California Race Calendar

California Half Marathons by Date • By City

Browse all 2023-2024 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.

March 2023
Sat Mar 4 Bidwell Classic Half Marathon & 5k Chico CA
Sat Mar 4 Cat in the Hat Run Half Marathon 15k 10k & 5k Long Beach CA
Sat Mar 4 End of the Trail Half Marathon & 10k Visalia CA
Sat Mar 4 San Joaquin River Trail Half Marathon & 10k Auberry CA
Sat Mar 4 Sanborn Trail Challenge Half Marathon 8-Mile & 4-Mile Saratoga CA
Sat Mar 4 SOCAL Marathon Half Marathon 10k & 5k Huntington Beach CA
Sun Mar 5 Livermore Valley Half Marathon Livermore CA
Sun Mar 5 Napa Valley Marathon & Half Marathon Calistoga CA
Sun Mar 5 Run Through Redlands Redlands CA
Sat Mar 11 Bayshore Triathlon Long Beach CA
Sat Mar 11 Griffith Park Trail Marathon 50k & Half Marathon Los Angeles CA
Sat Mar 11 Race to the Top of Mt. Umunhum Half Marathon San Jose CA
Sat Mar 11 Rockin Shamrock Half Marathon 15k 10k & 5k Long Beach CA
Sun Mar 12 Rockin Shamrock Half Marathon 15k 10k & 5k Santa Monica CA
Sun Mar 12 Shamrock'n Half Marathon Sacramento CA
Sat Mar 18 Badger Cove Half Marathon 10k & 5k Livermore CA
Sat Mar 18 Folsom Lake Sweetwater Trail Run & Half Marathon Folsom CA
Sat Mar 18 Leprechaun Chase Half Marathon 15k 10k & 5k Long Beach CA
Sat Mar 18 Napa Valley Trail Marathon Half Marathon & 10k Calistoga CA
Sat Mar 18 Tesoro Viejo Spring Classic Half Marathon 10k & 5k Madera CA
Sat Mar 18 Zoom San Francisco Half Marathon 10k & 5k San Francisco CA
Sun Mar 19 Oakland Running Festival Marathon Half Marathon 10K & 5K Oakland CA
Sun Mar 19 Pinch Me I'm Running Half Marathon 15k 10k & 5k Fountain Valley CA
Sat Mar 25 Fiercelifit Half Marathon & 10k Fremont CA
Sat Mar 25 Golden Gate Headlands Marathon Half Marathon & 10k Mill Valley CA
Sat Mar 25 John Wayne Grit Series – Pioneertown Half Marathon & 10k Pioneertown CA
Sat Mar 25 Knickerbocker Canyon Trail Run 35k Half Marathon 10k & 5k Auburn CA
Sat Mar 25 Montana de Oro Trail Run 50k 36k Half Marathon & 12k Los Osos CA
Sat Mar 25 South Hills Single Track Trail Run – Spring San Jose CA
Sat Mar 25 Valencia Trail Race Half Marathon 50K & 10K Santa Clarita CA
Sun Mar 26 Bakersfield Marathon Half Marathon 10K & 5K Bakersfield CA
Sun Mar 26 Modesto Marathon Half Marathon 10k & 5k Modesto CA
Sun Mar 26 Napa Valley Women's Half Marathon Napa CA
Sun Mar 26 Reaching for the Cure Half Marathon 10k & 5k Irvine CA
Sun Mar 26 San Diego Half Marathon 10k & 5k San Diego CA

