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California Half Marathon Races
Upcoming 13.1-mile races in California. Compare dates, courses, and registration.
Filter by
California
Hub
Ultramarathon
Marathon
Half Marathon
10K
5K
Santa Ana
November 7, 2026
Beer City Orange County
5K
10K
Half Marathon
Marin
November 7, 2026
Mt Tam 10K, Half, 30K, 50K
10K
Half Marathon
Marathon
November 7, 2026
REVEL Big Bear
Half Marathon
Marathon
Joshua Tree
November 7, 2026
Joshua Tree Half Marathon
Half Marathon
November 8, 2026
2026 Silver Strand Half Marathon, 10 Miler, 12K & 5K
10K
Half Marathon
10 Mile
Temecula
November 8, 2026
Temecula Half Marathon, 10K, 5K
10K
5K
Half Marathon
Malibu
November 8, 2026
Malibu Half Marathon & 5K
Half Marathon
5K
San Diego
November 14, 2026
2026 Thrive San Diego Half Marathon & 5K
Half Marathon
5K
San Diego
November 14, 2026
Run for Mental Health 5K/10K/13.1 SAN DIEGO
1 Mile
10K
5K
Half Marathon
Catalina Island
November 14, 2026
2026 Catalina Island Half Marathon and 10K
10K
Half Marathon
Berkeley
November 15, 2026
Berkeley Half Marathon 2026
Half Marathon
5K
10K
Santa Clarita
November 15, 2026
Santa Clarita Marathon
5K
10K
Half Marathon
Marathon
San Francisco
November 28, 2026
Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO
10K
5K
Half Marathon
San Diego
November 28, 2026
Coffee Lovers Run 5K/10K/13.1 SAN DIEGO
10K
5K
Half Marathon
San Diego
December 12, 2026
Run for Breast Cancer 5K/10K/13.1 SAN DIEGO
10K
5K
Half Marathon
San Francisco
December 12, 2026
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
10K
5K
Half Marathon
Woodside
December 19, 2026
Woodside Ramble
10K
Half Marathon
50K
Ultramarathon
San Diego
December 19, 2026
San Diego Holiday Half Marathon & 5K
5K
Half Marathon
Los Angeles
December 20, 2026
Holly Jolly Marathon
5K
10K
Half Marathon
Marathon
San Francisco
December 26, 2026
A Merry Christmas Run 5K/10K/13.1 SAN FRANCISCO
10K
Half Marathon
5K
San Diego
December 26, 2026
A Merry Christmas Run 5K/10K/13.1 SAN DIEGO
10K
Half Marathon
5K
San Jose
January 2, 2027
Hacienda Hills Trail Run (Winter)
50K
25K
Half Marathon
Kids
Ultramarathon
San Diego
January 9, 2027
San Diego 50 & Trail Runs
50K
Marathon
Ultramarathon
10 Mile
Relay
Riverside
January 9, 2027
Citrus Heritage Run
10K
1 Mile
5K
Half Marathon
Los Angeles
January 16, 2027
MLK Freedom Run 5K/10K/13.1 SAN FRANCISCO
5K
1 Mile
10K
Half Marathon
San Diego
January 16, 2027
MLK Jr. Freedom Run 5K/10K/13.1 SAN DIEGO
10K
5K
Half Marathon
San Francisco
January 16, 2027
MLK Jr. Freedom Run 5K/10K/13.1 SAN FRANCISCO
10K
Half Marathon
5K
Pasadena
January 17, 2027
2027 Rose Bowl Half Marathon and 5K
5K
Half Marathon
Carlsbad
January 17, 2027
Carlsbad Marathon, Half Marathon and 5K
5K
Half Marathon
Marathon
San Francisco
January 17, 2027
Crystal Springs Trail Run
50K
Ultramarathon
Half Marathon
Marathon
Santa Cruz
January 23, 2027
