California Half Marathons
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)
Date
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
Brazen New Year Runs Half Marathon,10K, 5K
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BWR Half Marathon, 15k, 10k, 5k Santa Monica
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Hacienda Hills Run Half Marathon, 9mi, 10k, 5k, Trail Marathon, 50k
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BWR Happy New Year Half Marathon, 15k, 10k, 5k Long Beach
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BWR Half Marathon, 15k, 10k, 5k Santa Monica
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Del Dios Trail Half Marathon & 10k
Citrus Heritage Run Half Marathon & 5k
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Carlsbad Marathon, Half Marathon, 5k
Crystal Springs Trail Run 50k, Marathon, 35k, Half Marathon, 8k
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Folsom Lake Sweet Water Trail 50k/30k/13.1/9mi/10k/5k
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China Camp Challenge Half Marathon, 10k, 5k
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BWR Winter Fun Long Beach Half Marathon, 15k, 10k, 5k
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BWR Winter Fun Santa Monica Half Marathon, 15k, 10k, 5k
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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
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
Jed Smith Ultra Classic Half Marathon, 50k, 50mi, 30k
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Death Valley Marathon, Half Marathon, 10k
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San Pasqual Valley Trail Race Half Marathon, 20mi & 10k
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Surf City USA Marathon, Half Marathon & 5K
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San Francisco Half Marathon & 5k
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Bay Breeze Half Marathon, 10k, 5k
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BWR Cupid Dash Half Marathon, 15k, 10k, 5k
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Davis Stampede Half Marathon, 10k, 5k
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Beer City Half Marathon, 10k, 5k
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Lost Trail Half Marathon & 5k Run/Walk
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Ventura Marathon, Half Marathon
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SOCAL River Marathon 26.2, 13.1, 10k, 5k
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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
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
Buzz Marathon, Half Marathon, 5k & 1-mile
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San Joaquin River Trail 1/2 Marathon 2025 Registration
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Bidwell Classic Half Marathon & 5K
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Run-Through-Redlands Half Marathon
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Livermore Valley Half Marathon
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T9 Mermaid Half Marathon, 10k, 5k San Diego
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Tesoro Viejo Spring Classic Run Half Marathon, 10k, 5k
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Folsom South Side Trail Run 38mi, 50k, 21mi, 13.1mi, 10k, 5k
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BWR Rockin' Shamrock Long Beach Half Marathon, 15k, 10k, 5k
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ZOOM San Francisco Half Marathon, 10k, 5k
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Oakland Marathon, Half Marathon, 10k, 5k
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Moonlight Beach Half Marathon, 10k, 5k
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BWR Rockin' Shamrock Irvine Half Marathon, 15k, 10k, 5k
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Griffith Park 50k, 30k, Marathon, Half Marathon
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Valencia Trail Race 10k, Half Marathon, 50k
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Modesto Marathon, Half Marathon, 5k & Relay
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Montana de Oro Half Marathon, 50k, 36k, 12k
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BWR Happy Easter Long Beach Half Marathon, 15k, 10k, 5k
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Bakersfield Marathon & Half Marathon
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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
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
Folsom Lake Falcon Crest Trail 13.1, 8mi, 10k & 5k
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Santa Teresa King Richard Half Marathon, 10mi, 10k, 5k
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Diablo Trails Challenge Half Marathon, 50k, 10k, 5k
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Finish the Run Griffith Park Half Marathon & 5k
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SPASM Lake Chabot Trail Marathon, Half Marathon, 50k, 30k, 5mi
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Great Race Half Marathon, 15k, 10k, 5k, 10mi, 1mi
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California Classic Half Marathon - Run through the Zoo
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Rodeo Beach Rumble Half, 30k, 8k
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Heartbreak Ridge Half Marathon, 10k, 5k, 1k
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San Diego Beach & Bay Half Marathon, 10k, 5k
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Fiercelifit Half Marathon, 10k, 5k
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Badger Cove Half Marathon, 10k, 5k
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Mountain 2 Beach Marathon & Half Marathon
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Horseshoe Lake Trail Marathon, Half Marathon, 30k, 5mi
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The American River Parkway Half Marathon
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Sierra Azul Trail Challenge Half Marathon, Marathon, 50k, 20mi, 7mi, 5k
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Saddleback Marathon, Half Marathon & 10k
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Napa Women's Half Marathon & 5k
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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
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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Windsor Half Marathon, 10k, 5k
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Avenue of the Giants Marathon, Half Marathon
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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
Venice Beach Half Marathon & 5k​
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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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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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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
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
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BWR Fun in the Sun Hansen Dam Half Marathon, 15k, 10k, 5k
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Lake Chabot Trail Challenge Half Marathon & 5k
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Cinderella Trail Run Marathon, Half, 50k, 30k, 5mi
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Beachfront Run Half Marathon, 10k, 5k
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Fontana Day's Run Half Marathon
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BWR Fun in the Sun Long Beach Half Marathon, 15k, 10k, 5k
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BWR Happy Father's Day Van Nuys Half Marathon, 15k, 10k, 5k
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Olympic Valley Half Marathon & 8 Miler
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Sugar Daddy Half Marathon, 10k, 5k
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BWR Father's Day Long Beach Half Marathon, 15k, 10k, 5k
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Angel Island Half Marathon and 5 Mile
