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California Half Marathons

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California Half Marathon Calendar event dates grey are delinquent dates not updated by the race organizer yet. We strive to have dates 1 year out for California half marathons, but have no control of when they set, announce or update their dates.

Half Marathon Race Symbols

Official Walker Friendly Half Marathons in California

18:32 mile / 4 Hour Minimum course time limit= (W)

Symbol only applies to half marathon events

Does NOT meet the 4 hour minimum (18:32 / mi)  Time limit = Not Walker Friendly (NWF) 

Trail Half Marathons (T)

California Half Marathons 2026 & 2025
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Date
California Half Marathons January 2026
Location

Thu Jan 1, 2026

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Thu Jan 1, 2026 (W)

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Sat Jan 3, 2026

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Sat Jan 3, 2026 (W)

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Sun Jan 4, 2026 (W)

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Sun Jan 4, 2026 (T)

 

Sat Jan 10, 2026 (W)

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Sun Jan 18, 2026

 

Sun Jan 12, 2025 (T)

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Sat Jan 24, 2026 (T)

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Sat Jan 25, 2025 (T)

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Sat Jan 27, 2024

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Sun Jan 28, 2024

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​Sat Jan 31, 2026

Castro Valley, CA

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Santa Monica, CA

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San Jose, CA

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Long Beach, CA

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Santa Monica, CA

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Escondido, CA

 

Riverside, CA

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Carlsbad, CA

 

Woodside, CA

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Folsom, CA

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San Rafael, CA

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Long Beach, CA

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Santa Monica, CA

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Fremont, CA

California Half Marathons February 2026

Sat Feb 1, 2025

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Sat Feb 7, 2026

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Sat Feb 21, 2026

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Sun Feb 1, 2026 (W)

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Sun Feb 1, 2026 (NWF)

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Sun Feb 2, 2025

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Sat Feb 14, 2026

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Sun Feb 15, 2026

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Sun Feb 23, 2025

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Sat Feb 21, 2026

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Sat Feb 22, 2025

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Sun Feb 22, 2026

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Sat Feb 28, 2026

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Sat Feb 28, 2026

Sacramento, CA

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Furnace Creek, CA

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Escondido, CA

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Huntington Beach, CA

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San Francisco, CA

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Anaheim, CA

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San Leandro, CA

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Valencia, CA

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Davis, CA

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Santa Rosa, CA

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Folsom Lake, CA

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Ventura, CA

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Huntington Beach, CA

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Richmond, CA

California Half Marathons March 2026

Sat Mar 1, 2025

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Sat Mar 1, 2025 (T)

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Sat Mar 1, 2025

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Sun Mar 1, 2026

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Sun Mar 1, 2026

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Sat Mar 8, 2025

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Sun Mar 9, 2025

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Sat Mar 21, 2026 (T)

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Sat Mar 15, 2025

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Sat Mar 15, 2025

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Sun Mar 22, 2026

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Sun Mar 15, 2026

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Sun Mar 17, 2024

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Sat Mar 28, 2026

 

Sat Mar 21, 2026 (T)

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Sun Mar 22, 2026 (NWF)

 

Sun Mar 22, 2026

 

Sat Mar 29, 2025

 

Sat Mar 30, 2024

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Sun Mar 22, 2026

 

Sun Mar 31, 2024

San Miguel, CA

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Auberry, CA

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​Chico, CA

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Redland, CA

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Livermore, CA

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San Diego, CA

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Madera, CA

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Folsom, CA

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Long Beach, CA

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San Francisco, CA

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Oakland, CA

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Encinatas, CA

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Irvine, CA

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Los Angeles, CA

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Valencia, CA

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San Diego, CA

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Modesto, CA

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Los Osos, CA

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Long Beach, CA

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Bakersfield, CA

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Santa Monica, CA

California Half Marathons April 2026

Sat Apr 4, 2026

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Sat Apr 11, 2026 (T)

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Sat Apr 5, 2025 (T)

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Sat Apr 6, 2024

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Sat Apr 12, 2025 (T)

