California Half Marathons

California Half Marathons By City • By Date

Each half marathon that takes place in California is listed below, and when you click the link you’ll find info for each race — what the course is like and a map of the route, the elevation change, whether it’s fast and flat or hilly and challenging, how to sign up, and more.

Featured listing:

Berkeley Half Marathon, 10K & 5K – November 19, 2017

Join more than 10,000 runners on a scenic tour of Berkeley, CA. Use the special discount code HMNET when you sign up.


Agoura Hills

The Great Race of Agoura Hills Half Marathons, 10K & 5K


See Jane Run Women’s Half Marathon & 5K – San Francisco Bay Area

American Canyon

Lynch Canyon Trail Run Half Marathon, 10K & 5K


Disney Tinker Bell Half Marathon & Never Land 5K

Disneyland Half Marathon


Drag-N-Fly Trail Half Marathon, 10K & 5K

Apple Valley

Mojave Narrows Regional Park Half Marathon, 5K & 10K


Forest of Nisene Marks Marathon, Half Marathon & 5K

Dirt Inspires™ Women’s Trail Half Marathon


Humboldt Bay Marathon & Half Marathon


Catalina Island Conservancy Half Marathon

Catalina Island Eco Marathon, Half Marathon & 10K


Revel Canyon City Marathon & Half Marathon


Bakersfield Track Club’s A Riverbed Runs Through It Half Marathon & 5K


Berkeley Half Marathon, 10K & 5K

Berkeley Trail Adventure Half Marathon, 10K, 35K & 50K

Big Sur

Big Sur Trail Marathon, Half Marathon & 5-Mile Run

Borrego Springs

Borrego Springs Half Marathon, Quarter Marathon & Fun Walk


Los Vaqueros Tarantula Run Half Marathon, 10K & 5K


Divas Half Marathon & 5K in San Francisco Bay


Napa Valley Harvest Half Marathon, 10K & 5K

Napa Valley Silverado Half Marathon & 5K

Napa Valley Trail Marathon, Half Marathon & 10K

Napa Wine Country Marathon, Half Marathon & 10K


Camarillo Half Marathon, 5K & 10K

Harvest Half Marathon, 10K & 5K

Holly Jolly Half Marathon, 5K & 10K


ZombieRunner Halloween Marathon, Half Marathon & 5-Mile

Camp Pendleton

Camp Pendleton Heartbreak Ridge Half Marathon

Castro Valley

Bad Bass Half Marathon, 10K & 5K

Brazen New Year’s Day Half Marathon, 10K & 5K

Brazen New Year’s Eve Half Marathon, 10K & 5K

Lake Chabot Trail Challenge Half Marathon & 5K

Catalina Island

Buffalo Run Half Marathon


Almond Bowl Half Marathon, Relay & 5K

Bidwell Classic Half Marathon & 5K

Hooker Oak Trail Half Marathon


Ayala Park Marathon, Half Marathon & 50-Mile Run


Paul Reese Memorial Clarksburg Country Run


Diablo Trail Marathon, Half Marathon, 50K, 4 & 10-Miler


Cloverdale Harvest Marathon, Half Marathon & 10K


Heart of Cool Trail Run Half Marathon, 10K & 5K


Billy Goat’s Half Marathon Hill Climb

Dana Point

Orangeman Running Series Salt Creek Half Marathon, 10K, 5K & 1K


Danville Half Marathon

Primo’s Run for Education Half Marathon


Davis Stampede Half Marathon, 10K & 5K

Davis Turkey Trot Half Marathon, 10K & 5K

Davisville Moo-nlight Half Marathon & 5K

Death Valley

Death Valley Borax Marathon, Half Marathon & 10K

Death Valley Half Marathon, 10K & 5K

Death Valley Trail Marathon & Half Marathon


Africa AIDS Run/Walk Half Marathon & 5K

Desert Hot Springs

Skyborne Half Marathon & 5K

Dog Valley

Dog Valley Dog Marathon & Half Marathon

Dove Canyon

Run The Dove Marathon & Half Marathon

El Cajon

St. Patrick’s Day Half Marathon

El Sobrante

Fall Showdown Trail Half Marathon, 5-Mile & 5K

Wildcat Half Marathon, 10K & 5K

Elk Grove

Running of the Elk Half Marathon, Relay & Thrive 5K


Encinitas Half Marathon


Cougar Run Half Marathon & 5K

