California Race Calendar

California Half Marathons by Date • By City

Browse all 2020 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 2020
Wed Jan 1 Brazen New Year's Day Half Marathon 10K & 5K Castro Valley CA
Wed Jan 1 Clikapudi Trail Runs Half Marathon 10K & 5K Redding CA
Sat Jan 4 Citrus Heritage Run Half Marathon 10K & 5K Riverside CA
Sat Jan 4 Hacienda Hills New Almaden Half Marathon 10K & 5K San Jose CA
Sat Jan 4 Happy New Year Half Marathon 15K 10K & 5K Long Beach CA
Sun Jan 5 Dia De Reyes Half Marathon & 5K Fresno CA
Sun Jan 5 Happy New Year Half Marathon 15K 10K & 5K Santa Monica CA
Sat Jan 11 Irvine Half Marathon & 5K Irvine CA
Sat Jan 11 Pacifica Foothills Trail Run Half Marathon 30K & 10K Pacifica CA
Sat Jan 11 San Diego Resolution Run Half Marathon 10K & 5K San Diego CA
Sat Jan 11 Steep Ravine Trail Run Stinson Beach CA
Sat Jan 18 Winter Fun Half Marathon 15K 10K & 5K Long Beach CA
Sun Jan 19 Pasadena Half Marathon & 5K Pasadena CA
Sun Jan 19 Tri-City Medical Center Carlsbad Marathon & Half Marathon Carlsbad CA
Sat Jan 25 China Camp Challenge Half Marathon 10K & 5K San Rafael CA
Sat Jan 25 Coyote Hills Half Marathon 10K & 5K Fremont CA
Sat Jan 25 Folsom Lake Sweetwater Trail Run El Dorado Hills CA
Sat Jan 25 Rotary Mission Ten Half Marathon 10-Mile & 5K San Juan Bautista CA
Sun Jan 26 Sombrero Half Marathon Simi Valley CA
Sun Jan 26 Winter Fun Half Marathon 15K 10K & 5K Santa Monica CA

February 2020
Sat Feb 1 Winter Dash Half Marathon 15K 10K & 5K Long Beach CA
Sun Feb 2 Kaiser Permanente San Francisco Half Marathon 10K & 5K San Francisco CA
Sun Feb 2 Surf City USA Marathon & Half Marathon Huntington Beach CA
Sat Feb 8 Death Valley Marathon Half Marathon & 10K Death Valley CA
Sat Feb 8 Golden Gate Trail Run Marathon Half Marathon 50K 30K & 5-Mile Sausalito CA
Sat Feb 8 Mermaid Half Marathon 10K & 5K San Diego CA
Sun Feb 9 Palm Desert Half Marathon 5K & Relay Palm Desert CA
Sun Feb 9 Winter Dash Half Marathon 15K 10K & 5K Santa Monica CA
Sat Feb 15 Bay Breeze Half Marathon 10K & 5K San Leandro CA
Sat Feb 15 Buzz Marathon Half Marathon 10K & 5K San Miguel CA
Sat Feb 15 Cupid Dash Half Marathon 15K 10K & 5K Long Beach CA
Sat Feb 15 San Pasqual Valley Half Marathon & 10K Escondido CA
Sun Feb 16 Cupid Dash Half Marathon 15K 10K & 5K Santa Monica CA
Sun Feb 16 FOURmidable Half Marathon 50K 35K & 13K Auburn CA
Sun Feb 16 Montara Mountain Marathon Half Marathon 50K 20M & 10K Pacifica CA
Sun Feb 16 Seaside Marathon Half Marathon 10K & 5K Ventura CA
Sat Feb 22 Chabot – Redtail Ridge Trail Run Half Marathon 50K 30K 10K & 5K Castro Valley CA
Sat Feb 22 The Lost Trail Half Marathon & 5K Granite Bay CA
Sun Feb 23 Women Run LA Half Marathon 10K & 5K Los Angeles CA
Sat Feb 29 Leap Day Half Marathon 15K 10K & 5K Long Beach CA
Sat Feb 29 Sycamore Canyon Half Marathon 100K & 50K Poway CA
Sat Feb 29 Victory Half Marathon 10K & 5K Richmond CA