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Sat Apr 5, 2025

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Sat Apr 5, 2025

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Sat Apr 12, 2025

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Sat Apr 22, 2023

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Sat Apr 11, 2026

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Sat Apr 12, 2025

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Sat Apr 19, 2025

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Sun Apr 19, 2026

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Sun Apr 20, 2025

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Sat Apr 26, 2025

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Sat Apr 25, 2026

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Sat Apr 26, 2025

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Sun Apr 27, 2025

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Sun Apr 27, 2025

El Dorado Hills, CA

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San Jose, CA

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Walnut Creek, CA

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Los Angeles, CA

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Castro Valley, CA

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Agoura Hills, CA

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Fresno, CA

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Mill Valley, CA

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Camp Pendleton, CA

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San Diego, CA

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Fremont, CA

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Fremont, CA

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Ventura, CA

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Los Gatos, CA

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Carmichael, CA

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San Jose, CA

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Silverado, CA

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Napa, CA

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Santa Cruz, CA

California Half Marathons May 2026

Sun May 3, 2026

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Sun May 3, 2026

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Sun May 4, 2025

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Sun May 4, 2025

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Sun May 4, 2025

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Sun May 4, 2025

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Sat May 9, 2026

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Sat May 9, 2026 (T)

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Sat May 11, 2024

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Sat May 9, 2026 (NWF)

 

Sat May 16, 2026 (T)

 

Sat May 9, 2026 (T)

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Sat May 10, 2025 (T)

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Sat May 11, 2024 (W)

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Sat May 11, 2024

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Sat May 10, 2025

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Sun May 11, 2025

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Sun May 11, 2025

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Sun May 12, 2024 (W)

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Sat May 16, 2026

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Sat May 17, 2025

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Sat May 17, 2025

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Sat May 17, 2025

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Sat May 17, 2025

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Sun May 18, 2025

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Sat May 24, 2025

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Sat May 23, 2026

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Sat May 24, 2025 (W)

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Sun May 25, 2025 (W)

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Mon May 26, 2025

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Sun May 31, 2026

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Sat May 31, 2025

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Sat May 31, 2025

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Sat May 31, 2025

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Sun May 31, 2026

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Sun May 31, 2026

The OC Marathon, Half Marathon & 5K

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Bay Bridge Half

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Windsor Half Marathon, 10k, 5k

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Avenue of the Giants Marathon, Half Marathon

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Visalia Half Marathon & 10k

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Sombrero Half Marathon, 10k, 5k

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Vacation Races Yosemite Half Marathon

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Hacienda Hills Run Half Marathon, Marathon, 50k, 9mi, 10k, 5k

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Mermaid Run Mare Island Half Marathon, 10k, 5k

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Santa Barbara Wine Country Half Marathon

 

Trail Run at Sly Park 50k, 20mi, 13.1mi, 10mi, 5k

 

Muir Woods Marathon, Half Marathon, 7mile

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Grizzly Peak Trail Marathon, Half Marathon, 50k, 30k, 10k

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BWR Mother's Day Long Beach Half Marathon, 15k, 10k, 5k

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Sunshine Sprint Half Marathon, 15k, 10k, 5k

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Nitro Trail Half Marathon, 10k, 5k

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The Suasquatch Scramble Half Marathon, 10k, 5k

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Run for the Rose Half Marathon, 15k, 10k, 5k

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BWR Mother's Day Santa Monica Half Marathon, 15k, 10k, 5k

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La Jolla Half Marathon & La Jolla Shores 5K

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BWR Beach Fiesta Half Marathon, 15k, 10k, 5k

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Sutter Buttes Spirit Mountain Run 5k, 10k & Half Marathon

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Run You Must Half Marathon, 15k, 10k, 5k

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Trail Quake Half Marathon, 10k, 5k

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Venice Beach Half Marathon & 5k​

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Armed Forces Half Marathon

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Placerville Path Memorial Day Run

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BWR Run to Remember Half Marathon, 15k, 10k, 5k

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BWR Forever Brave Half Marathon, 15k, 10k, 5k

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BWR Memorial Day Half Marathon, 15k, 10k, 5k

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San Jose Half Marathon & 8k

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Calero Trail Run 50k, 25k, Half Marathon, 15k, 10k, 5k

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Finish the Run Griffith Park Half Marathon & 5k

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Wildcat Half Marathon, 10k, 5k

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Long Beach Classic Half Marathon & 5k

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Rock'n'roll San Diego Marathon, Half Marathon