Raptor Ridge Half Marathon

Safari Park Half Marathon & 5K Family Fun Walk


Hell of a Half Marathon


Avocado Half Marathon & 5K


Fairfield Running Festival Half Marathon, 10K, 5K & Kids’ Half-Mile


Folsom Blues Breakout 13.1, Relay & 5K


Fontana Days Run Half Marathon

Fountain Valley

Fishbowl Half Marathon, 10K & 5K


Coyote Hills Half Marathon, 10K & 5K

Mermaid Run East Bay Half Marathon, 5K, 10K & Sirena 18-Mile

Quarry Turkey Half Marathon, 10K & 5K

Western Pacific Marathon, Half Marathon, 10K & 5K

ZombieRunner Quarry Lakes Run Marathon, Half Marathon, 10K & 5K

Zoom Quarry Lakes Half Marathon, 10K & 5K


California Classic Half Marathon, Relay & 5K

Two Cities Marathon & Half Marathon

Wascally Wabbit Half Marathon & 2-Mile Run/Walk

Granite Bay

The Lost Trail Half Marathon Challenge & 5K Run/Walk

Tough As Granite Half Marathon, 10K & 5K Trail Run


Running with the Bears Marathon, Half Marathon & 10K


Salad Bowl Festival Half Marathon & 5K

Half Moon Bay

Half Moon Bay International Marathon & Half Marathon

Pillar Point Half Marathon, 10K & Family Fun Runs


Hanford Half Marathon & 5K Fun Run


Events With Sole Wine Country Marathon & Half Marathon

Healdsburg Wine Country Half Marathon

Water to Wine Half Marathon & Alderbrook 3-Mile Run


Highland Family YMCA Half Marathon, 10K & 5K

Huntington Beach

Love Your Heart Marathon & Half Marathon

Surf City USA Marathon, Half Marathon & 5K


Cinco de Mayo Half Marathon, 10K, 5K, 1K & Bike Tour

La Jolla

La Jolla Half Marathon & La Jolla Shores 5K

Laguna Hills

City of Laguna Hills Memorial Half Marathon & 5K

Lake Hughes

Leona Valley Trail Races Marathon, Half Marathon, 10K & 5K

Lake Tahoe

Cal-Neva Half Marathon & Nevada Half Marathon

Lake Tahoe Marathon & Half Marathon

Las Flores

California Gold Rush Marathon & Half Marathon


Grape Stomp Half Marathon, 10K & 5K

Livermore Half Marathon & 5K


Avenue of the Vines Half Marathon

Loma Linda

Lopers Club Holiday Classic Half Marathon & 5K


Valley of the Flowers Half Marathon

Long Beach

Hugs & Kisses Marathon & Half Marathon

Long Beach International Marathon, Half Marathon & 5K

Marina’s Long Beach Marina Marathon & Half Marathon

Rockin’ The Marina Marathon & Half Marathon

Los Angeles

13.1 Marathon Los Angeles

Griffith Park Trail Half Marathon

Hollywood Half Marathon, 5K & 10K

Operation Jack Marathon, Half Marathon & 5K

Rock & Roll Los Angeles Half Marathon

Run to Remember Half Marathon & 10K

Valley Crest Half Marathon

Los Gatos

Go Green St. Patrick’s Day Half Marathon, 10K & 5K

Zombie Runner Vasona Lake Run Half Marathon & 5-Mile Run

Sierra Azul Half Marathon Challenge & 10K Run

The Jungle Run Half Marathon & 10K


Malibu International Marathon & Half Marathon

Mammoth Lakes

Mammoth Half Marathon & 5K

Quake & Shake 10K & Half Marathon


Bear Creek Trail Half Marathon, 10K & 5K


Menifee Half Marathon & 5K


Modesto Marathon, Half Marathon & 5K

Modesto Midnight Half Marathon


Run Montecito Half Marathon, 10K, 5K & Kids Mile


Monterey Bay Half Marathon

Morgan Hill

Morgan Hill Half Marathon & 5K

Mountain View

Sankara iWalk Half Marathon, 10K & 5K


Napa Half Marathon & 5K

Napa-to-Sonoma Wine Country Half Marathon

Napa Valley Stomp Trail Half Marathon, 10K & 5K

Newport Beach / Costa Mesa

OC Marathon, Half Marathon, 5K & Kids Run


Big Trees Trail Run Half Marathon, 10K, 30K & 50K

Canyon Meadow Marathon, Half Marathon, 30K, 50K & 5-Miler

Cinderella Trail Run Marathon, Half Marathon, 10K & 50K

Cinderella Trail Run Half Marathon (Summer)