March 2020
Sun Mar 1 End of the Trail Half Marathon & 10K Visalia CA
Sun Mar 1 Napa Valley Marathon Half Marathon & 5K Napa CA
Sun Mar 1 Run Through Redlands Half Marathon 10K & 5K Redlands CA
Sun Mar 1 Santa Cruz Half Marathon 10K & 5K Santa Cruz CA
Sat Mar 7 San Joaquin River Trail Half Marathon & 10K Auberry CA
Sat Mar 14 Badger Cove Half Marathon 10K & 5K Livermore CA
Sat Mar 14 Folsom Lake South Side Trail Run Folsom CA
Sat Mar 14 Griffith Park Trail Marathon Half Marathon & 50K Los Angeles CA
Sat Mar 14 Old West Trails Marathon Half Marathon & 50K Julian CA
Sat Mar 14 Rockin' Shamrock Half Marathon 15K 10K & 5K Long Beach CA
Sun Mar 15 Livermore Valley Half Marathon Livermore CA
Sun Mar 15 Rockin' Shamrock Half Marathon 15K 10K & 5K Santa Monica CA
Sun Mar 15 San Diego Half Marathon 5K & Relay San Diego CA
Sun Mar 15 Shamrock'n Half Marathon Sacramento CA
Sat Mar 21 Napa Valley Trail Marathon Half Marathon & 10K Calistoga CA
Sat Mar 21 SOCAL Marathon Half Marathon 10K & 5K Anaheim CA
Sat Mar 21 Sports Basement San Francisco Half Marathon 10K & 5K San Francisco CA
Sun Mar 22 Cottontail Half Marathon 10K & 5K Van Nuys CA
Sun Mar 22 Napa Valley Women's Half Marathon & 5K Napa CA
Sun Mar 22 Oakland Running Festival Marathon Half Marathon & 5K Oakland CA
Sun Mar 22 Reaching for the Cure Half Marathon 10K 5K & 1K Irvine CA
Sun Mar 22 Whiskey Hill Redwood Run Woodside CA
Sat Mar 28 Golden Gate Headlands Marathon Half Marathon & 10K Sausalito CA
Sat Mar 28 Great Race of Agoura Hills Half Marathon 10K & 5K Agoura Hills CA
Sat Mar 28 Knickerbocker Canyon Trail Run Half Marathon 35K 10K & 5K Auburn CA
Sat Mar 28 Spring Dash Half Marathon 15K 10K & 5K Long Beach CA
Sat Mar 28 Valencia Trail Race Half Marathon 50K & 10K Valencia CA
Sun Mar 29 Encinitas Half Marathon & 5K Encinitas CA
Sun Mar 29 Hellyer Half Marathon 10K & 5K San Jose CA
Sun Mar 29 Modesto Marathon Half Marathon 5K & Relay Modesto CA

