California Race Calendar

California Half Marathons by Date • By City

Browse all 2022-2023 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.

July 2022

August 2022

Sat Aug 6 Hell of a Half Marathon Exeter CA
Sat Aug 6 Redwood Trail Run (Summer) 50k Marathon 30k Half Marathon & 5M Oakland CA
Sat Aug 6 Rodeo Valley Trail Run 50k 30k Half Marathon & 10k Sausalito CA
Sun Aug 7 Camarillo Marathon Half Marathon 10K & 5K Camarillo CA
Sun Aug 7 Lake Merced Half Marathon & 4.5-Mile Run San Francisco CA
Sun Aug 7 Skyline 50k & Half Marathon Castro Valley CA
Sat Aug 13 Bear Creek Half Marathon 10K & 5K Lafayette CA
Sat Aug 13 Summer Sizzle 5k 10k 15k & Half Marathon Long Beach CA
Sun Aug 14 Humboldt Bay Marathon Half Marathon 5k & 1M Eureka CA
Sun Aug 14 Long Beach Classic Half Marathon & 5k Long Beach CA
Sun Aug 14 SAR Wild Run Half Marathon 10k & 5k Shaver Lake CA
Sat Aug 20 Kodiak Ultra Marathon 50k Half Marathon & 10k Big Bear Lake CA
Sat Aug 20 Trail Run at Sly Park Pollock Pines CA
Sun Aug 21 America's Finest City Half Marathon & 5k San Diego CA
Sat Aug 27 Almaden Hills Trail Run San Jose CA
Sat Aug 27 Angel Island Half Marathon & 10k Tiburon CA
Sat Aug 27 Santa Cruz Trail Run 30k Half Marathon & 10k Felton CA
Sun Aug 28 Santa Rosa Marathon & Half Marathon Santa Rosa CA

September 2022

October 2022

Sat Oct 1 Arnold Rim Endurance Runs 35M & Half Marathon Arnold CA
Sat Oct 1 Mt. Madonna Challenge Half Marathon 10k & 5k Gilroy CA
Sun Oct 2 Heart of Cool Half Marathon 10k & 5k Cool CA
Sun Oct 2 Lions Turtle Bay Run Half Marathon 10k & 2M Redding CA
Sun Oct 2 Napa Half Marathon Napa CA
Sun Oct 2 Peace Officer Memorial Run Half Marathon 5k 1M & Relay Modesto CA
Sun Oct 2 Urban Cow Half Marathon Sacramento CA
Sat Oct 8 Rancho Canada Del Oro Trail Challenge Morgan Hill CA
Sat Oct 8 The Auburn Half Marathon Auburn CA
Sun Oct 9 Humboldt Redwoods Half Marathon & 5K Weott CA
Sun Oct 9 Long Beach Marathon & Half Marathon Long Beach CA
Sun Oct 9 Rock 'n' Roll San Jose Half Marathon & 10k San Jose CA
Fri Oct 14-Sun Oct 16 Lake Tahoe Marathon & Half Marathon Weekend South Lake Tahoe CA
Sat Oct 15 John Wayne Grit Series – Lone Pine Half Marathon & 10k Lone Pine CA
Sat Oct 15 Look Good Feel Good Half Marathon San Leandro CA
Sat Oct 15 Mt. Umunhum Trail Conquest Marathon 50k Half Marathon & 5k San Jose CA
Sun Oct 16 Clo Cow Half Marathon 10k & 5k Petaluma CA
Sun Oct 16 Pasadena Trail Half Marathon Pasadena CA
Sun Oct 17 Pumpkin Run Half Marathon 10k 5k & 1M Half Moon Bay CA
Sat Oct 22 California Gold Rush Trail Run Half Marathon 15k 10k & 5k Coloma CA
Sat Oct 22 Diablo Summit Stomp Half Marathon 30K 10K & 5K Walnut Creek CA
Sat Oct 22 Napa Wine Country Marathon Half Marathon & 10K Calistoga CA
Sat Oct 22 Pinkathon Challenge for Breast Cancer 50k Marathon Half Marathon 10M 10k & 5k San Francisco CA
Sat Oct 22 Spacerock Trail Race Half Marathon 10k & 5k Agua Dulce CA
Sat Oct 22 Star City San Bruno Mountain Half Marathon & 5k Brisbane CA
Sat Oct 22 Tilden Trail Marathon Half Marathon & 10k Orinda CA
Sun Oct 23 Cloverdale Vineyard Races Marathon Half Marathon 10k & 5k Cloverdale CA
Sun Oct 23 Folsom Blues Breakout 13.1 Folsom CA
Sun Oct 23 Judgment Day Half Marathon Bakersfield CA
Sun Oct 23 Mission Inn Run Half Marathon 10k & 5k Riverside CA
Sat Oct 29 Hallowine Run Half Marathon & 10k Healdsburg CA
Sat Oct 29 Noyo Headlands Race Marathon Half Marathon 10k & 5k Fort Bragg CA
Sat Oct 29 Oakland Hills Trail Run 30k Half Marathon & 10k Oakland CA
Sun Oct 30 Marin County Half Marathon San Rafael CA
Sun Oct 30 ZombieRunner Halloween Marathon Half Marathon 10k & 5k San Jose CA

