Half Marathons found in California
View all ↓Half Marathons in California 2025 - 2026
The most comprehensive list of Half Marathons in and near California in 2025 - 2026. Find your perfect race!
Thinking about taking on a half marathon in California? It’s a distance that challenges your endurance while offering a real sense of achievement, and there’s no shortage of events to keep you motivated.
Across the state, you’ll find coastal routes with ocean breezes, mountain courses with rolling climbs, and city races with lively crowds. Los Angeles half marathons often include post-race festivals and live entertainment, adding to the day’s buzz. San Francisco events might test your legs on the hills, but the views are worth every step. If you’re aiming for a personal best, San Diego half marathons offer some of the fastest, flattest courses in the country.
Most races feature pace groups, aid stations stocked with hydration and fuel, and clear course markings. You can expect professional race management, from packet pickup at expos to on-course medical support. Cutoff times are usually around 3 to 3.5 hours, giving plenty of space for a steady run while keeping the event moving.
Take a look at the listings above to compare course profiles, registration fees, and race dates. With events nearly every weekend during the season, it’s easy to find a half marathon that fits your training plans.
Exploring other distances in California?
Popular half marathon locations:
Exploring races outside California?
Filter by location
Race Calendar: Half Marathons found in California
Santa Barbara Half Marathon & 5K
Santa BarbaraSilver Strand Half Marathon, 10 Mile, 12K, & 5K - San Diego
Coronado, San DiegoOffer
Use code FIND10 and get 10% off registration
La Jolla Half Marathon & 5K
San Diego, CaliforniaOffer
18% OFF with code: FINDARLEP
Want more bookings?
Our most effective tool for getting more people to your race is a ‘Boost’. Boosts put your event to the top of the search results.
Typically a Boosted event gets 8x as many Impressions, 4x as many Clicks and generates 4x more revenue than a standard event listing.
Choose to Boost your event on the landing page which best suits your target audience and budget. For example, ‘10k’s near San Francisco or ‘marathons in April’. Our team can advise on scheduling promotions to optimize performance.
Prices start at $100 per month. The most popular categories sell out in advance so booking early is recommended.
Get in touch
Hi, I'm Rosie from findarace.com!
If you're looking to boost your event or have any questions, please fill in your details below and I'll be in touch to help you.
Run SF "Golden Gate City" 5K/10K/13.1 FALL
San Francisco, CaliforniaRun SAN DIEGO 5K/10K/13.1 FALL
San Diego, CaliforniaSanta Clarita Trail Race
Santa Clarita, CaliforniaBeer City Half™ OC
Santa Ana, CaliforniaZombieRunner Halloween
San Jose, CaliforniaDía de los Muertos Run - Huntington Beach 5K, 10K & Half Marathon
Huntington Beach, CaliforniaRunacopia 5k, 10k, 15k, Half Marathon
Long Beach, Los AngelesThrive San Diego Half Marathon & 5K
San Diego, CaliforniaGreat Race | Virtual Edition
Los Angeles, CaliforniaJoshua Tree Half Marathon
Joshua Tree, CaliforniaHalloween Trick or Trot Run 5K/10K/13.1 SAN DIEGO
San Diego, CaliforniaHalloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO
San Francisco, CaliforniaViva la Vida - Día de los Muertos 5K, 10K, and Half Marathon
Long beach, CaliforniaTwo Cities Marathon
Fresno, CaliforniaTemecula Half Marathon, 10K, 5K
Temecula, CaliforniaClarksburg Country Run
Clarksburg, CaliforniaLake Chabot Trail Run
Castro Valley, CaliforniaPulp Fiction: Royale with Speed 5K, 10K & 13.1
Canoga Park, CaliforniaCatalina Island Half-Marathon & 10K
Avalon, CaliforniaDonut Runners Rejoice – 5K, 10K, 10-Miler, Half Marathon
Long Beach, CaliforniaSanta Barbara Half Marathon & 5K
Santa BarbaraSilver Strand Half Marathon, 10 Mile, 12K, & 5K - San Diego
Coronado, San DiegoOffer
Use code FIND10 and get 10% off registration
