Half Marathons in California
From first-timer-friendly flats to trails worth traveling for, find a California half marathon that fits your goals and your sense of adventure.
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upcoming races
351 races
Diablo Trails Challenge · Walnut Creek, California
Billy Goat Mountain Climb · Silverado, California
Golden Gate Headlands Marathon · Mill Valley, California
Hoppy Easter 5k, 10k, 15k, Half Marathon · Los Angeles, California
Run for Breast Cancer 5K/10K/13.1 LOS ANGELES · Los Angeles, California
Always Hope Easter Run 5K/10K/13.1 SAN DIEGO · San Diego, California
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO · San Francisco, California
Always Hope Easter Run 5K/10K/13.1 SAN FRANCISCO · San Francisco, California
Always Hope Easter Run 5K/10K/13.1 LOS ANGELES · Los Angeles, California
The Great Bunny Hop – 5K, 10K, 10-Miler, Half Marathon · Long Beach, California
Run for Breast Cancer 5K/10K/13.1 SAN DIEGO · San Diego, California
Always Hope Easter Run 5K/10K/13.1 SACRAMENTO · Sacramento, California
Run for Breast Cancer 5K/10K/13.1 SACRAMENTO · Sacramento, California
Happy Easter 5k, 10k, 15k, Half Marathon · long beach, California
Romancing the Island Half Marathon · Tiburon, California
Magnolia Magic River Trail Run · Pilot Hill, California
Rise and Shine 5k, 10k, 15k, Half Marathon · long beach, California
Bedrock Valley Trail Runs · Hemet, California
San Diego Beach & Bay Half Marathon · San Diego, California
Spring Fling Run – 5K, 10K, Half Marathon · Lake View Terrace, California
SPASM Lake Chabot Trail Run · Castro Valley, California
41st Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M · Agoura Hills, California
Calistoga Mountain Run · Calistoga, California
Run Rocklin · Rocklin, California
Ruth McKenzie Preserve Half Marathon | 10k | 5k | Kids Race · Clovis, California
Yaya's 5k, 10k, 15k, Half Marathon · Ventura Beach, California
Totally 80's Fast Times in Huntington Beach 5K, 10K, & Half Marathon · Huntington Beach, California
Badger Cove Half Marathon · Livermore, California
Point Mugu Trail Run · Malibu, California
Sierra Azul Trail Challenge · San Jose, California
Woodside Crossover · Woodside, California
Natro@noli Indian School Trail Races · San Jacinto, California
Dam Good 5k, 10k, 15k, Half Marathon · Lake View Terrace, California
Annadel Half Marathon · Santa Rosa, California
Run for the Planet -An Earth Day Run by CaliFlow Runs - 5K, 10K, Half Marathon · Long beach, California
Mountains 2 Beach Marathon and Half · Ventura, California
Horseshoe Lake Trail Run · La Honda, California
Run for the Planet – 5K, 10K, 10M, and Half Marathon · Long Beach, California
Monterey Bay Mapathon & Half 26.2/13.1 · Pacific Grove, California
Spring Celebration 5k, 10k, 15k, Half Marathon · long beach, California
Millerton Lake Crows Nest Triathlon, 5k & 10k · Friant, California
California Gold Rush Trail Run · Coloma, California
American River Parkway Half Marathon · Sacramento, California
Mt. Tam Wild Boar Half Marathon · Mill Valley, California
Spring Sensation 5k, 10k, 15k, Half Marathon · long beach, California
Coffee Lovers Run 5K/10K/13.1 SAN DIEGO · San Diego, California
California Classic Half Marathon · Fresno, California
Run for Donuts 5K/10K/13.1 SAN FRANCISCO · San Francisco, California
Nail the Rail Half Marathon, 10K & 5K · Shasta Lake, California
Coffee Lovers Run 5K/10K/13.1 SACRAMENTO · Sacramento, California
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