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123 Half Marathon Southern California, CA

International Sloth Day Run 5K/10K/13.1 LOS ANGELES - Santa Monica, CA - genericImage-websiteLogo-241481-1737449858.0408-0.bNJ2gc.png

International Sloth Day Run 5K/10K/13.1 LOS ANGELES

Santa Monica, CA

Sat - Oct 18, 2025

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

Back to the Future: 88 MPH Dash 5K, 10K & Half - Canoga Park, CA - genericImage-websiteLogo-255073-1748112159.489-0.bOmHmF.png

Back to the Future: 88 MPH Dash 5K, 10K & Half

Canoga Park, CA

Sat - Oct 18, 2025

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

Spooktacular 5k, 10k, 15k, Half Marathon

Long Beach, CA

Oct 18, 2025 - Oct 19, 2025

Running > 5k, 10k, Half Marathon

Run Against Breast Cancer 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-247268-1738761764.5926-0.bNO2yK.png

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

San Diego, CA

Sat - Oct 18, 2025

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

2025 SPACEROCK Trail Race - Agua Dulce, CA - ff844bc3-531f-47d6-8e88-56537fdd45bb.jpg

2025 SPACEROCK Trail Race

Agua Dulce, CA

Oct 18, 2025 - Oct 19, 2025

Jeepers Creepers Half Marathon 5k 10k - Valencia, CA - Jeepers_Creepers_logo_-_400_sz.jpg

Jeepers Creepers Half Marathon 5k 10k

Valencia, CA

Sun - Oct 19, 2025 @ 8:00 AM

Running > 10k, Half Marathon, 5k

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Frightful Finish Line - Halloween Run 5K, 10K, & Half Marathon - Long Beach, CA - genericImage-websiteLogo-244609-1735557852.4118-0.bNCOlC.jpg

Frightful Finish Line - Halloween Run 5K, 10K, & Half Marathon

Long Beach, CA

Sun - Oct 19, 2025

Running > 5k, Half Marathon

Fall Into Fitness - San Diego, CA - genericImage-websiteLogo-264457-1760048594.7718-0.bO6dxs.png

Fall Into Fitness

San Diego, CA

Oct 21, 2025 - Nov 11, 2025

Running > Half Marathon

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

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

Long Beach, CA

Oct 25, 2025 - Oct 26, 2025

Running > Half Marathon

Bikes & Beers Oceanside

Oceanside, CA

Sat - Oct 25, 2025

Running > Half Marathon

Santa Cruz Island Eco Extreme Half Marathon 2025 - Ventura, CA - d042ae41-db4f-4a62-aeda-b6f92fdc0931.jpg

Santa Cruz Island Eco Extreme Half Marathon 2025

Ventura, CA

Sat - Oct 25, 2025

Running > Half Marathon

2025 Crown Point Marathon/Half-Marathon, Team Relays, 8K & 5K Runs - San Diego, CA - 52daf7f0-ef29-4b12-9d31-6e0a1f8ceca8.png

2025 Crown Point Marathon/Half-Marathon, Team Relays, 8K & 5K Runs

San Diego, CA

Oct 26, 2025 - Oct 27, 2025

Running > Marathon, 8k, Half Marathon, 5k

Monster Dash 5k, 10k, 15k, Half Marathon YL - Anaheim, CA - b07224f4-ec11-40bf-aaa4-438a3a1beaa4.png

Monster Dash 5k, 10k, 15k, Half Marathon YL

Anaheim, CA

Oct 26, 2025 - Oct 27, 2025

Running > Half Marathon, 5k, 10k

Monster Dash 5k, 10k, 15k, Half Marathon - Irvine, CA - 082fb31e-20cc-4a7e-8208-e2caf634e712.png

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

Irvine, CA

Sun - Oct 26, 2025

Running > Half Marathon, 5k, 10k

Halloween Trick or Trot Run 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-250532-1742475992.3231-0.bN3bly.png

Halloween Trick or Trot Run 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - Nov 01, 2025