Pacifica Foothills 10K, Half Marathon, 30K
Half Marathon
10K
San Diego
January 30, 2027
Coffee Lover Run SAN DIEGO
10K
5K
Half Marathon
San Francisco
January 30, 2027
Coffee Lover Run SAN FRANCISCO
Half Marathon
5K
10K
Long Beach
January 31, 2027
Besties Run 5K, 10K, Half Marathon
10K
5K
Half Marathon
San Francisco
February 6, 2027
Golden Gate Trail Run
50K
Half Marathon
Marathon
Ultramarathon
Los Angeles
February 6, 2027
Griffith Park Half Marathon & 5k
5K
Half Marathon
Huntington Beach
February 7, 2027
Surf City Marathon
1 Mile
5K
Half Marathon
Marathon
San Francisco
February 7, 2027
San Francisco Half Marathon
Half Marathon
5K
10K
San Diego
February 13, 2027
Valentine's Day Run 5K/10K/13.1 SAN DIEGO
5K
10K
Half Marathon
Escondido
February 13, 2027
The Ranch 50K
50K
Half Marathon
Long Beach
February 14, 2027
The Long Beach Sweetheart's Run - Valentine's 5K, 10K, & Half Marathon
10K
5K
Half Marathon
Palm Springs
February 14, 2027
Palm Desert 1/2 Marathon & 5K
5K
Half Marathon
Auburn
February 20, 2027
FOURmidable
50K
Ultramarathon
Half Marathon
15K
Pacifica
February 20, 2027
Montara Mountain Trail Run
10K
Half Marathon
50K
Marathon
Ultramarathon
Folsom
February 20, 2027
Lost Trail 5K & Half Marathon
Half Marathon
5K
Santa Rosa
February 20, 2027
Beer City Santa Rosa
5K
10K
Half Marathon
Castro Valley
February 20, 2027
Redtail Ridge 10K, Half, 30K, 50K
10K
Half Marathon
50K
5K
28K
Ventura
February 21, 2027
Ventura Marathon and Half Marathon
Half Marathon
Marathon
Long Beach
February 21, 2027
Crescent Moon Chase – 5K, 10K, 10-Miler, Half Marathon
10K
10 Mile
Half Marathon
5K
Huntington Beach
February 27, 2027
SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K
5K
10K
Half Marathon
Marathon
San Diego
February 27, 2027
Sycamore Canyon Trail Races
100K
50K
Half Marathon
Ultramarathon
Relay
Davis
February 28, 2027
Davis Stampede
10K
5K
Half Marathon
Chico
March 6, 2027
Bidwell Classic 5K, 10k and Half Marathon
10K
5K
Half Marathon
Los Angeles
March 7, 2027
2027 ASICS Los Angeles Marathon and 5K
5K
Half Marathon
Marathon
Napa
March 7, 2027
Napa Valley Marathon
5K
Half Marathon
Marathon
Madera
March 7, 2027
Tesoro Viejo Spring Classic Half Marathon
5K
10K
Half Marathon
Livermore
March 7, 2027
Livermore Valley Half
Half Marathon
5K
San Diego
March 13, 2027
Beer City Half San Diego
Half Marathon
10K
5K
San Francisco
March 13, 2027
Zoom San Francisco
5K
Half Marathon
10K
Julian
March 13, 2027
Old West 50k, Marathon, Half Marathon
Half Marathon
50K
Marathon
Ultramarathon
Los Angeles
March 13, 2027
The Terminator 2 Trot: 5K, 10K & Half Marathon
Half Marathon
10K
5K
Encinitas
March 14, 2027
Moonlight Beach Half Marathon
Half Marathon
10K
5K
Long Beach
March 14, 2027
The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon
10K
5K
Half Marathon
Kids
Oakland
March 20, 2027
Oakland Marathon
Half Marathon
Marathon
10K
5K
Los Angeles
March 20, 2027
VALENCIA Trail Race
10K