November 2022

Sat Nov 5 Almaden Hills Trail Run San Jose CA
Sat Nov 5 Joshua Tree Half Marathon Joshua Tree CA
Sat Nov 5 Lake Chabot 50k Marathon 30k Half Marathon & 5M Castro Valley CA
Sat Nov 5 Orcutt Trails 5k 10k 21k Orcutt CA
Sun Nov 6 Golden Gate Half Marathon & 5K San Francisco CA
Sun Nov 6 Malibu Half Marathon & 5K Malibu CA
Sun Nov 6 Santa Barbara Half Marathon & 5k Santa Barbara CA
Sun Nov 6 Surfers Point Marathon Half Marathon 10K & 5K Ventura CA
Sun Nov 6 Two Cities Marathon Half Marathon 10k & 5k Fresno CA
Fri Nov 11 Southwest Series Marathon Half Marathon 10K & 5K – Day 6 Nipton CA
Sat Nov 12 Catalina Island Half Marathon Avalon CA
Sat Nov 12 Mt. Tam Trail Run 50k 30k Half Marathon & 10k Stinson Beach CA
Sat Nov 12 Revel Big Bear Marathon & Half Marathon Big Bear CA
Sat Nov 12 Thrive Half Marathon San Diego CA
Sun Nov 13 Clarksburg Country Run Clarksburg CA
Sun Nov 13 Monterey Bay Half Marathon Monterey CA
Sun Nov 13 Silver Strand Half Marathon Coronado CA
Sun Nov 13 Wine Country Half Marathon Paso Robles CA
Sat Nov 19 Davis Turkey Trot Half Marathon 10k & 5k Davis CA
Sat Nov 19 Trail Run at Sly Park Marathon Half Marathon 50K 18M 8.5M 10K & 5K Pollock Pines CA
Sun Nov 20 Manda Run Half Marathon & 5k Loomis CA
Thu Nov 24 Zoom Turkey Trot Half Marathon San Jose CA
Sat Nov 26 Quarry Turkey Half Marathon 10k & 5k Fremont CA
Sun Nov 27 Black Mountain Turkey Burner Half Marathon 10k & 5k San Diego CA

December 2022

January 2023

Sat Jan 7 Hacienda Hills Run San Jose CA
Sat Jan 7 Irvine Half Marathon Irvine CA
Sun Jan 8 Del Dios Trail Run 50k Half Marathon 10k & 5k Escondido CA
Sat Jan 14 San Diego Resolution Run Half Marathon 10k & 5k San Diego CA
Sun Jan 15 Carlsbad Marathon Half Marathon & 5k Carlsbad CA
Sun Jan 15 Rose Bowl Half Marathon Pasadena CA
Sat Jan 28 Folsom Lake Sweetwater Trail Run Folsom CA
Sun Jan 29 Sombrero Half Marathon Simi Valley CA

February 2023

March 2023

April 2023

May 2023

Sat May 6 Hacienda Hills Run Half Marathon San Jose CA
Sat May 6 Yosemite Half Marathon Bass Lake CA
Sun May 7 Avenue of the Giants Marathon Half Marathon & 10k Weott CA
Sun May 7 Bay Bridge Half Marathon Oakland CA
Sun May 7 The OC Marathon & Half Marathon Weekend Costa Mesa CA
Sat May 13 Santa Barbara Wine Country Half Marathon Solvang CA
Sat May 20 La Jolla Half Marathon & 5k Del Mar CA
Sat May 27 Armed Forces Half Marathon Concord CA

June 2023

Sat Jun 3 Calero Trail Run San Jose CA
Sat Jun 3 Loco Go Big or Go Home Challenge Butte Meadows CA
Sun Jun 4 Rock 'n' Roll San Diego Marathon & Half Marathon San Diego CA
Sat Jun 10 Mt. Umunhum Ultras San Jose CA
Sat Jun 17 Black Mountain 50k 25k & Half Marathon San Diego CA
Sat Jun 17 Goleta Beach Half Marathon Goleta CA
Sat Jun 17 Sugar Daddy Race Half Marathon 10k & 5k Santa Clarita CA