Running > Half Marathon

Halloween Trick or Trot Run 5K/10K/13.1 SAN DIEGO - San Diego, CA - genericImage-websiteLogo-250532-1742475992.3231-0.bN3bly.png

Halloween Trick or Trot Run 5K/10K/13.1 SAN DIEGO

San Diego, CA

Sat - Nov 01, 2025

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

Santa Clarita Trail Race - Santa Clarita, CA - genericImage-websiteLogo-248655-1740246374.9939-0.bNUG1M.jpg

Santa Clarita Trail Race

Santa Clarita, CA

Sat - Nov 01, 2025

Running > Half Marathon

Kaiser Permanente Thrive Half Marathon, 5K & Relay - San Diego, CA - Untitled_design__5_.png

Kaiser Permanente Thrive Half Marathon, 5K & Relay

San Diego, CA

Sat - Nov 01, 2025 @ 7:00 AM

Running > Half Marathon

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

Runacopia 5k, 10k, 15k, Half Marathon

Long Beach, CA

Nov 1, 2025 - Nov 2, 2025

Running > 10k, 5k, Half Marathon

Pulp Fiction: Royale with Speed 5K, 10K & 13.1 - Canoga Park, CA - genericImage-websiteLogo-255628-1748960744.9846-0.bOpWxO.png

Pulp Fiction: Royale with Speed 5K, 10K & 13.1

Canoga Park, CA

Sat - Nov 08, 2025

Running > Half Marathon

Santa Clarita Marathon - Santa Clarita, CA - 2023_SC_Marathon_-_Logo.png

Santa Clarita Marathon

Santa Clarita, CA

Sun - Nov 09, 2025 @ 7:00 AM

Running > Half Marathon

Featured

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2025 Silver Strand Veteran's Day Half Marathon, 10 Miler, 12K & 5K event - Coronado, CA - 4a083471-38a6-4b41-98a3-d3679374eaf0.jpg

2025 Silver Strand Veteran's Day Half Marathon, 10 Miler, 12K & 5K event

Coronado, CA

Sun - Nov 09, 2025

Running > Half Marathon

Copy of Santa Clarita Marathon - Valencia, CA - running-8.png

Copy of Santa Clarita Marathon

Valencia, CA

Nov 9, 2025 - Nov 11, 2025

Running > Half Marathon

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

Honor the Brave 5k, 10k, 15k, Half Marathon

Long Beach, CA

Nov 9, 2025 - Nov 10, 2025

Running > Half Marathon

2025 Southwest Series - Day 6 (CA) - Nipton, CA - 0fe8efc4-838a-4820-8725-eb975da710d5.png

2025 Southwest Series - Day 6 (CA)

Nipton, CA

Nov 14, 2025 - Nov 15, 2025

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

Veterans Day Freedom Run 5K/10K/13.1 LOS ANGELES - Los Angeles, CA - genericImage-websiteLogo-252621-1750143482.7752-0.bOurh6.png

Veterans Day Freedom Run 5K/10K/13.1 LOS ANGELES

Los Angeles, CA

Sat - Nov 15, 2025

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

2025 Run Malibu - Malibu, CA - ce78bdb4-04dc-41aa-8e05-3f58e36eddcd.jpg

2025 Run Malibu

Malibu, CA

Sun - Nov 16, 2025

Running > Half Marathon

City to the Sea Half Marathon & 5K - San Luis Obispo, CA - genericImage-websiteLogo-255232-1748372600.2895-0.bOnGX4.jpg

City to the Sea Half Marathon & 5K

San Luis Obispo, CA

Sun - Nov 16, 2025

Running > 5k, Half Marathon

City to the Sea Half Marathon & 5K

Pismo Beach, CA

Sun - Nov 16, 2025

Running > Half Marathon

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

Giving Thanks 5k, 10k, 15k, Half Marathon

Long Beach, CA

Nov 22, 2025 - Nov 23, 2025

Running > Half Marathon