April 2020
Sat Apr 4 Folsom Lake Falcon Crest Trail Run Half Marathon 8M 10K & 5K El Dorado Hills CA
Sat Apr 4 Ramblas Run Half Marathon 10K & 5K San Juan Capistrano CA
Sat Apr 4 Romancing the Island Half Marathon & 10K Angel Island SP CA
Sun Apr 5 Annadel Half Marathon 10K & 5K Santa Rosa CA
Sun Apr 5 Artichoke Half Marathon 10K & 5K Pescadero CA
Sun Apr 5 California Classic Half Marathon 10K & 5K Fresno CA
Sun Apr 5 Rock 'n' Roll San Francisco Half Marathon San Francisco CA
Sun Apr 5 Running of the Elk Half Marathon 10K & 5K Elk Grove CA
Sun Apr 5 Silicon Valley Half Marathon San Jose CA
Sun Apr 5 Woodside/Purisima Creek Crossover Trail Half Marathon 50K 35K & 10K Woodside CA
Sat Apr 11 Diablo Trails Challenge Half Marathon 50K 10K & 5K Walnut Creek CA
Sat Apr 11 Happy Easter Half Marathon 15K 10K & 5K Long Beach CA
Sun Apr 12 Happy Easter Half Marathon 15K 10K & 5K Santa Monica CA
Sat Apr 18 Folsom Lake Trail Run Half Marathon 50K 35K & 10K Folsom CA
Sat Apr 18 Napa Valley Endurance Run Half Marathon 50K & 35K Calistoga CA
Sat Apr 18 Ruth McKenzie Preserve Half Marathon 10K & 5K Friant CA
Sat Apr 18 San Diego Beach and Bay Half Marathon 10K & 5K San Diego CA
Sat Apr 18 SPASM Lake Chabot Marathon Half Marathon 50K 30K & 5-Mile Castro Valley CA
Sun Apr 19 Run Rocklin Half Marathon 12K & 5K Rocklin CA
Sun Apr 19 Tustin Hangar Half Marathon 10K & 5K Tustin CA
Sat Apr 25 American River Parkway Half Marathon & 5K Sacramento CA
Sat Apr 25 MK5K & Half Marathon Eastvale CA
Sat Apr 25 Mt. Tam Wild Boar Half Marathon & 10K Big Sur CA
Sat Apr 25 Rodeo Beach Rumble Half Marathon 30K & 8K Sausalito CA
Sat Apr 25 Sierra Azul Trail Challenge Half Marathon Los Gatos CA
Sat Apr 25 Western Pacific Marathon Half Marathon 10K & 5K Fremont CA
Sun Apr 26 Finish the Run Half Marathon 10K & 5K Los Angeles CA
Sun Apr 26 La Jolla Half Marathon & 5K La Jolla CA
Sun Apr 26 Marin County Half Marathon 10K & 5K San Rafael CA

May 2020
Sun May 3 Avenue of the Giants Marathon Half Marathon & 10K Weott CA
Sun May 3 Bay Bridge Half Marathon Oakland CA
Sun May 3 OC Marathon Half Marathon & 5K Newport Beach CA
Sat May 9 Muir Woods Marathon Half Marathon & 7-Mile Stinson Beach CA
Sat May 9 Santa Barbara Wine Country Half Marathon Solvang CA
Sat May 9 Wildcat Half Marathon 10K & 5K El Sobrante CA
Sat May 9 Yosemite Half Marathon Bass Lake CA
Sat May 16 Nitro Trail Half Marathon 10K & 5K Pinole CA
Sun May 17 Gold Country Half Marathon & 5K El Dorado Hills CA
Sun May 17 Surfer's Path Marathon & Capitola Half Marathon Santa Cruz CA
Sun May 17 Windsor Run and Wine Half Marathon 10K & 5K Windsor CA
Sun May 24 Mountains 2 Beach Marathon & Half Marathon Ventura CA
Sat May 30 SoCal Wine Country Women's Half Marathon & 5K Temecula CA
Sun May 31 Lake Balboa Half Marathon Van Nuys CA
Sun May 31 Rock 'n' Roll San Diego Marathon & Half Marathon San Diego CA
Sun May 31 Trail Quake Half Marathon 10K & 5K Saratoga CA

June 2020
Sat Jun 6 China Camp Trail Run Half Marathon 10K & 5K San Rafael CA
Sat Jun 6 Fontana Days Run Half Marathon & 5K Fontana CA
Sat Jun 6 Loco Go Big or Go Home Challenge Butte Meadows CA
Sun Jun 7 Squaw Valley Half Marathon & 8-Miler Olympic Valley CA
Sat Jun 13 Beachfront Run Half Marathon 10K & 5K Ventura CA
Sat Jun 20 Sugar Daddy Half Marathon 10K & 5k Santa Clarita CA
Sat Jun 27 Rodeo Valley Trail Run Half Marathon 50K 30K & 8K Sausalito CA
Sat Jun 27 Table Rock Trail Race Half Marathon 30K & 10K Stinson Beach CA
Sun Jun 28 Arroyo Creek Half Marathon 10K & 5K Simi Valley CA
Sun Jun 28 Mammoth Half Marathon & 5K Mammoth Lakes CA