Hope in Motion Half Marathon, 10K & 5K

Oakland Running Festival Marathon, Half Marathon, Relay & 5K

The Town’s Half Marathon & 5K


Lake Casitas Half Marathon & 5K Run/Walk

Mountains 2 Beach Marathon & Half Marathon

Ojai Half Marathon, 10K & 5K

Ojai Valley Half Marathon

Olympic Valley

Squaw Valley Half Marathon & Run to Squaw 8-Miler


Guns ‘N Hoses Half Marathon & 5K


Santa To The Sea Half Marathon, 5K & Relay

Wounded Warrior Half Marathon, 5K & Military Mile

XTERRA Point Mugu Xduro Trail Run


Pacifica Summit Run Half Marathon, 10K, 30K & 50K

Pacifica Trail Run 21K

Palm Springs

Palm Springs Half Marathon


Pasadena Marathon, Half Marathon & 5K

Rock & Roll Pasadena Half Marathon

Rose Bowl Half Marathon & 5K

Paso Robles

Paso Robles Harvest Half Marathon & 5K

Wine Country Runs Half Marathon & 5K

Wine Vine Half Marathon & 5K


Artichoke Half Marathon & 10K


Clo-Cow Half Marathon & 5K


Nitro Trail Half Marathon, 10K & 5K


Placerville’s Historic El Dorado Trail Half Marathon, 10K & 5K


Pleasanton Half Marathon & Family Run

Pleasanton Run for Education Half Marathon & 5K

Pollock Pines

Run on the Sly Trail Half Marathon, 8-Mile, 20-Mile & 50K


Five Cities Marathon, Half Marathon, 10K & 5K

Holiday Half Marathon & 5K

Rancho Cordova

Rock’n River Half Marathon

Rancho Palos Verdes

Lexus LaceUp Palos Verdes Half Marathon, 10K & 5K

Palos Verdes Half Marathon & 5K Run/Walk

Rancho Santa Fe

San Dieguito Half Marathon & 5K


Three Bridges Half Marathon


Run-Through-Redlands Half Marathon, 10K & 5K

Redwood City

OktobeRun Half Marathon & 5K Run/Walk

Skyline Ridge Half Marathon & 10K

Woodside Ramble Half Marathon, 10K, 35K & 50K


Valley Crest Half Marathon


Marina Bay Half Marathon & 5K

Wildcat Half Marathon, 10K & 5K

Zoom Point Pinole Half Marathon, 10K & 5K


Ridgecrest Run for the Fund Half Marathon, 10K & 5K


Citrus Heritage Run Half Marathon & 5K

Lexus LaceUp Riverside Half Marathon, 10K & 5K

Mission Inn Run Half Marathon, 10K, 5K & Kids Run

Peppermint Ridge Half Marathon, 5K & 1K


Whole Foods Running School Fun Run Half Marathon, 10K & 5K


American River Parkway Half Marathon & 5K

River City Marathon, Half Marathon, 10K & 5K

Run The River Marathon, Half Marathon, Ultramarathon & Relay

Shamrock’n Half Marathon & 5K

Urban Cow Half Marathon, Relay & 5K

San Diego

America’s Finest City Half Marathon & 5K

Carlsbad California Marathon & Half Marathon

Foxy Run Half Marathon & 5K

Girls on the Go Half Marathon, 10K & 5K

Kaiser Permanente Thrive Half Marathon & 5K

Mermaid Half Marathon San Diego, 10K & 5K

Peace-Love-Run San Diego Half Marathon, 10K & 5K

San Diego Half Marathon

San Diego Holiday Half Marathon

Silver Strand Half Marathon

Rock & Roll San Diego Marathon & Half Marathon

USA Half Marathon Invitational

Women’s Running San Diego Half Marathon & 5K

Wild Horse Trail Half Marathon & 10K

San Dimas

Girls on the Go San Dimas Half Marathon, 10K & 5K

Spooktacular Los Angeles Half Marathon, 10K & 5K

San Francisco

Divas Half Marathon in San Francisco Bay

Giant Race Half Marathon, 10K & 5K

Golden Gate Half

Golden Gate Headlands Half Marathon

Golden Gate Trail Half Marathon (Summer)

Kaiser Permanente Half Marathon

Lake Merced Half Marathon & 4.5-Mile Run

Nike Women’s Half Marathon San Francisco

The North Face Endurance Challenge Trail Run Half Marathon

Rock ‘n’ Roll San Francisco Half Marathon

Salomon CITYTRAIL Half Marathon, 10K & 5K

San Francisco Marathon, Half Marathons & 5K

US Half Marathon 2 – “The Other Half”