Costa Mesa, CA

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Oakland, CA

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Windsor, CA

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Weott, CA

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Visalia, CA

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Santa Clarita, CA

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Bass Lake, CA

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San Jose, CA

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Vallejo, CA

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Santa Barbara, CA

 

Pollock Pines, CA

 

Stinson Beach, CA

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Berkley, CA

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Long Beach, CA

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Santa Monica, CA

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Pinole, CA

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Oakland, CA

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Long Beach, CA

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Santa Monica, CA

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La Jolla, CA

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Long Beach, CA

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Sutter, CA

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Santa Monica, CA

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Saratoga, CA

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Los Angeles, CA

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Concord, CA

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Placerville, CA

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Long Beach, CA

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Valencia, CA

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Long Beach, CA

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San Jose, CA

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San Jose, CA

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Los Angeles, CA

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El Sobrante, CA

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Long Beach, CA

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San Diego, CA

California Half Marathons June 2026

Sun Jun 1, 2025

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Sun Jun 1, 2025

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Sun Jun 1, 2025

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Sun Jun 1, 2025

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Sat Jun 1, 2025 (T)

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Sat Jun 7, 2025

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Sat Jun 7, 2025

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Sun Jun 8, 2025

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Sat Jun 14, 2025

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Sat Jun 14, 2025

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Sun Jun 20, 2026

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Sun Jun 15, 2024 (W)

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Sat Jun 21, 2025

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Sat Jun 21, 2025 (W)

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Sun Jun 22, 2025

Ventura, CA

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Hansen Dam

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Lake Chabot, CA

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San Jose, CA

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Oakland, CA

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Ventura, CA

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Fontana, CA

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Long Beach, CA

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Van Nuys, CA

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Olympic Valley, CA

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Santa Clarita, CA

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Long Beach, CA

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Tiburon, CA

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Long Beach, CA

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Tahoe City, CA

California Half Marathons July 2025

Fri Jul 3, 2026 (W)

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Sat Jul 4, 2026 (W)

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Sun Jul 5, 2026 (W)

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Sat Jul 12, 2025

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Sun Jul 13, 2025 (W)

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Sat Jul 19, 2025

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Sat Jul 19, 2025

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Sun Jul 20, 2025

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Sun Jul 20, 2025

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Sun Jul 27, 2025

Long Beach, CA

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Long Beach, CA

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Long Beach, CA

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Santa Cruz, CA

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Ventura, CA

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Castro Valley, CA

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Long Beach, CA

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Napa, CA

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Hansen Dam, CA

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San Francisco, CA

California Half Marathons August 2025

Sat Aug 2, 2025

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Sat Aug 2, 2025

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Sat Aug 2, 2025

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Sat Aug 2, 2025

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Sun Aug 3, 2025

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Sun Aug 3, 2025

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Mon Aug 4, 2025

 

Sat Aug 9, 2025

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Sat Aug 9, 2025

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Sat Aug 9, 2025

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Sun Aug 10, 2025 (W)

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Sun Aug 10, 2025

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Sat Aug 16, 2025

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Sat Aug 16, 2025

 

Sun Aug 17, 2025

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Sun Aug 17, 2025

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Sat Aug 23, 2025 (T)

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Sun Aug 24, 2025

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Sat Aug 30, 2025

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Sun Aug 31, 2025

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Sun Aug 31, 2025

Exeter, CA

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Truckee, CA

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Kit Carson, CA

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Long Beach, CA

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Camarillo, CA

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Long Beach, CA

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Various Locations, CA

 

Martinez, CA

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Santa Monica, CA

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Long Beach, CA

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Arcata, CA

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Shaver Lake, CA

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Long Beach, CA

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Oakland, CA

 

San Diego, CA

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Long Beach, CA

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Pollock Pines, CA

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Santa Rosa, CA

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Long Beach, CA

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Long Beach, CA

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Woodside, CA

California Half Marathons September 2025

Mon Sep 1, 2025

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Sat Sep 6, 2025

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Sun Sep 7, 2025

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Sun Sep 7, 2025

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Sun Sep 7, 2025

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Sat Sep 13, 2025

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Sat Sep 20, 2025

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Sun Sep 21, 2025

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Sat Sep 27, 2025 (T)