July 2020
Sun Jul 12 Craft Classic Half Marathon & 5K – San Diego San Diego CA
Sat Jul 18 Bad Bass Half Marathon 10K & 5K Castro Valley CA
Sat Jul 18 Run the Peak Marathon Half Marathon & 50K Julian CA
Sun Jul 19 Napa to Sonoma Wine Country Half Marathon & 5K Sonoma CA
Sat Jul 25 Redwood Summer Marathon Half Marathon 50K 30K & 5-Mile Oakland CA
Sun Jul 26 Biofreeze San Francisco Marathon Half Marathons & 5K San Francisco CA

August 2020
Sat Aug 1 Crystal Springs Marathon Half Marathon 50K 35K & 8K Woodside CA
Sat Aug 1 Santa Cruz Trail Run Felton CA
Sat Aug 1 Summer Breeze Half Marathon 10K & 5K San Leandro CA
Sat Aug 1 Truckee Half Marathon & 5K Truckee CA
Sun Aug 2 Skyline Endurance Run 50K & Half Marathon Castro Valley CA
Sat Aug 8 Angel Island Half Marathon & 10K Angel Island SP CA
Sat Aug 8 Oaktown Half Marathon & 5K Oakland CA
Sun Aug 9 Bear Creek Trail Half Marathon 10K & 5K Martinez CA
Sun Aug 9 Humboldt Bay Marathon & Half Marathon Arcata CA
Sat Aug 15 Running with the Bears Marathon Half Marathon & 10K Greenville CA
Sun Aug 16 America's Finest City Half Marathon & 5K San Diego CA
Sat Aug 22 Mendocino Coast PAL Big River Run Marathon Half Marathon 10K & 5K Mendocino CA
Sat Aug 22 Trail Run at Sly Park Pollock Pines CA
Sun Aug 23 Diablo Trail Marathon Half Marathon 50K 10M & 4M Clayton CA
Sat Aug 29 Almaden Hills Trail Run San Jose CA
Sat Aug 29 Zoom Dynamite Half Marathon 10K & 5K Richmond CA
Sun Aug 30 Santa Rosa Marathon & Half Marathon Santa Rosa CA

September 2020
Sun Sep 6 The Giant Race Half Marathon 10K & 5K San Francisco CA
Sun Sep 6 Pier to Peak Half Marathon Santa Barbara CA
Sun Sep 6 Women's Run Series Half Marathon 10K & 5K – Long Beach Long Beach CA
Sat Sep 12 Pacifica Summit Run Half Marathon 30K & 10K Pacifica CA
Sat Sep 12 Trail Hog Half Marathon 10K & 5K San Jose CA
Sun Sep 13 Alameda Running Festival Half Marathon 10-Mile 10K & 5K Alameda CA
Sun Sep 13 City to the Sea Half Marathon & Seaside 5K San Luis Obispo CA
Sat Sep 19 Berkeley Trail Adventure Half Marathon 50K 35K & 10K Berkeley CA
Sat Sep 19 Drag-n-Fly Half Marathon 10K & 5K Antioch CA
Sun Sep 20 Clo Cow Half Marathon Petaluma CA
Sun Sep 20 Harvest Half Marathon 10K & 5K Van Nuys CA
Sun Sep 20 Wascally Wabbit Half Mawothon & 5K Fresno CA
Sat Sep 26 Big Sur Trail Marathon Half Marathon & 5-Mile Big Sur CA
Sat Sep 26 Rocky Ridge Half Marathon 10K & 5K San Ramon CA
Sun Sep 27 Tiburon Half Marathon 10K & 5K Tiburon CA