Half Marathon
50K
Ultramarathon
Long Beach
March 20, 2027
Beer City Long Beach
5K
10K
Half Marathon
Oakland
March 20, 2027
Redwood (Spring) Trail Run
Half Marathon
Ultramarathon
50K
5K
25K
Los Angeles
March 20, 2027
Finish The Run Griffith Park
10K
Half Marathon
5K
San Diego
March 21, 2027
San Diego Half Marathon
5K
Half Marathon
Auburn
March 27, 2027
Knickerbocker Canyon 5K, 10K, Half, 35K
5K
10K
Half Marathon
San Francisco
April 3, 2027
Golden Gate Headlands Marathon, Half Marathon & 10K
10K
Half Marathon
Marathon
San Jose
April 3, 2027
Sierra Azul Trail Challenge
50K
Ultramarathon
Half Marathon
Marathon
20 Mile
April 3, 2027
Bedrock Valley Trail Runs
10K
15K
5K
Half Marathon
Marathon
Long Beach
April 3, 2027
RunThrough USA Long Beach 5k,10k & Half Marathon Race
10K
Half Marathon
5K
Folsom
April 3, 2027
American River
10 Mile
50 Mile
Ultramarathon
Half Marathon
Marathon
Modesto
April 4, 2027
Modesto Marathon, Half Marathon, 10k & 5k
Marathon
Half Marathon
10K
5K
Bakersfield
April 4, 2027
Bakersfield Marathon
Marathon
Half Marathon
10K
5K
San Diego
April 10, 2027
San Diego Beach & Bay Half Marathon
Half Marathon
5K
10K
Santa Monica
April 10, 2027
41st Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M
Half Marathon
10K
5K
15K
10 Mile
April 17, 2027
Horseshoe Lake Trail Run
28K
50K
Half Marathon
Marathon
Ultramarathon
Marin
April 24, 2027
Mt. Tam Wild Boar Half Marathon
Half Marathon
10K
San Jose
April 24, 2027
Hacienda Hills Trail Run
50K
25K
Half Marathon
Kids
Ultramarathon
April 24, 2027
SPASM Lake Chabot Trail Run
Half Marathon
28K
Marathon
50K
Ultramarathon
Sacramento
April 24, 2027
Nail the Rail Half Marathon, 10K & 5K
10K
Half Marathon
5K
Napa
April 25, 2027
Napa Spring Half Marathon
5K
Half Marathon
Newport Beach
May 1, 2027
The Hoag OC Marathon Running Festival
5K
Half Marathon
Marathon
Humboldt
May 2, 2027
Avenue of the Giants Marathon
10K
Half Marathon
Marathon
Oakland
May 2, 2027
Bay Bridge Half Marathon
Half Marathon
Santa Clarita
May 2, 2027
Sombrero Marathon
10K
5K
Half Marathon
Marathon
Yosemite
May 8, 2027
Yosemite Half Marathon
Half Marathon
Santa Barbara
May 8, 2027
Santa Barbara Wine Country Half Marathon
Half Marathon
Berkeley
May 8, 2027
Grizzly Peak Trail Run
10K
50K
Ultramarathon
Half Marathon
Marathon
Marin
May 8, 2027
Stinson Beach Muir Woods Marathon
Half Marathon
Marathon
San Diego
May 15, 2027
La Jolla Half Marathon & 5K
5K
Half Marathon
May 15, 2027
14th Annual Luc's Run
10K
Half Marathon
Kids
Venice
May 16, 2027
The Venice Beach Half Marathon & 5K, presented by goodr
5K
Half Marathon
Ventura
May 22, 2027
Beachfront Run Half Marathon, 10K, 5K & Kids Run
Half Marathon
10K
5K
Kids
Walnut Creek
May 23, 2027
Diablo Trail Run
10 Mile
5 Mile
Half Marathon
50K
Ultramarathon
San Diego
June 5, 2027
Rock 'n' Roll San Diego
5K
Half Marathon
Marathon
Long Beach
June 5, 2027
Wrigley River Run & Tadpole Trot
10K
5K
Half Marathon