April 2023
Sat Apr 1 The Great Race Half Marathon 10K 5K & 1M Agoura Hills CA
Sat Apr 1 Folsom Lake Falcon Crest Trail Run Half Marathon 8M 10k & 5k El Dorado Hills CA
Sat Apr 1 Fools Dirty Half Trail Run Ocotillo CA
Sat Apr 1 Only Fools Run April Fools Day Half Marathon 15k 10k & 5k Santa Monica CA
Sat Apr 1 Redwood 50k Marathon 30k Half Marathon & 5M Oakland CA
Sun Apr 2 Artichoke Half Marathon 10k & 5k Pescadero CA
Sun Apr 2 Ruth McKenzie Preserve Half Marathon 10k & 5k Friant CA
Fri Apr 7 Lake Sonoma 50 Half Marathon Healdsburg CA
Sat Apr 8 Diablo Trails Challenge 50k Half Marathon 10k & 5k Walnut Creek CA
Sat Apr 8 Happy Easter Half Marathon 15k 10k & 5k Long Beach CA
Sat Apr 8 McFarland USA Half Marathon & 5k McFarland CA
Sat Apr 8 Santa Teresa King Richard Trail Run Half Marathon 10M 10k & 5k San Jose CA
Sun Apr 9 Happy Easter Half Marathon 15k 10k & 5k Santa Monica CA
Sat Apr 15 California Classic Half Marathon 10k & 5k Fresno CA
Sat Apr 15 California Gold Rush Trail Run Half Marathon 15k 10k & 5k Coloma CA
Sat Apr 15 Mt. Tam Wild Boar Half Marathon Mill Valley CA
Sat Apr 15 Rodeo Beach Rumble 50k 30k Half Marathon & 8k Sausalito CA
Sat Apr 15 SPASM Lake Chabot 50k Marathon 30k Half Marathon & 5M Castro Valley CA
Sat Apr 15 Bedrock Valley Trail Runs Marathon Half Marathon 15k & 5k Temecula CA
Sat Apr 15 Woodside Crossover 50k 35k Half Marathon & 10k Woodside CA
Sun Apr 16 Daffodil Run Half Marathon 10k & 5k Penn Valley CA
Sun Apr 16 Napa Valley Endurance Run 50k 35k & Half Marathon Calistoga CA
Sun Apr 16 Run Rocklin Half Marathon 12k & 5k Rocklin CA
Sun Apr 16 Running off the Crazy Full Moon Run Half Marathon 15k 10k & 5k Long Beach CA
Sat Apr 22 Folsom Lake Point to Point Trail Half Marathon Folsom CA
Sat Apr 22 Romancing the Island Half Marathon & 10K Angel Island SP CA
Sat Apr 22 Running into Neverland Fairy Run Half Marathon 15k 10k & 5k Santa Monica CA
Sat Apr 22 Western Pacific Half Marathon 10k & 5k Fremont CA
Sun Apr 23 Crazy Hat Run Half Marathon 15k 10k & 5k Long Beach CA
Sun Apr 23 Horseshoe Lake 50k Marathon 30k Half Marathon & 5M Palo Alto CA
Sun Apr 23 San Diego Beach and Bay Half Marathon 10K & 5K San Diego CA
Sat Apr 29 American River Parkway Half Marathon & 5K Sacramento CA
Sat Apr 29 Hops a Lot Save the Frogs Run Half Marathon 15k 10k & 5k Santa Monica CA
Sat Apr 29 Nail the Rail Half Marathon 10k & 5k Shasta Lake CA
Sat Apr 29 Sierra Azul Trail Challenge Half Marathon San Jose CA
Sun Apr 30 Super Hero Dash Half Marathon 15k 10k & 5k Long Beach CA
Sun Apr 30 Visalia Half Marathon & 10k Visalia CA

