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115 Half Marathon Southern California, CA

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

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

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

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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

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

Featured

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Bikes & Beers Escondido

Escondido, CA

Sat - May 09, 2026

Running > Half Marathon

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

Long Beach Mother's Day Bloom & Zoom 5K, 10K, Half Marathon by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-272982-1774140568.8665-0.bPVZYy.png

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

Long Beach, CA

Sun - May 10, 2026

Running > 5k, Half Marathon, 1 mile

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 > 10k, 5k, Half Marathon

The Afterlife 5K, 10K, Half Marathon- Night SummerWeen Series by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-278704-1774333840.9131-0.bPWI-q.png

The Afterlife 5K, 10K, Half Marathon- Night SummerWeen Series by Califlow Runs

Long Beach, CA

Sat - May 16, 2026

Running > 5k, Half Marathon

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

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

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 > Half Marathon

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

PÁLI PEAK TRAIL RUN - Bakersfield, CA - genericImage-websiteLogo-274408-1770913812.059-0.bPJGau.png

PÁLI PEAK TRAIL RUN

Bakersfield, CA

Sat - May 23, 2026

Running > Half Marathon

Sweet Life - Pineapple Run 5K. 10K. Half Marathon by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-273024-1774141125.305-0.bPVZ7f.png

Sweet Life - Pineapple Run 5K. 10K. Half Marathon by Califlow Runs

Long Beach, CA

Sun - May 24, 2026

Running > 1 mile, 5k, Half Marathon

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

Running > 5k, 10k, Half Marathon

Featured

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

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

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

Blue Moon 5K. 10K. Half Marathon by Califlow Runs

Long Beach, CA

Sun - May 31, 2026

Running > Half Marathon

Run for Breast Cancer 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-260943-1768464833.0878-0.bPAkhb.png

Run for Breast Cancer 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - Jun 06, 2026

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

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

Fun in the Sun 5k, 10k, 15k, Half Marathon

Long Beach, CA

Sat - Jun 06, 2026

Running > Half Marathon

Runbelievable -Super Hero Run 5K. 10K. Half Marathon by Califlow Runs - Long Beach, CA - genericImage-websiteLogo-273025-1770532536.6658-0.bPIc64.png

Runbelievable -Super Hero Run 5K. 10K. Half Marathon by Califlow Runs

Long Beach, CA

Sat - Jun 06, 2026

Running > 5k, Half Marathon

Run for Breast Cancer 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-262680-1768465055.914-0.bPAkkF.png

Run for Breast Cancer 5K/10K/13.1 SAN DIEGO

San Diego, CA

Sat - Jun 06, 2026

Running > Half Marathon

Bikes & Beers Anaheim

Anaheim, CA

Sat - Jun 06, 2026

Running > Half Marathon

Seaside Marathon - Ventura, CA - Seaside_Half_Marathon-800.jpg

Seaside Marathon

Ventura, CA

Sun - Jun 07, 2026 @ 7:00 AM

Running > Half Marathon

Featured

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Phoenix Rising 5k, 10k, 15k, Half Marathon - Los Angeles, CA - 25415857-1c7c-42f8-830d-b02c12882ee2.png

Phoenix Rising 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Sat - Jun 13, 2026

Running > Half Marathon, 5k, 10k

WICKED FAST MARATHON & HALF MARATHON SAN DIEGO - El Cajon, CA - genericImage-websiteLogo-273330-1769626853.4202-0.bPELZL.png

WICKED FAST MARATHON & HALF MARATHON SAN DIEGO

El Cajon, CA

Sat - Jun 13, 2026

Running > Half Marathon