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 2021
| Sat Mar 20 | Venice Booty Boot Camp Half Marathon & 5K | Santa Monica CA |
| Sun Mar 21 | Tesoro Viejo Spring Classic Half Marathon 10K & 5K | Madera CA |
| Sun Mar 21 | Whiskey Hill Redwood Run | Woodside CA |
| Sat Mar 27 | Valencia Trail Race Half Marathon 50K & 10K | Santa Clarita CA |
April 2021
| Sat Apr 17 | Rodeo Beach Rumble Half Marathon 30K & 8K | Sausalito CA |
| Sat Apr 24 | Mt. Tam Wild Boar Half Marathon & 10K | Big Sur CA |
May 2021
| Sun May 2 | Bay Bridge Half Marathon | Oakland CA |
| Sat May 8 | Yosemite Half Marathon | Bass Lake CA |
| Sat May 15 | La Jolla Half Marathon & 5K | La Jolla CA |
| Sun May 23 | Judgment Day Half Marathon | Bakersfield CA |
| Sat May 29 | Armed Forces Half Marathon & 12K | Concord CA |
| Sun May 30 | Mountains 2 Beach Marathon & Half Marathon | Ventura CA |
June 2021
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
| Sun Aug 1 | SAR Wild Run Half Marathon 10K & 5K | Shaver Lake CA |
| Sun Aug 1 | Skyline Endurance Run 50K & Half Marathon | Castro Valley CA |
| Sat Aug 7 | Hell of a Half Marathon | Exeter CA |
| Sat Aug 7 | Rodeo Valley Trail Run | Sausalito CA |
| Sun Aug 8 | Camarillo Marathon Half Marathon 10K & 5K | Camarillo CA |
| Sat Aug 14 | Beachfront Run Half Marathon 10K & 5K | Ventura CA |
| Sun Aug 15 | America's Finest City Half Marathon & 5K | San Diego CA |
| Sat Aug 21 | Golden State Half Marathon 50K 35K & 10K | Monterey CA |
| Sat Aug 21 | Kodiak Half Marathon & 10K | Big Bear Lake CA |
| Sat Aug 21 | Sly Park Lake Trail Run | Pollock Pines CA |
| Sat Aug 28 | Angel Island Half Marathon & 10K | Tiburon CA |
| Sat Aug 28 | Mendocino Running Festival Half Marathon & 10K | Mendocino CA |
| Sat Aug 28 | Mt. Madonna Challenge Half Marathon 10K & 5K | Gilroy CA |
| Sun Aug 29 | Santa Rosa Marathon & Half Marathon | Santa Rosa CA |
September 2021
| Sat Sep 4 & Sun Sep 5 | Bizz Johnson Trail Marathon Half Marathons 50K & 10K | Susanville CA |
| Sat Sep 4 | China Camp Trail Run Half Marathon 10K & 5K | San Rafael CA |
| Sun Sep 5 | Sycamore Canyon Half Marathon 100K & 50K | San Diego CA |
| Sat Sep 11 | Pacifica Summit Run Half Marathon | Pacifica CA |
| Sat Sep 11 | Surf City USA Marathon & Half Marathon | Huntington Beach CA |
| Sat Sep 18 | Run the River for the Ridge Half Marathon | Riverside CA |
| Sat Sep 18 | San Jose Spartan Trail Half Marathon 50K & 10K | Saratoga CA |
| Sun Sep 19 | Avenue of the Giants Marathon Half Marathon & 10K | Weott CA |
| Sun Sep 19 | Clo Cow Half Marathon | Petaluma CA |
| Sun Sep 19 | Harvest Half Marathon 10K & 5K | Van Nuys CA |
| Sun Sep 19 | San Francisco Marathon & Half Marathons | San Francisco CA |
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 |
| 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 | Napa to Sonoma Wine Country Half Marathon | Sonoma CA |
| Sun Dec 12 | Santa to the Sea Half Marathon Quarter Marathon 5K & Relay | Oxnard 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 |