May 2023
Sat May 6 Folsom Lake Trail Run 50k 30k Half Marathon & 10k Folsom CA
Sat May 6 Hacienda Hills Run Half Marathon San Jose CA
Sat May 6 Sutter Buttes Spirit Mountain Run Half Marathon 10k & 5k Sutter 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 Arnold Rim Trail Endurance Runs 35M Half Marathon & 11k Arnold CA
Sat May 13 Grizzly Peak 50k Marathon 30k Half Marathon & 10k Berkeley CA
Sat May 13 Liberty Station Marathon & Half Marathon Relay and 5k San Diego CA
Sat May 13 Mermaid Run East Bay 18M Half Marathon 10k & 5k Fremont CA
Sat May 13 Mothers Day Half Marathon 15k 10k & 5k Long Beach CA
Sat May 13 Muir Woods Marathon Half Marathon & 7M Stinson Beach CA
Sat May 13 Nitro Trail Half Marathon 10k & 5k San Pablo CA
Sat May 13 Santa Barbara Wine Country Half Marathon Santa Ynez CA
Sat May 13 Trail Run at Sly Park Pollock Pines CA
Sun May 14 Mothers Day Half Marathon 15k 10k & 5k Long Beach CA
Sun May 14 Mothers Day Half Marathon 15k 10k & 5k Santa Monica CA
Sun May 14 Sasquatch Scramble Half Marathon 10k & 5k Oakland CA
Sat May 20 13 Mile Trail Race Top Down San Jose CA
Sat May 20 La Jolla Half Marathon & 5k Del Mar CA
Sat May 20 Wildcat Half Marathon 10k & 5k El Sobrante CA
Sun May 21 Mountains 2 Beach Marathon Half Marathon & 5k Ventura CA
Sun May 21 Surfer's Path Half Marathon Santa Cruz CA
Sun May 21 Windsor Run & Wine Half Marathon 10k & 5k Windsor CA
Sat May 27 Armed Forces Half Marathon Concord CA
Sat May 27 Placerville Path Memorial Day Run Half Marathon 15k 10k & 5k Placerville CA
Mon May 29 Laguna Hills Memorial Day Half Marathon 10k & 5k Laguna Hills CA

June 2023
Sat Jun 3 Calero Trail Run San Jose CA
Sat Jun 3 Fontana Days Run Half Marathon & 5k Fontana CA
Sat Jun 3 Loco Go Big or Go Home Challenge Butte Meadows CA
Sat Jun 3 Trail Quake Half Marathon 10k & 5k Saratoga CA
Sun Jun 4 Lake Chabot Trail Challenge Half Marathon & 5k Castro Valley CA
Sun Jun 4 Rock 'n' Roll San Diego Marathon & Half Marathon San Diego CA
Sun Jun 4 Spartan Trail – Monterey 50k Half Marathon & 10k Salinas CA
Sun Jun 4 Vibha Bay Area Dream Mile Half Marathon 10k & 5k San Jose CA
Sat Jun 10 Beachfront Run Half Marathon 10k & 5k Ventura CA
Sat Jun 10 Cinderella Trail Run 50k Marathon 30k Half Marathon & 5M Oakland CA
Sat Jun 10 Finish the Run Griffith Park Half Marathon 10k & 5k Los Angeles CA
Sat Jun 10 Mt. Umunhum Ultras San Jose CA
Sat Jun 10 Olympic Valley Half Marathon & 8M Olympic Valley CA
Sun Jun 11 Long Beach Classic Half and 5k Long Beach CA
Sat Jun 17 Black Mountain 50k 25k & Half Marathon San Diego CA
Sat Jun 17 China Camp Trail Run Half Marathon 10k & 5k San Rafael CA
Sat Jun 17 Fathers Day Half Marathon 15k 10k & 5k Long Beach CA
Sat Jun 17 Sugar Daddy Race Half Marathon 10k & 5k Santa Clarita CA
Sun Jun 18 Burton Creek Trail Run Half Marathon 12k & 6k Tahoe City CA
Sun Jun 18 Fathers Day Half Marathon 15k 10k & 5k Santa Monica CA
Sat Jun 24 Angel Island Half Marathon & 5M Tiburon CA
Sat Jun 24 Goleta Beach Half Marathon Goleta CA
Sun Jun 25 Arroyo Creek Half Marathon 10k & 5k Simi Valley CA

