California Half Marathons by Date • By City
Browse all 2021-2022 California half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.
When you view a race, you’ll also find contact info if you’re having problems with your registration or need to contact the race directors.
January 2022
| Sat Jan 1 | Run in the New Year Half Marathon 10K & 5K | Huntington Beach CA |
| Sun Jan 9 | Del Dios Half Marathon 10K & 5K | Escondido CA |
| Sun Jan 16 | Carlsbad Marathon Half Marathon & 5K | Carlsbad CA |
| Sun Jan 23 | Sombrero Half Marathon | Simi Valley CA |
February 2022
| Sun Feb 6 | San Francisco Half Marathon 10K & 5K | San Francisco CA |
| Sat Feb 12 | San Pasqual Valley Trail Half Marathon 20-Mile & 10K | Escondido CA |
| Sat Feb 12 | Santa Clarita Marathon Half Marathon 10K & 5K | Santa Clarita CA |
| Sun Feb 20 | Seaside Marathon Half Marathon 10K & 5K | Ventura CA |
| Sun Feb 27 | Ventura Marathon & Half Marathon | Ventura CA |
March 2022
| Sat Mar 5 | SOCAL River Marathon Half Marathon 10K & 5K | Huntington Beach CA |
| Sun Mar 6 | Livermore Valley Half Marathon | Livermore CA |
| Sun Mar 6 | Napa Valley Marathon & Half Marathon | Calistoga CA |
| Sat Mar 12 | Running with the Bears Marathon Half Marathon & 10K | Greenville CA |
| Sun Mar 13 | San Luis Obispo Spartan Trail Half Marathon 50K & 10K | Santa Margarita CA |
| Sat Mar 19 | Napa Valley Trail Marathon Half Marathon & 10K | Calistoga CA |
| Sun Mar 20 | Napa Valley Women's Half Marathon | Napa CA |
| Sun Mar 20 | Oakland Running Festival Marathon Half Marathon 10K & 5K | Oakland CA |
| Sat Mar 26 | Valencia Trail Race Half Marathon 50K & 10K | Santa Clarita CA |
| Sun Mar 27 | Bakersfield Marathon Half Marathon 10K & 5K | Bakersfield CA |
April 2022
| Sun Apr 3 | Woodside Crossover Trail Half Marathon 50K 35K & 10K | Woodside CA |
| Sat Apr 9 | Romancing the Island Half Marathon & 10K | Angel Island SP CA |
| Sun Apr 10 | San Diego Beach and Bay Half Marathon 10K & 5K | San Diego CA |
May 2022
| Sun May 1 | Bay Bridge Half Marathon | Oakland CA |
| Sat May 7 | Yosemite Half Marathon | Bass Lake CA |
June 2021
| Sat Jun 5 | Loco Go Big or Go Home Challenge | Butte Meadows CA |
| Sun Jun 6 | Lake Chabot Trail Challenge Half Marathon & 5K | Castro Valley CA |
| Sun Jun 6 | Truckee Running Festival Waddle Ranch Trail Half Marathon 10K & 5K | Truckee CA |
| Sat Jun 12 | Cody Lake Sierra Trail Challenge | Kyburz CA |
| Sat Jun 12 | Romancing the Island Half Marathon & 10K | Angel Island SP CA |
| Sun Jun 13 | Dolphin Dash Half Marathon 15K 10K & 5K | Santa Monica CA |
| Sun Jun 13 | Squaw Valley Half Marathon & Run to Squaw 8-Miler | Olympic Valley CA |
| Sat Jun 19 | Father's Day Half Marathon 15K 10K & 5K | Long Beach CA |
| Sun Jun 20 | Burton Creek Trail Half Marathon 12K & 6K | Tahoe City CA |
| Sun Jun 20 | Father's Day Half Marathon 15K 10K & 5K | Santa Monica CA |
| Sat Jun 26 | Angel Island Half Marathon & 5-Mile | Angel Island SP CA |
| Sat Jun 26 | Running with the Bears Marathon Half Marathon & 10K | Greenville CA |
| Sat Jun 26 | Summer Break Half Marathon 15K 10K & 5K | Long Beach CA |
| Sun Jun 27 | Summer Break Half Marathon 15K 10K & 5K | Santa Monica CA |
July 2021
| Sat Jul 3 | Freedom Half Marathon 15K 10K & 5K | Long Beach CA |
| Sat Jul 3 | Lover's Leap of Faith Trail Race | Kyburz CA |
| Sun Jul 4 | Stars and Stripes Half Marathon 15K 10K & 5K | Santa Monica CA |
| Mon Jul 5 | Hernia Hill Half Marathon 10K & 5K | Vallecito CA |
| Sat Jul 10 | Davis Moonlight Run Half Marathon 10K & 5K | Davis CA |
| Sat Jul 10 | Golden Gate Trail Run Half Marathon (Summer) | Sausalito CA |
| Sat Jul 17 | Oakland Redwoods Half Marathon 10K & 5K | Oakland CA |
| Sun Jul 18 | Honey Badger Half Marathon 10K & 5K | San Rafael CA |
| Sun Jul 18 | San Diego Half Marathon 5K & Relay | San Diego CA |
| Sun Jul 18 | Shoreline Half Marathon 10K & 5K | Ventura CA |
| Sat Jul 24 | Rockin' Summer Half Marathon 15K 10K & 5K | Long Beach CA |
| Sun Jul 25 | Craft Classic San Diego Half Marathon & 5K | San Diego CA |
| Sun Jul 25 | Rockin' Summer Half Marathon 15K 10K & 5K | Santa Monica CA |
| Sat Jul 31 | Crystal Springs Summer Trail Run Marathon Half Marathon 50K 35K & 8K | Woodside CA |
| Sat Jul 31 | Truckee Half Marathon & 5K | Truckee CA |
August 2021
September 2021
October 2021
November 2021
December 2021
| Sat Dec 4 | Calero Trail Run | San Jose CA |
| Sat Dec 4 | Death Valley Trail Marathon & Half Marathon | Death Valley NP CA |
| Sat Dec 4 | Peacock Gap Trail Run | San Rafael CA |
| Sun Dec 5 | Elves on Trails Half Marathon & 5K | San Juan Capistrano CA |
| Sat Dec 11 | Hark the Herald Angels Half Marathon & 10K | Tiburon CA |
| Sat Dec 11 | La Jolla Half Marathon & 5K | La Jolla CA |
| Sun Dec 12 | Holiday Running Festival Half Marathon | San Dimas CA |
| Sun Dec 12 | Napa to Sonoma Wine Country Half Marathon | Sonoma CA |
| Sun Dec 12 | Santa Hustle Roseville Half Marathon & 5K | Roseville CA |
| Sun Dec 12 | Santa to the Sea Half Marathon Quarter Marathon 5K & Relay | Oxnard CA |
| Sun Dec 12 | ZombieRunner Quarry Lakes Run Marathon Half Marathon 30K 10K & 5K | Fremont CA |
| Sat Dec 18 | San Diego Holiday Half Marathon | La Jolla CA |
| Sat Dec 18 | Woodside Ramble Trail Half Marathon 35K 50K & 10K | Woodside CA |
| Sun Dec 19 | Holly Jolly Half Marathon 10K & 5K | Camarillo CA |