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Sat Sep 27, 2025 (T)

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Sat Sep 27, 2025

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Sun Sep 28, 2025

Long Beach, CA

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Long Beach, CA

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Ventura, CA

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Brentwood, CA

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Riverside, CA

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San Jose, CA

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San Ramon, CA

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San Francisco, CA

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Pacifica, CA

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Big Sur, CA

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Long Beach, CA

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Sacramento, CA

California Half Marathons October 2025

Sun Oct 5, 2025

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Sun Oct 5, 2025 (NWF)

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Sun Oct 5, 2025

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Sun Oct 5, 2025

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Sun Oct 6, 2025

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Sun Oct 11, 2025

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Sun Oct 12, 2025

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Sun Oct 12, 2025

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Sun Oct 12, 2025

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Sat Oct 18, 2025

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Sat Oct 18, 2025 (T) (W)

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Sat Oct 18, 2025

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Sun Oct 19, 2025

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Sun Oct 19, 2025

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Sun Oct 19, 2025

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Sun Oct 19, 2025

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Sun Oct 19, 2025 (T)

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Sat Oct 25, 2025

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Sat Oct 25, 2025

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Sun Oct 26, 2025

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Sun Oct 26, 2025

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Sun Oct 26, 2025

Lake Tahoe, CA

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Napa, CA

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Long Beach, CA

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Redding, CA

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San Jose, CA

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Griffith Park, CA

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Petaluma, CA

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Weott, CA

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Riverside, CA

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Carnelian Bay, CA

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Aqua Dulce, CA

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Long Beach, CA

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Emerald Bay, CA

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Santa Clarita, CA

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Cloverdale, CA

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Riverside, CA

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Pasadena, CA

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Pollock Pines, CA

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Long Beach, CA

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Malibu, CA

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Yorba Linda, CA

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San Diego, CA

Sat Nov 1, 2025

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Sat Nov 1, 2025 (night)

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Sat Nov 1, 2025

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Sat Nov 1, 2025

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Sat Nov 1, 2025

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Sun Nov 2, 2025

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Sun Nov 2, 2025 (NWF)

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Sun Nov 2, 2025 (W)

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Sun Nov 2, 2025

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Sun Nov 2, 2025

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Sat Nov 8, 2025 (T)

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Sun Nov 8, 2025 (T)

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Sat Nov 8, 2025 (T)

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Sat Nov 8, 2025 (W)

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Sun Nov 9, 2025

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Sun Nov 9, 2025 (NWF)

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Sun Nov 9, 2025

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Sun Nov 9, 2025

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Sun Nov 9, 2025

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Fri Nov 14, 2025 (W)

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Sun Nov 16, 2025

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Sun Nov 16, 2025

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Sat Nov 22, 2025 (W)

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Sat Nov 22, 2025

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Thu Nov 27, 2025 (T)

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Thu Nov 27, 2025 (W)

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Fri Nov 28, 2025

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Sat Nov 29, 2025

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Sun Nov 30, 2025 (T)

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Sun Nov 30, 2025

California Half Marathons November 2025

Thrive San Diego Half Marathon & 5k

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Joshua Tree Half Marathon

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ZombieRunner Halloween Run Marathon, Half Marathon, 10k, 5k

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IPA 10k, Hallowine Half Marathon, IPA 3k & Two Person Beer Mile Relay

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Better World Running Half Marathon, 15k, 10k, 5k

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Temecula Half Marathon & 5k

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Golden Gate Half Marathon [3 hour course time limit]

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Dino Dash Half Marathon

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Two Cities Marathon, Half Marathon & Relay

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Clarksburg County Run Half Marathon, 10k, 5k, 20mi

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Catalina Island Half Marathon & 10k

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Mermaid Trail Run Half Marathon, 9mi, 6mi, 3mi

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Lake Chabot Trail Half Marathon, Marathon, 50k, 5mi

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Revel Big Bear Marathon & Half Marathon

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Silver Strand Half Marathon & 5k

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Monterey Bay Half Marathon (formerly Big Sur Half Marathon)

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Santa Clarita Marathon, Half Marathon, 10k, 5k

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Better World Running Half Marathon, 15k, 10k, 5k

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Santa Barbara Half Marathon & 5k