July 2023
Sat Jul 1 Red White and Blue Half Marathon 15k 10k & 5k Long Beach CA
Sat Jul 1 Zoom Firecracker Half Marathon 10k & 5k Fremont CA
Sun Jul 2 Hernia Hill Half Marathon 10k & 5k Vallecito CA
Sun Jul 2 Stars and Stripes Half Marathon 15k 10k & 5k Santa Monica CA
Mon Jul 3 Freedom Half Marathon 15k 10k & 5k Long Beach CA
Tue Jul 4 Independence Day Half Marathon 15k 10k & 5k Santa Monica CA
Sat Jul 8 Rancho Hills Trail Run Morgan Hill CA
Sat Jul 15 Rockin Summer Half Marathon 15k 10k & 5k Long Beach CA
Sat Jul 15 San Lorenzo River 50k Marathon 30k Half Marathon & 10k Santa Cruz CA
Sat Jul 15 The Peak 50k Marathon & Half Marathon Julian CA
Sun Jul 16 Napa to Sonoma Wine Country Half Marathon Sonoma CA
Sun Jul 16 Shoreline Marathon Half Marathon 10k & 5k Ventura CA
Sat Jul 22 Bad Bass Half Marathon 10k & 5k Castro Valley CA
Sat Jul 22 Kirkwood Thunder Mountain Trail Challenge Kirkwood CA
Sun Jul 23 San Francisco Marathon Half Marathons & 5K San Francisco CA
Sat Jul 29 Summer Breeze Half Marathon 10k & 5k San Leandro CA
Sat Jul 29 Truckee HalfMarathon & 5k Truckee CA
Sun Jul 30 Summer Time Half Marathon 15k 10k & 5k Santa Monica CA

August 2023
Sat Aug 5 Angel Island Half Marathon & 10k Tiburon CA
Sat Aug 5 Hell of a Half Marathon Exeter CA
Sat Aug 5 Kirkwood's Ultras & Half Marathon Kirkwood CA
Sun Aug 6 Camarillo Marathon Half Marathon 10K & 5K Camarillo CA
Sun Aug 6 Skyline 50k & Half Marathon Castro Valley CA
Sat Aug 12 Bear Creek Half Marathon 10k & 5k Lafayette CA
Sat Aug 12 Redwood Trail Run (Summer) 50k Marathon 30k Half Marathon & 5M Oakland CA
Sat Aug 12 Summer Dash Half Marathon 15k 10k & 5k Long Beach CA
Sun Aug 13 Humboldt Bay Marathon Half Marathon & 5k Eureka CA
Sun Aug 13 SAR Wild Run Half Marathon 10k & 5k Shaver Lake CA
Sat Aug 19 Trail Run at Sly Park Pollock Pines CA
Sun Aug 20 America's Finest City Half Marathon & 5k San Diego CA
Sun Aug 20 Fun in the Sun Half Marathon 15k 10k & 5k Santa Monica CA
Sat Aug 26 Almaden Hills Trail Run San Jose CA
Sun Aug 27 Santa Rosa Marathon & Half Marathon Santa Rosa CA

September 2023
Sat Sep 2 Summer Day Half Marathon 15k 10k & 5k Long Beach CA
Sun Sep 3 Beach Day Half Marathon 15k 10k & 5k Long Beach CA
Sun Sep 3 Crystal Springs 50k Marathon 35k Half Marathon & 8k Woodside CA
Sun Sep 3 Sun Day Half Marathon 15k 10k & 5k Long Beach CA
Mon Sep 4 Labor Day Half Marathon 15k 10k & 5k Santa Monica CA
Sat Sep 9 Mendocino Running Festival Half Marathon Mendocino CA
Sun Sep 10 Diablo Trail Run 50k Marathon Half Marathon 10M & 4M Clayton CA
Sun Sep 10 Surfers Point Marathon Half Marathon 10k & 5k Ventura CA
Sat Sep 16 MVRRC Shoe4Africa Half Marathon 10k & 5k Perris CA
Sat Sep 16 South Hills Single Track Trail Run – Fall Half Marathon San Jose CA
Sat Sep 23 Mt. Madonna Challenge Half Marathon 10k & 5k Gilroy CA
Sat Sep 23 Rocky Ridge Trail Half Marathon 10k & 5k San Ramon CA
Sun Sep 24 Honey Badger Half Marathon 10k & 5k Santa Venetia CA
Sun Sep 24 Island Running Festival Half Marathon 10k & 5k Alameda CA
Sat Sep 30 Big Sur Trail Marathon Half Marathon & 5M Big Sur CA
Sat Sep 30 Pacifica Summit Run 30k Half Marathon & 10k Pacifica CA

