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334 All Events Southern California, CA

Sunrise Marathon 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-260774-1755662601.7246-0.bOPuKj.png

Sunrise Marathon 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - May 02, 2026

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

Muddy Dash | San Diego - Valley Center, CA - 4960baf8-36ab-47b3-a735-edc1abffaeac.png

Muddy Dash | San Diego

Valley Center, CA

May 2, 2026 - May 3, 2026

Nurses Rock - San Dimas, CA - genericImage-websiteLogo-229305-1714075360.0512-0.bMkRBG.png

Nurses Rock

San Dimas, CA

Sat - May 02, 2026

NURSES ROCK VENDOR REGISTRATION - San Dimas, CA - genericImage-websiteLogo-255467-1748642779.4346-0.bOoIVB.png

NURSES ROCK VENDOR REGISTRATION

San Dimas, CA

Sat - May 02, 2026

Finish The Ride and Finish The Run Griffith Park - Los Angeles, CA - RUN_logo_new_122121.png

Finish The Ride and Finish The Run Griffith Park

Los Angeles, CA

May 2, 2026 - May 3, 2026 (6:00 AM)

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

Bubble Run | San Diego - Chula Vista, CA - 4c30b0b2-d7c3-4cd9-89cd-ab345ccff974.png

Bubble Run | San Diego

Chula Vista, CA

May 2, 2026 - May 3, 2026

The 2026 Hoag OC Marathon Running Festival (Expo Registration) - Costa Mesa, CA - genericImage-websiteLogo-251728-1743794045.1174-0.bN8c99.png

The 2026 Hoag OC Marathon Running Festival (Expo Registration)

Costa Mesa, CA

May 2, 2026 - May 3, 2026

Running > 5k, Half Marathon, Marathon

Finish The Ride and Finish The Run Griffith Park 2026 - Los Angeles, CA - cycling-6.png

Finish The Ride and Finish The Run Griffith Park 2026

Los Angeles, CA

May 2, 2026 - May 3, 2026

Cycling > Half Century, Metric Century, 1k, 10k, 5k, Half Marathon

Cinco De Mayo Run 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-255849-1754382955.6135-0.bOKCjR.png

Cinco De Mayo Run 5K/10K/13.1 SAN DIEGO

San Diego, CA

Sat - May 02, 2026

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

Sombrero Marathon - Valencia, CA - 2025_-_Sombrero_Marathon_Logo.png

Sombrero Marathon

Valencia, CA

Sun - May 03, 2026 @ 7:00 AM

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

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2026 Spring Sprint Triathlon and SD Tri Series 5K - San Diego, CA - a06395df-7e3d-4b82-97cb-e400ac0a9bc1.jpg

2026 Spring Sprint Triathlon and SD Tri Series 5K

San Diego, CA

Sun - May 03, 2026

Triathlon > Super Sprint, Sprint, 5k, Olympic

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

Happy Mothers Day 5k, 10k, 15k, Half Marathon

Long Beach, CA

Sat - May 09, 2026

Running > 10k, 5k, Half Marathon

MVRRC 7th Annual Mother's Day 5K fun Run event - Perris, CA - b6fac162-7912-4659-8409-a14121dda0a4.jpg

MVRRC 7th Annual Mother's Day 5K fun Run event

Perris, CA

Sun - May 10, 2026

Happy Mothers Day 5k, 10k, 15k, Half Marathon - Van Nuys, CA - running-15.png

Happy Mothers Day 5k, 10k, 15k, Half Marathon

Van Nuys, CA

Sun - May 10, 2026

Running > Half Marathon, 5k, 10k

Badwater Presents 40/40 NOW: Creating Balance in an Ultra World - Death Valley, CA - genericImage-websiteLogo-267210-1762709027.4473-0.bPem4J.jpg

Badwater Presents 40/40 NOW: Creating Balance in an Ultra World

Death Valley, CA

May 13, 2026 - Jun 21, 2026

Villa Park 5K - Villa Park, CA - genericImage-websiteLogo-267294-1766065463.9489-0.bPrau3.png

Villa Park 5K

Villa Park, CA

Sat - May 16, 2026

Walk for Water 5k Santa Barbara - Santa Barbara, CA - genericImage-websiteLogo-263524-1759247862.3655-0.bO2_32.png

Walk for Water 5k Santa Barbara

Santa Barbara, CA

Sat - May 16, 2026

The Beach Boys 5K & Wellness Day - Santa Monica, CA - running-3.png

The Beach Boys 5K & Wellness Day

Santa Monica, CA

Sat - May 16, 2026

Whittier Narrows Spring Running Festival - South El Monte, CA - genericImage-websiteLogo-246046-1737416073.6994-0.bNJT2j.png

Whittier Narrows Spring Running Festival

South El Monte, CA

Sun - May 17, 2026

Running > 10k, 5k

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

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

Long Beach, CA

Sun - May 17, 2026

Running > 10k, 5k, Half Marathon

Nitemoves 2026 - Santa Barbara, CA - running-1.png

Nitemoves 2026

Santa Barbara, CA

May 20, 2026 - Aug 26, 2026

Los Angeles Half 13.1, 10k, 5k - Playa Del Rey, CA - running-3.png

Los Angeles Half 13.1, 10k, 5k

Playa Del Rey, CA

Sat - May 23, 2026

Running > Half Marathon

Run for Mental Health 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-260929-1755833660.4445-0.bOP-u8.png

Run for Mental Health 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - May 23, 2026

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

Cerro Gordo Silver Run - Keeler, CA - genericImage-websiteLogo-256742-1750434447.946-0.bOvykp.png

Cerro Gordo Silver Run

Keeler, CA

Sat - May 23, 2026

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

Run to Remember 5k, 10k, 15k, Half Marathon

Long Beach, CA

Sat - May 23, 2026

Running > 10k, 5k, Half Marathon

Run for Mental Health 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-260929-1755833660.4445-0.bOP-u8.png

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

San Diego, CA

Sat - May 23, 2026

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

Forever Brave 5k, 10k, 15k, Half Marathon - Valencia, CA - 25415857-1c7c-42f8-830d-b02c12882ee2.png

Forever Brave 5k, 10k, 15k, Half Marathon

Valencia, CA

Sun - May 24, 2026

Running > Half Marathon, 5k, 10k

Lighthouse Half Marathon 5k 10k - Long Beach, CA - LightHouse_Half_-_Final.jpg

Lighthouse Half Marathon 5k 10k

Long Beach, CA

Sun - May 24, 2026 @ 8:00 AM

Featured

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

Memorial Day 5k, 10k, 15k, Half Marathon

Long Beach, CA

Mon - May 25, 2026

Running > Half Marathon, 5k, 10k

Once in a Blue Moon 5K. 10K. Half Marathon by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-270397-1766128670.5606-0.bPrpWE.png

Once in a Blue Moon 5K. 10K. Half Marathon by Califlow Runs

Long Beach, CA

Sun - May 31, 2026

Running > 5k, Half Marathon