Virgin Sport SF Bay Half Marathon

ZombieRunner San Francisco Run Half Marathon & 10K

San Jacinto

Valley Lake Marathon, Half Marathon & 5K

San Jose

Hellyer Half Marathon, 10K & 5K

National Veterans Day Run Half Marathon

New Almaden Haciendas Hills Half Marathon, 10K & 5K

Northern California Marathon & Half Marathon

The Metro Silicon Valley Marathon & Half Marathon

Quicksilver Challenge Half Marathon, 10K & 5K

Race to the End of Summer Half Marathon, 10K & 5K

San Jose Rock & Roll Half Marathon

Santa Teresa County Park – King Richard Annual Half Marathon, 10K & 5K

Trail Hog Half Marathon, 10K & 5K

Vibha Dream Mile Half Marathon, 10K & 5K Run/Walk

Zoom Turkey Trot Half Marathon, 10K & 5K

San Leandro

Bay Breeze Half Marathon, 10K & 5K

Summer Breeze Half Marathon, 10K & 5K

San Luis Obispo

City To The Sea Half-Marathon

San Luis Obispo Marathon, Half Marathon & 5K

San Mateo

Bay Area Half Marathon

Run With The Jets Half Marathon, 10K & 5K

San Miguel

Buzz Marathon, Half Marathon, 5K & 1-Mile Run

San Pedro

Conquer the Bridge Half Marathon & 5.3-Mile Race

San Rafael

Honey Badger Half Marathon, 10K & 5K

Marin County Half Marathon, 5K & 10K

San Ramon

Rocky Ridge Half Marathon, 10K & 5K

Santa Barbara

Pier to Peak Half Marathon

The Santa Barbara Half Marathon & 5K

Santa Barbara News-Press Half Marathon

Santa Barbara Red Rock Marathon, Half Marathon & 50-Mile

Santa Clarita

Santa Clarita Marathon & Half Marathon

Sugar Daddy Half Marathon, 10K & 5K

Santa Cruz

San Lorenzo River Marathon, Half Marathon, 10K, 30K & 50K

Santa Cruz Half Marathon & 10K

Santa Cruz Mountains Trail 10K, 21K, 29K & 50K

Surfer’s Path Marathon & Capitola Half Marathon

Santa Rosa

Annadel Half Marathon & Kathy’s Race 5K

The Santa Rosa Marathon & Half Marathon

Santa Ynez

Santa Barbara Wine Country Half Marathon


Sanborn Park Trail Challenge Half Marathon, 9-Mile & 4.2-Mile

Summit Rock Half Marathon, 10K & 5K

Trail Quake Half Marathon, 10K & 5K


Golden Gate Trail Run Half Marathon

Simi Valley

Arroyo Creek Half Marathon, 5K & 10K


Salinas Valley Half Marathon

South El Monte

Going Bananas Marathon & Half Marathon

Run Deo Run 45K & Half Marathon

Stinson Beach

Muir Woods Marathon, Half Marathon & 7-Mile

Steep Ravine Trail Run Marathon, Half Marathon, 30K, 50K & 7-Mile

Stinson Beach Marathon, Half Marathon & 7-Mile


St. Joseph’s Half Marathon & 5K


Sevathon Half Marathon, 10K & 5K

Tahoe City

Burton Creek Trail Run Half Marathon, 50K, 12K & 6K


SoCal Wine Country Women’s Half Marathon

Temecula Half Marathon & 5K

Temecula Valley Half Marathon & 5K

Temecula Wine Country Half Marathon

Thousand Oaks

XTERRA Boney Mountain Xduro Trail Half Marathon


Tiburon Half Marathon & 5K


Truckee Marathon & Half Marathon

Truckee Running Festival Waddle Ranch Trail Half Marathon, 10K & 5K


California Run Festival Marathon, Half Marathon, 50K, 10K & 5K

Lagoon Valley Trail Half Marathon, 10K, 5K & 1/2-Mile

Sunrise Run Half Marathon, 10K, 5K & Kids’ Runs


Hernia Hill Half Marathon, 10K & 5K


Half Marathon of the Harbors & 5K

Mountains 2 Beach Marathon & Half Marathon

Seaside Half Marathon, 10K & 5K

Shoreline Half Marathon, 10K & 5K

Surfer’s Point Marathon, Half Marathon, 10K & 5K

Ventura Hammer Half Marathon & 5K

Ventura Marathon, Half Marathon, 5K & Bike Rides


End of the Trail Half Marathon


Vista Beer Run Half Marathon & 5K

Walnut Creek

Diablo Summit Stomp Half Marathon, 30K, 10K & 5K

Diablo Trails Challenge Half Marathon, 10K, 5K & 50K

Walnut Creek Half Marathon, Relay & 5K


Weed Run for Schools Half Marathon, 10K & 5K


Avenue of the Giants Marathon, Half Marathon & 10K

Humboldt Redwoods Marathon & Half Marathon


Bizz Johnson Trail Express Half Marathon


Windsor Green Half Marathon, 10K & 5K


Woodside Half Marathon & 5-Mile Run

Woodside King’s Mountain Half Marathon & 5-Mile Run