October 2023
Sun Oct 1 Lions Turtle Bay Run Half Marathon 10k & 2M Redding CA
Sun Oct 1 Napa Half and Quarter Marathon Napa CA
Sun Oct 1 Peace Officer Memorial Run Half Marathon 5k 1M & Relay Modesto CA
Sun Oct 1 Rock 'n' Roll San Jose Half Marathon & 10k San Jose CA
Sun Oct 1 Urban Cow Half Marathon Sacramento CA
Sat Oct 7 Historic Knights Ferry Run Half Marathon 10k & 5k Knights Ferry CA
Sat Oct 7 Bizz Johnson 50k Marathon Half Marathon & 10k Susanville CA
Sat Oct 7 Dolphin Dash Half Marathon 15k 10k & 5k Long Beach CA
Sat Oct 7 Pacific Beach Half Marathon & 5k San Diego CA
Sat Oct 7 Rancho Canada Del Oro Trail Challenge Morgan Hill CA
Sat Oct 7 Star City San Bruno Mountain Half Marathon & 5k Brisbane CA
Sat Oct 7 The Auburn Half Marathon 12k & 5k Auburn CA
Sun Oct 8 Bizz Johnson Half Marathon Susanville CA
Sun Oct 8 Humboldt Redwoods Half Marathon & 5K Weott CA
Sun Oct 8 Judgment Day Half Marathon & 5k Bakersfield CA
Fri Oct 13-Sun Oct 15 Lake Tahoe Marathon & Half Marathon Weekend South Lake Tahoe CA
Sat Oct 14 Fredrick Michael Gibson Half Marathon 10K & 5K Simi Valley CA
Sun Oct 15 Clo Cow Half Marathon 10k & 5k Petaluma CA
Sun Oct 15 Jeepers Creepers Run Half Marathon 10k & 5k Santa Clarita CA
Sun Oct 15 Long Beach Marathon & Half Marathon Long Beach CA
Sun Oct 15 Run Hollywood Half Marathon 10k & 5k Los Angeles CA
Sat Oct 21 California Gold Rush Trail Run Half Marathon 15k 10k & 5k Coloma CA
Sat Oct 21 Diablo Summit Stomp 30k Half Marathon 10k & 5k Walnut Creek CA
Sat Oct 21 John Wayne Grit Series – Lone Pine Half Marathon & 10k Lone Pine CA
Sat Oct 21 Spacerock Trail Race Half Marathon 10k & 5k Agua Dulce CA
Sun Oct 22 Cloverdale Vineyard Races Marathon Half Marathon 10k & 5k Cloverdale CA
Sun Oct 22 Mission Inn Run Half Marathon 10k & 5k Riverside CA
Sun Oct 22 Pasadena Trail Half Marathon 10k & 5k Pasadena CA
Sat Oct 28 Monster Dash Half Marathon 15k 10k & 5k Long Beach CA
Sat Oct 28 Mt. Umunhum Trail Conquest Marathon 50k Half Marathon & 5k San Jose CA
Sat Oct 28 Napa Wine Country Marathon Half Marathon & 10k Calistoga CA
Sun Oct 29 Marin County Half Marathon San Rafael CA
Sun Oct 29 Monster Dash Half Marathon 15k 10k & 5k Santa Monica CA
Sun Oct 29 ZombieRunner Halloween Marathon Half Marathon 10k & 5k San Jose CA

