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297 Running Southern California, CA

Cinco De Mayo Run 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-262512-1768484913.7544-0.bPApaX.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

Sunrise Marathon 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-260774-1768485218.7907-0.bPApfI.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

Volunteer Opportunity: Muddy Run - San Diego, CA - genericImage-websiteLogo-273442-1769727842.2475-0.bPE-DI.jpg

Volunteer Opportunity: Muddy Run

San Diego, CA

Sat - May 02, 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

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 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

Running > Half Marathon, 10k, 5k

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

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

Sombrero Marathon

Valencia, CA

Sun - May 03, 2026 @ 7:00 AM

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

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5inco De Miles - Chula Vista, CA - genericImage-websiteLogo-270871-1767981768.7947-0.bPyuli.png

5inco De Miles

Chula Vista, CA

Sun - May 03, 2026

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

Zapier Test - Lake Balboa, CA - running-14.png

Zapier Test

Lake Balboa, CA

May 7, 2026 - May 8, 2026

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 > Half Marathon, 10k, 5k

Autism Shero Run - Van Nuys, CA - autism-shero-run-logo_HAYTUoA.png

Autism Shero Run

Van Nuys, CA

Sat - May 09, 2026 @ 09:00

The USA K9 Run: San Bernardino - San Bernardino, CA - running-17.png

The USA K9 Run: San Bernardino

San Bernardino, CA

May 9, 2026 - May 10, 2026

Footsteps for Families - Palmdale, CA - genericImage-websiteLogo-273665-1770065736.6082-0.bPGq9i.png

Footsteps for Families

Palmdale, CA

Sat - May 09, 2026

Running > 5k, 1k

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

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

Long Beach Mother's Day Bloom & Zoom 5K, 10K, Half Marathon by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-272982-1769377541.2583-0.bPDO8f.png

Long Beach Mother's Day Bloom & Zoom 5K, 10K, Half Marathon by Califlow Runs

Long Beach, CA

Sun - May 10, 2026

Running > Half Marathon, 5k

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

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

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

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

Villa Park 5K

Villa Park, 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 > 5k, 10k

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 > Half Marathon, 5k, 10k

Whittier Narrows Spring Running Festival - South El Monte, CA - Whittier_Narrows-01__1_.jpg

Whittier Narrows Spring Running Festival

South El Monte, CA

Sun - May 17, 2026 @ 7:45 AM

Running > Other Running, 5k, 10k

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

Nitemoves 2026

Santa Barbara, CA

May 20, 2026 - Aug 26, 2026

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, 5k, 10k, Half Marathon

Run for Mental Health 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-260929-1768464141.8543-0.bPAj8n.png

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

Los Angeles, CA

Sat - May 23, 2026

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

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

Cerro Gordo Silver Run

Keeler, CA

Sat - May 23, 2026