 13, 2026

Running > Ultra

Park to Playa: Latinx Power Run 10K - Culver City, CA - genericImage-websiteLogo-275623-1771644666.8918-0.bPMsB6.png

Park to Playa: Latinx Power Run 10K

Culver City, CA

Sun - Sep 13, 2026

Aloha Run San Diego - San Diego, CA - genericImage-websiteLogo-274357-1770853141.5977-0.bPJrmv.png

Aloha Run San Diego

San Diego, CA

Sun - Sep 13, 2026

Beach Fun 5k, 10k, 15k, Half Marathon - Long Beach, CA - 25415857-1c7c-42f8-830d-b02c12882ee2.png

Beach Fun 5k, 10k, 15k, Half Marathon

Long Beach, CA

Sun - Sep 13, 2026

Running > 10k, 5k, Half Marathon

Seasonal Confusion 5K. 10K. Half Marathon by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-273028-1769412720.1297-0.bPDXHW.png

Seasonal Confusion 5K. 10K. Half Marathon by Califlow Runs

Long Beach, CA

Sun - Sep 13, 2026

Running > 5k, Half Marathon

FIESTA HALF MARATHON & 10K - BAKERSFIELD - Bakersfield, CA - genericImage-websiteLogo-272944-1769325021.5718-0.bPDChD.jpg

FIESTA HALF MARATHON & 10K - BAKERSFIELD

Bakersfield, CA

Sun - Sep 13, 2026

Running > Walking

2026 Surf City 10 - Huntington Beach, CA - e06bea21-7890-4a2b-a7ee-8edce5e7dadc.jpg

2026 Surf City 10

Huntington Beach, CA

Sep 19, 2026 - Sep 21, 2026

Running > 10k, 5k

Bikes & Beers Ventura

Ventura, CA

Sat - Sep 19, 2026

Running > Half Marathon

Advanced Sailing September 19/20 - San Diego, CA - genericImage-websiteLogo-276700-1772661827.3202-0.bPQkXd.jpg

Advanced Sailing September 19/20

San Diego, CA

Sep 19, 2026 - Sep 20, 2026

Season of the Witch 5K 10K by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-274636-1771222733.2949-0.bPKRBn.png

Season of the Witch 5K 10K by Califlow Runs

Long Beach, CA

Sat - Sep 19, 2026

La Noche de las Brujas Run -SummerWeen Series 5K 10K Half by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-278709-1774347101.3846-0.bPWMnD.jpg

La Noche de las Brujas Run -SummerWeen Series 5K 10K Half by Califlow Runs

Long Beach, CA

Sun - Sep 20, 2026

Running > 1 mile, 5k, Half Marathon

Aloha Run Long Beach - Long Beach, CA - genericImage-websiteLogo-274357-1770853141.5977-0.bPJrmv.png

Aloha Run Long Beach

Long Beach, CA

Sun - Sep 20, 2026

2026 San Diego Kids Splash & Dash - San Diego, CA - 1b2a77d2-6353-4fb2-ac93-aaf80857ccbf.jpg

2026 San Diego Kids Splash & Dash

San Diego, CA

Sun - Sep 20, 2026

Triathlon > Super Sprint

Be The Light 5K - Valencia, CA - 758ca254-6487-4e65-bc58-0eedc7e8a2cd.jpg

Be The Light 5K

Valencia, CA

Sep 26, 2026 - Sep 27, 2026

Running > 10k, 5k

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Run for Donuts 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-271229-1768500017.4213-0.bPAsSX.png

Run for Donuts 5K/10K/13.1 SAN DIEGO

San Diego, CA

Sat - Sep 26, 2026

Running > 5k, 10k, Half Marathon, 1 mile

Run for Donuts 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-271229-1768500017.4213-0.bPAsSX.png

Run for Donuts 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - Sep 26, 2026

Running > 5k, 10k, Half Marathon, 1 mile

Hot Pursuit 5k, 10k, 15k, Half Marathon - Long Beach, CA - 25415857-1c7c-42f8-830d-b02c12882ee2.png

Hot Pursuit 5k, 10k, 15k, Half Marathon

Long Beach, CA

Sat - Sep 26, 2026

Running > 10k, 5k, Half Marathon

Apple Valley Reverse Triathlon - 2026 - Apple Valley, CA - 83f6d109-daa8-4b69-9608-3bf537e6eccd.png

Apple Valley Reverse Triathlon - 2026

Apple Valley, CA

Sat - Sep 26, 2026

Triathlon > 5k, Sprint

The Great Pumpkin Race 5K & 10K Run/Walk - Visalia, CA - genericImage-websiteLogo-271693-1769012226.5546-0.bPCpWc.jpg

The Great Pumpkin Race 5K & 10K Run/Walk

Visalia, CA

Sat - Sep 26, 2026

Oktoberfest Run 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-270828-1768499607.6052-0.bPAsMx.png

Oktoberfest Run 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - Sep 26, 2026

Running > 5k, 10k, Half Marathon, 1 mile

SCREAMER RUN 2025 - Bakersfield, CA - genericImage-websiteLogo-254925-1751911579.1149-0.bOBaYB.png

SCREAMER RUN 2025

Bakersfield, CA

Oct 3, 2026 - Oct 17, 2026

Running > 1 mile, 10k, 5k

Cabrillo Beach 5K/10K - San Pedro, CA - genericImage-websiteLogo-248074-1739592840.0602-0.bNSbsi.png

Cabrillo Beach 5K/10K

San Pedro, CA

Sat - Oct 03, 2026

Running > 10k, 5k

Spooky Dash 5k, 10k, 15k, Half Marathon - Long Beach, CA - 25415857-1c7c-42f8-830d-b02c12882ee2.png

Spooky Dash 5k, 10k, 15k, Half Marathon

Long Beach, CA

Sat - Oct 03, 2026

Running > 10k, 5k, Half Marathon

Cirque Series - Mt Baldy, CA - Mt Baldy, CA - genericImage-websiteLogo-276114-1772053336.2823-0.bPN2ny.png

Cirque Series - Mt Baldy, CA

Mt Baldy, CA

Sat - Oct 03, 2026

Running > Obstacle Race

Superheroes Triumph! 5K OC 2026 - Irvine, CA - 5e698197-4a7b-4638-bd6d-ee211fb5df4d.jpg

Superheroes Triumph! 5K OC 2026

Irvine, CA

Sat - Oct 03, 2026

Mean Girls 5K, 10K & Half Marathon - Canoga Park, CA - genericImage-websiteLogo-268425-1763851925.5924-0.bPiJ6v.png

Mean Girls 5K, 10K & Half Marathon

Canoga Park, CA

Sat - Oct 03, 2026

Running > 5k, 10k, Half Marathon