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Mainly Marathons Southwest Series 26.2mi, 13.1mi, 50/10/5k  (day 6)

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Run Malibu Half Marathon & 5k

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Berkley Half Marathon, 10k, 5k

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Davis Turkey Trot Half Marathon, 10k, 5k, Relay

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Better World Running Half Marathon, 15k, 10k, 5k

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Zoom Turkey Trot Half Marathon, 10k, 5k

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BWR Thanksgiving Day Turkey Trot Van Nuys Half Marathon, 15/10/5k

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BWR Turkey Trot Long Beach (Fri) Half Marathon, 15k, 10k, 5k

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BWR Turkey Trot Hansen Dam  (Sat) Half Marathon, 15k, 10k, 5k

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Black Mountain Turkey Burner Half Marathon, 10k, 5k Trail Race

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BWR Turkey Trot Huntington Beach Half Marathon, 15k, 10k, 5k

San Diego, CA

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Joshua Tree, CA

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San Jose, CA

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Sebastopol, CA

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Long Beach, CA

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Temecula, CA

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San Francisco, CA

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Tustin, CA

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Fresno, CA

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Clarksburg, CA

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Avalon, CA

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Woodside, CA

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Castro Valley, CA

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Big Bear, CA

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San Diego, CA

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Monterey, CA

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Santa Clarita, CA

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Long Beach, CA

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Santa Barbara, CA

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Nipton, CA

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Malibu, CA

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Berkley, CA

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Davis, CA

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Long Beach, CA

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San Jose, CA

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Van Nuys, CA

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Long Beach, CA

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Hansen Dam, CA

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San Diego, CA

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Huntington Beach, CA

Sat Dec 6, 2025 (W)

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Sat Dec 6, 2025 (T)

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Sun Dec 6, 2025

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Sun Dec 7, 2025

 

Sat Dec 13, 2025

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Sat Dec 13, 2025

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Sat Dec 13, 2025

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Sun Dec 15, 2024

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Sun Dec 14, 2025

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Sun Dec 14, 2025

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Sun Dec 14, 2025

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Sat Dec 20, 2025

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Sat Dec 20, 2025

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Sun Dec 21, 2025

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Sun Dec 21, 2025

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Wed Dec 24, 2025 (T)

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Wed Dec 24, 2025

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Sat Dec 27, 2025

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Sat Dec 27, 2025

California Half Marathons December 2025

Long Beach, CA

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Death Valley, CA

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Fremont, CA

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Loma Linda, CA

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Saratoga, CA

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Tiburon, CA

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Van Nuys, CA

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Pomona, CA

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Oxnard, CA

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Roseville, CA

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Griffith Park, CA

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San Diego, CA

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Long Beach, CA

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Camarillo, CA

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Riverside, CA

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Placerville, CA

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Long Beach, CA

 

Castro Valley, CA

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Long Beach, CA

About the California Half Marathon Calendar

The California Half Marathon Calendar is a complete simplistic listing of California half marathons.  Currently the California half marathon schedule has 2025 California half marathons and 2026 California half marathons as they roll in. California half marathons 2025 & California half marathons 2026 also identify trail half marathons and walker friendly half marathons by a (T) symbol and a (W) symbol.  The (T) means it is a TRUE trail half marathon (off road, switchbacks, etc) and a (W) means it is truly "official walker friendly" requiring the half marathon to allow a minimum of 18:32 mile pace, minimum 4 hours for participants to finish the 13.1 mile distance. The California half marathons 2018 should be starting to roll out soon!

 

The California half marathon calendar features a complete listing of San Diego half marathons, San Francisco half marathons, Los Angeles half marathons, Sacramento half marathons, San Jose half marathons, Southern California half marathons, Northern California half marathons, and many more 1/2 marathons in CA.

 

A half marathon is 13.1 miles (or in kilometers is a 21k). We understand sometimes there will be a slight margin of error up or down when runners run or walk any race distance, however our calendar only is a listing for true half marathons that do all they can to measure their course as an official half marathon 13.1 mile / 21k distance.  Races that are not 13.1 miles, we encourage not to call their race a 1/2 marathon to lessen confusion for runners & walkers looking to participate in a true 1/2 marathon distance. Some runners don't care, but you'd be surprised how many that do.

California half marathons 2025

California half marathons 2026

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