October 2019
Sat Oct 5 Fun in the Sun Half Marathon 15K 10K & 5K Long Beach CA
Sat Oct 5 Hiawatha Trail Races Marathon Half Marathon & 6.5-Mile Newbury Park CA
Sat Oct 5 John Wayne Grit Series Alabama Hills Half Marathon & 10K Lone Pine CA
Sat Oct 5 Mt. Madonna Challenge Half Marathon 10K & 5K Gilroy CA
Sun Oct 6 Heart of Cool Trail Run Half Marathon 10K & 5K Cool CA
Sun Oct 6 Kokanee Trail Half Marathon South Lake Tahoe CA
Sun Oct 6 Lions Turtle Bay Run Three Bridges Half Marathon Redding CA
Sun Oct 6 Peace Officer Memorial Run Half Marathon & 5K Modesto CA
Sun Oct 6 Rock 'n' Roll San Jose Half Marathon & 10K San Jose CA
Sun Oct 6 Tesoro Viejo Fall Classic Half Marathon 10K & 5K Madera CA
Sun Oct 6 Urban Cow Half Marathon 5K & Relay Sacramento CA
Sun Oct 6 Vallejo Water Front Weekend Half Marathon 10K & 5K Vallejo CA
Fri Oct 11 Lake Tahoe Marathon: Nevada Half Marathon South Lake Tahoe CA
Fri Oct 11 Palo Alto Moonlight Run and Walk Half Marathon 10K & 5K Palo Alto CA
Sat Oct 12 Bizz Johnson Express Half Marathon Susanville CA
Sat Oct 12 Lake Tahoe Marathon: Carnelian Bay Half Marathon South Lake Tahoe CA
Sat Oct 12 Look Good Feel Good Half Marathon 10K & 5K San Leandro CA
Sat Oct 12 Los Vaqueros Tarantula Run Half Marathon 10K & 5K Brentwood CA
Sat Oct 12 Spacerock Trail Race Half Marathon 10K & 5K Agua Dulce CA
Sun Oct 13 Bizz Johnson Trail Half Marathon Susanville CA
Sun Oct 13 City to the Sea Half Marathon & 5K San Luis Obispo CA
Sun Oct 13 Humboldt Redwoods Marathon Half Marathon & 5K Weott CA
Sun Oct 13 Judgment Day Half Marathon Bakersfield CA
Sun Oct 13 Lake Tahoe Marathon: Emerald Bay Half Marathon South Lake Tahoe CA
Sun Oct 13 Long Beach Marathon & Half Marathon Long Beach CA
Sun Oct 13 Raptor Ridge Half Marathon & 15K Escondido CA
Sat Oct 19 Brazen Goonies Half Marathon 10K & 5K Vacaville CA
Sat Oct 19 Lantern Run Half Marathon 10K & 5K – Los Angeles Santa Monica CA
Sat Oct 19 Lantern Run Half Marathon 10K & 5K – San Francisco San Francisco CA
Sat Oct 19 Monster Dash Half Marathon 15K 10K & 5K Huntington Beach CA
Sat Oct 19 Oakland Hills Trail Run Half Marathon 35K & 10K Oakland CA
Sat Oct 19 Tilden Trail Half Marathon & 10K Orinda CA
Sun Oct 20 Cloverdale Vineyard Marathon Half Marathon & 10K Cloverdale CA
Sun Oct 20 Folsom Blues Breakout Half Marathon 5K & Relay Folsom CA
Sun Oct 20 Lexus LaceUp Ventura Marathon & Half Marathon Ventura CA
Sun Oct 20 Monster Dash Half Marathon 15K 10K & 5K Santa Monica CA
Sun Oct 20 Napa Valley Harvest Half Marathon 10K & 5K Calistoga CA
Sun Oct 20 Pasadena Trail Half Marathon Pasadena CA
Sun Oct 20 Temecula Half Marathon & 5K Temecula CA
Sun Oct 20 Wicked Triple Fun Half Marathon Fort Walton Beach CA
Sat Oct 26 Death Valley Half Marathon & 10K Death Valley CA
Sat Oct 26 Healdsburg Wine Country Half Marathon Geyserville CA
Sat Oct 26 Marshall Gold Discovery Run Half Marathon 15K 10K & 5K Coloma CA
Sat Oct 26 Monster Dash Half Marathon 15K 10K & 5K Long Beach CA
Sat Oct 26 Santa Cruz Island Eco Extreme Half Marathon Ventura CA
Sat Oct 26 SLO Ultra Half Marathon & 5K San Luis Obispo CA
Sat Oct 26 Stinson Beach Half Marathon & 7-Mile Stinson Beach CA
Sat Oct 26 Vista Verde Skyline Run Marathon Half Marathon 50K & 10K Los Altos CA
Sun Oct 27 Best Friends 13.1 Half Marathon & Relay Hemet CA
Sun Oct 27 Honey Badger Half 10K & 5K San Rafael CA
Sun Oct 27 Monster Dash Half Marathon 15K 10K & 5K Santa Monica CA
Sun Oct 27 OktobeRun Half Marathon & 5K Redwood City CA
Sun Oct 27 Run by the Sea Half Marathon 12K & 4K Santa Cruz CA