November 2023
Sat Nov 4 Almaden Hills Trail Run San Jose CA
Sat Nov 4 Joshua Tree Half Marathon Joshua Tree CA
Sat Nov 4 Lake Chabot 50k Marathon 30k Half Marathon & 8k Castro Valley CA
Sat Nov 4 Thrive Half Marathon & 5k San Diego CA
Sun Nov 5 Golden Gate Half Marathon & 5K San Francisco CA
Sun Nov 5 Malibu Half Marathon & 5K Malibu CA
Sun Nov 5 Santa Barbara Half Marathon & 5k Santa Barbara CA
Sun Nov 5 Two Cities Marathon Half Marathon 10k & 5k Fresno CA
Fri Nov 10 Southwest Series Marathon Half Marathon 10K & 5K – Day 6 Nipton CA
Sat Nov 11 Catalina Island Half Marathon & 10k Avalon CA
Sun Nov 12 Monterey Bay Half Marathon 5k & 3k Monterey CA
Sun Nov 12 Santa Clarita Marathon Half Marathon 10k & 5k Santa Clarita CA
Sun Nov 12 Silver Strand Half Marathon Coronado CA
Sat Nov 18 REVEL Big Bear Marathon & Half Marathon Big Bear Lake CA
Sun Nov 19 Berkeley Half Marathon 10k & 5k Berkeley CA
Sun Nov 19 Kit Carson Marathon & Half Marathon Relay Escondido CA
Thu Nov 23 Turkey Trot Half Marathon 15k 10k & 5k Santa Monica CA
Thu Nov 23 Zoom Turkey Trot Half Marathon 10k & 5k San Jose CA
Fri Nov 24 Turkey Trot Half Marathon 15k 10k & 5k Santa Monica CA
Sat Nov 25 Turkey Trot Half Marathon 15k 10k & 5k Long Beach CA
Sun Nov 26 Turkey Trot Half Marathon 15k 10k & 5k Long Beach CA

December 2023
Sat Dec 2 Calero Trail Run San Jose CA
Sun Dec 3 Loma Linda Holiday Classic Half Marathon & 5k Loma Linda CA
Sat Dec 9 Hark the Herald Angels Half Marathon & 10k Tiburon CA
Sun Dec 10 Santa to the Sea Half and Quarter Marathon & 5k Oxnard CA
Sun Dec 10 ZombieRunner Quarry Lakes Half Marathon 30K 10K & 5K Fremont CA
Sat Dec 16 San Diego Holiday Half Marathon La Jolla CA
Sun Dec 17 Holly Jolly Half Marathon 10K & 5K Camarillo CA
Sat Dec 23 Reindeer Run Half Marathon 15k 10k & 5k Long Beach CA
Sun Dec 24 Holiday Fun Half Marathon 15k 10k & 5k Santa Monica CA
Sun Dec 24 Placerville's Holiday Jingle and Mingle Run Half Marathon 15k 10k & 5k Placerville CA
Mon Dec 25 Happy Holidays Half Marathon 15k 10k & 5k Long Beach CA
Sun Dec 31 Run in the New Years Half Marathon 10k & 5k Huntington Beach CA

January 2024
Sat Jan 6 Hacienda Hills Run 50k Marathon Half Marathon 9M 10k & 5k San Jose CA
Sat Jan 13 San Diego Resolution Run Half Marathon 10k & 5k San Diego CA
Sun Jan 14 Carlsbad Marathon Half Marathon & 5k Carlsbad CA
Sun Jan 21 Rose Bowl Half Marathon Pasadena CA
Sat Jan 27 Folsom South Side Trail Run & Half Marathon Folsom CA

February 2024
Sat Feb 3 Mt. Umunhum Trail Conquest Marathon 30k Half Marathon 7M & 5k San Jose CA
Sun Feb 4 San Francisco Half Marathon 10K & 5K San Francisco CA
Sun Feb 4 Surf City USA Marathon Half Marathon & 5k Huntington Beach CA
Sat Feb 24 Beer City Half Marathon 10k & 5k Santa Rosa CA

12-Week Training Plan Perfect for Beginners

How to Nail Your Long Runs

2023 National Park Half Marathons

The Best New England Half Marathons

Training Plans

Race Calendars

MENU