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BWR Summer Solstice Half Marathon, 15k, 10k, 5k
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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
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
BWR Stars & Stripes Half Marathon, 15k, 10k, 5k
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BWR Independence Day Half Marathon, 15k, 10k, 5k
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BWR Red, White & Blue Half Marathon, 15k, 10k, 5k
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San Lorenzo River Marathon, Half Marathon, 50k, 30k, 10k
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Shoreline Half Marathon, 10k, 5k
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Bad Bass Half Marathon, 10k, 5k
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BWR Summer Sensation Half Marathon, 15k, 10k, 5k
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Napa to Sonoma Half Marathon Wine Country Half Marathon
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BWR Rockin' Summer Half Marathon, 15k, 10k, 5k
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San Francisco Marathon, 1st Half Marathon, 2nd Half Marathon
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
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
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Kirkwood's Thunder Mountain Trail Half Marathon, 18.8mi, 8mi, 50/10/5k
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BWR Summer Time Half Marathon, 15k, 10k, 5k
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Camarillo Marathon, Half Marathon, 10k, 5k
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BWR Dolphin Dash Half Marathon, 15k, 10k, 5k
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Urban Cow Half Marathon TRAINING Program Starts
Brazen Bear Creek Half Marathon, 10k, 5k
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Endless Summer Half Marathon, 10k, 5k
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BWR Summer Breeze Half Marathon, 15k, 10k, 5k
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Humboldt Bay Half Marathon, 5k & Marina Mile
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Sar Wild Run Half Marathon, 10k, 5k, 2mi 2025 Registration
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BWR Rockin' Summer Half Marathon, 15k, 10k, 5k
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Redwood (Summer) Trail Run Marathon, Half Marathon 50/30k, 5mi
America's Finest City Half Marathon & 5K
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BWR Summer Fun Half Marathon, 15k, 10k, 5k
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Trail Run at Sly Park 50k, 20mi, 13.1mi, 10mi, 5k
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Santa Rosa Marathon & Half Marathon
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BWR Summer Day Half Marathon, 15k, 10k, 5k
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BWR Beach Day Half Marathon, 15k, 10k, 5k
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Crystal Springs (Summer) Trail Run Marathon, 30k, Half Marathon, 8k
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
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
BWR Labor Day Half Marathon, 15k, 10k, 5k
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BWR Beach Fun Half Marathon, 15k, 10k, 5k
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Surfers Point Marathon, Half Marathon, 10k, 5k
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Delta Harvest Fest 13.1mi, 10k, 5k
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BWR Hot to Trot Half Marathon, 15k, 10k, 5k
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South Hills Single Track Trail Run 13.1mi, 10k, 5k
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Rocky Ridge Half Marathon, 10k, 5k
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Lake Merced Half Marathon & 4.5mi 2025 Registration
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Pacifica Summit Run Half Marathon & 5k
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Big Sur Trail Marathon, Half Marathon & 5mi
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BWR Hot Pursuit Half Marathon, 15k, 10k, 5k
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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
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
Kokanee Trail Runs 1/2 Marathon, 10k, 5k
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Long Beach Marathon, Half Marathon
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Lions Turtle Bay Three Bridges Half Marathon
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Rock'n'Roll San Jose 1/2 Marathon
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BWR Haunted Heroes Griffith Park Half Marathon, 15k, 10k, 5k
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Clo Cow Half Marathon, 10k, 5k
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Humboldt Redwoods Marathon & Half Marathon
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BWR Haunted Heroes Riverside Half Marathon, 15k, 10k, 5k
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SPACEROCK Trail Race Half Marathon, 10k, 5k
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BWR Spooktacular Half Marathon, 15k, 10k, 5k
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Jeepers Creepers Half Marathon
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Cloverdale Vineyard Races Marathon, Half Marathon & 5k
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Mission Inn Run Half Marathon, 10k, 5k
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Pasadena Trail Half Marathon, 10k, 5k
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Trail Run at Sly Park Marathon, Half Marathon, 50/10/5k, 17mi
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BWR Monster Dash Half Marathon, 15k, 10k, 5k
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Malibu Moves 5k, Half Marathon & Kids Run
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BWR Monster Dash Yorba Linda Half Marathon, 15k, 10k, 5k
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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
Thrive San Diego Half Marathon & 5k
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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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Golden Gate Half Marathon [3 hour course time limit]
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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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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
Better World Running Half Marathon, 15k, 10k, 5k
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Death Valley Trail Marathon & Half Marathon
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ZombieRunner Quarry Lakes Marathon, Half Marathon, 30k, 10k, 5k
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Lopers Holiday Classic Half Marathon & 5k
Summit Rock Half Marathon, 10k, 5k
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Hark the Herald Angels Half Marathon & 10k
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BWR Reindeer Run Van Nuys Half Marathon, 15k, 10k, 5k
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Santa To The Sea Half Marathon
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Santa Hustle Roseville Half Marathon & 5k
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BWR Holiday Fun Griffith Park Half Marathon, 15k, 10k, 5k
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San Diego Holiday Half Marathon
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Better World Running Half Marathon, 15k, 10k, 5k
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Elite Sports Holly Jolly Half Marathon, 10k, 5k
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BWR Reindeer Run Riverside Half Marathon, 15k, 10k, 5k
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Placerville Path Run Jingle & Mingle 13.1mi, 10k, 5k
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Better World Running Half Marathon, 15k, 10k, 5k
Brazen's New Years Eve Half Marathon, 10k, 5k
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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
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.