November 2019
Sat Nov 2 Annual Almaden Hills Run San Jose CA
Sat Nov 2 Diablo Summit Stomp Half Marathon 30K 10K & 5K Walnut Creek CA
Sat Nov 2 Joshua Tree Half Marathon Joshua Tree CA
Sat Nov 2 Thrive Half Marathon & 5K San Diego CA
Sat Nov 2 ZombieRunner Halloween Marathon Half Marathon 10K & 5K San Jose CA
Sun Nov 3 Clarksburg Country Run Half Marathon 10K 5K & 20-Mile Clarksburg CA
Sun Nov 3 Dinosaur Dash Half Marathon 10K 5K & 2K Tustin CA
Sun Nov 3 Golden Gate Half Marathon & 5K San Francisco CA
Sun Nov 3 Malibu Half Marathon & 5K Malibu CA
Sun Nov 3 Ocean Breeze Half Marathon 15K 10K & 5K Santa Monica CA
Sun Nov 3 Santa Clarita Marathon & Half Marathon Santa Clarita CA
Sun Nov 3 Two Cities Marathon Half Marathons & Relay Fresno CA
Sat Nov 9 Griffith Park Trail Half Marathon Los Angeles CA
Sat Nov 9 Lake Chabot Marathon Half Marathon 50K 30K & 5-Mile Castro Valley CA
Sat Nov 9 Mt. Tam Trail Run Stinson Beach CA
Sat Nov 9 Napa Wine Country Marathon Half Marathon & 10K Calistoga CA
Sat Nov 9 Revel Big Bear Marathon & Half Marathon Big Bear CA
Sun Nov 10 Mission Inn Run Half Marathon 10K & 5K Riverside CA
Sun Nov 10 Monterey Bay Half Marathon Monterey CA
Sun Nov 10 Silver Strand Half Marathon 10-Miler & 5K Coronado CA
Sun Nov 10 Surfers Point Marathon Half Marathon 10K & 5K Ventura CA
Fri Nov 15 Southwest Series Marathon Half Marathon 50K 10K & 5K – Day 6 Nipton CA
Sat Nov 16 Catalina Island Half Marathon & 10K Avalon CA
Sat Nov 16 Giving Thanks Half Marathon 15K 10K & 5K Huntington Beach CA
Sat Nov 16 Lexus LaceUp Palos Verdes Half Marathon 10K & 5K Rancho Palos Verdes CA
Sat Nov 16 Trail Run at Sly Park Marathon Half Marathon 50K 18M 8.5M 10K & 5K Pollock Pines CA
Sun Nov 17 Bakersfield Marathon & Half Marathon Bakersfield CA
Sun Nov 17 Berkeley Half Marathon 10K & 5K Berkeley CA
Sun Nov 17 Giving Thanks Half Marathon 15K 10K & 5K Santa Monica CA
Sun Nov 17 The North Face Endurance Challenge Half Marathon San Francisco CA
Sun Nov 17 Wine Country Runs Half Marathon & 5K Paso Robles CA
Sat Nov 23 Davis Turkey Trot Half Marathon 10K & 5K Davis CA
Sat Nov 23 Giving Thanks Half Marathon 15K 10K & 5K Long Beach CA
Sat Nov 23 Santa Barbara Red Rock Marathon Half Marathon & 50-Mile Santa Barbara CA
Sun Nov 24 MandaRUN Half Marathon & 5K Loomis CA
Sun Nov 24 Turkey Trot Half Marathon 15K 10K & 5K Santa Monica CA
Thu Nov 28 Turkey Trot Half Marathon 15K 10K & 5K Santa Monica CA
Thu Nov 28 Zoom Turkey Trot Half Marathon 10K & 5K San Jose CA
Fri Nov 29 Turkey Trot Half Marathon 15K 10K & 5K Huntington Beach CA
Sat Nov 30 Black Mountain Turkey Burner Half Marathon 10K & 5K San Diego CA
Sat Nov 30 Quarry Turkey Half Marathon 10K & 5K Fremont CA
Sat Nov 30 Turkey Trot Half Marathon 15K 10K & 5K Long Beach CA

