Discover The Best Half Marathons in California

Explore our comprehensive guide to half marathons in California, featuring a variety of races that cater to different skill levels and preferences. Whether you're a seasoned runner looking for a challenging course or a beginner seeking a scenic route, you'll find an event that aligns with your aspirations. For a full list of events, check out our calendar.
12 Week Half Training Plan →
upcoming half marathons in California
December 21, 2025
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Camarillo
January 10, 2026
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San Diego
January 10, 2026
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San Diego
January 16, 2026
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Pasadena
January 17, 2026
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January 18, 2026
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Carlsbad
January 24, 2026
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Santa Cruz
February 1, 2026
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Huntington Beach
February 1, 2026
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San Francisco
February 14, 2026
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Escondido
February 14, 2026
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February 15, 2026
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Palm Springs
February 21, 2026
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Pacifica
February 21, 2026
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Folsom
February 21, 2026
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Santa Rosa
February 21, 2026
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Castro Valley
February 22, 2026
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Ventura
February 28, 2026
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Huntington Beach
February 28, 2026
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San Diego
March 1, 2026
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Napa
March 1, 2026
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Livermore
March 7, 2026
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Chico
March 8, 2026
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Los Angeles
March 8, 2026
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Fresno
March 14, 2026
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Julian
March 14, 2026
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San Francisco
March 14, 2026
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Fort Bragg
March 15, 2026
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Encinitas
March 20, 2026
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Oakland
March 20, 2026
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San Diego
March 21, 2026
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Los Angeles
March 21, 2026
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Long Beach
March 21, 2026
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Oakland
March 22, 2026
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Modesto
March 22, 2026
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Bakersfield
