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Half Marathons found in California in January
View all ↓Half Marathons in California in January 2026
Find A Race is the US's favourite event listings site. Check out our list of January 2026 Half Marathons in California below.
Race Calendar: Half Marathons found in January
Happy New Year 2026 - 5K, 10K, and Half Marathon
Long Beach, California
01 Jan 26
$32.79 - $42.33
Brazen New Year's Day 2026
Castro Valley, California
01 Jan 26
Dia De Los Reyes Magos - Bakersfield
Bakersfield, California
03 Jan 26
$20.58 - $58.74
Chase the Falling Stars - Quadrantid Meteor Shower 5K 10K & Half Marathon
Santa Monica, California
03 Jan 26
$32.79 - $42.33
Grievances & Gratitude Run Let Go, Run Free, Embrace the Positive! 5K, 10K, and Half Marathon
Long Beach, California
04 Jan 26
$32.79 - $38.09
Dia De Los Reyes Magos - Fresno
Fresno, California
04 Jan 26
$19.00 - $102.20
Citrus Heritage Run
Riverside, California
10 Jan 26
$22.95 - $76.33
San Diego 50 & Trail Runs
Escondido, California
10 Jan 26
$16.90 - $144.10
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