December 2019
Sun Dec 1 Elves on Trails Half Marathon & 5K San Juan Capistrano CA
Sun Dec 1 Holly Jolly Half Marathon 10K & 5K Camarillo CA
Sun Dec 1 Turkey Trot The Grand Finale Half Marathon 15K 10K & 5K Santa Monica CA
Sat Dec 7 Calero Trail Run Half Marathon 50K 25K 15K 10K & 5K San Jose CA
Sat Dec 7 Death Valley Trail Marathon & Half Marathon Death Valley NP CA
Sat Dec 7 Peacock Gap Trail Run Half Marathon 30K 10K & 5K San Rafael CA
Sat Dec 7 Run & Ride California's Great America Half Marathon Quarter Marathon 5K & 1-Mile Santa Clara CA
Sat Dec 7 Saddleback Marathon & Half Marathon Lake Elsinore CA
Sun Dec 8 Del Dios Trail Half Marathon 10K & 5K Escondido CA
Sun Dec 8 Lexus LaceUp Riverside Half Marathon & 5K Riverside CA
Sun Dec 8 Lopers Club Holiday Classic Half Marathon & 5K Loma Linda CA
Sun Dec 8 Santa to the Sea Half Marathon 5K & Relay Oxnard CA
Sat Dec 14 Dirty December Poker Run Marathon Half Marathon & 10K Poway CA
Sat Dec 14 Hark the Herald Angels Half Marathon & 10K Tiburon CA
Sat Dec 14 Holiday Fun Half Marathon 15K 10K & 5K Huntington Beach CA
Sat Dec 14 Summit Rock Half Marathon 10K & 5K Saratoga CA
Sat Dec 14 Walnut Creek Half Marathon 10K 5K & Relay Walnut Creek CA
Sun Dec 15 Holiday Fun Half Marathon 15K 10K & 5K Santa Monica CA
Sun Dec 15 Holiday Half Marathon & 5K Pomona CA
Sun Dec 15 ZombieRunner Quarry Lakes Run Half Marathon Fremont CA
Sat Dec 21 Reindeer Run Half Marathon 15K 10K & 5K Long Beach CA
Sat Dec 21 San Diego Holiday Half Marathon La Jolla CA
Sat Dec 21 Woodside Ramble Trail Half Marathon 50K 35K & 10K Redwood City CA
Sun Dec 22 Reindeer Run Half Marathon 15K 10K & 5K Santa Monica CA
Wed Dec 25 Happy Holidays Half Marathon 15K 10K & 5K Santa Monica CA
Thu Dec 26 Operation Jack Marathon Half Marathon & 5K Los Angeles CA
Sat Dec 28 Brazen New Year's Eve Half Marathon 10K & 5K Fremont CA
Sat Dec 28 Run in the New Year Half Marathon 15K 10K & 5K Long Beach CA
Sun Dec 29 Run in the New Year Half Marathon 10K & 5K Huntington Beach CA
Sun Dec 29 Run in the New Year Half Marathon 15K 10K & 5K Santa Monica CA

13 Scenic Southwest Half Marathons

16 Gorgeous Trail Half Marathons in Forests

27 Scenic California Half Marathons

21 Bucket List Half Marathons

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