Half Marathons in California in January
27 half marathons in California are on the calendar for January 2027, in Castro Valley, Huntington Beach, Long Beach, Los Angeles and more. Tap a race for the course, weather, past results and how to register.
Brazen New Years Day Runs · Castro Valley, California
Run In The New Year 5k/10K/Half Marathon · Huntington Beach, California
Chasing Churros 5K, 10K & Half Marathon by Califlow Runs · Long Beach, California
Griffith Park Resolution Run · Los Angeles, California
Citrus Heritage Run · Riverside, California
Grievances & Gratitude Run – New Year Reset 5K 10K Half Marathon · Long Beach, California
San Diego 50 & Trail Runs · Escondido, California
Define Your Glow - New Year Reset 5K, 10K, Half Marathon by Califlow Runs · Long Beach, California
MLK Jr. Freedom Run 5K/10K/13.1 LOS ANGELES · Los Angeles, California
MLK Jr. Freedom Run 5K/10K/13.1 SACRAMENTO · Sacramento, California
MLK Jr. Freedom Run 5K/10K/13.1 SAN DIEGO · San Diego, California
MLK Jr. Freedom Run 5K/10K/13.1 SAN FRANCISCO · San Francisco, California
Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO · Los Angeles, California
The Bagel Run – 5K, 10K, 10-Miler, Half Marathon · Long Beach, California
Carlsbad Marathon · Carlsbad, California
Rose Bowl Half Marathon · Pasadena, California
SPASM Crystal Springs Trail Run · Woodside, California
Polar Bear Run 5K, 10K, and Half Marathon by Califlow Runs · Long Beach, California
Del Dios Trail Race · Escondido, California
Coffee Lover Run SACRAMENTO · Sacramento, California
Coffee Lover Run SAN DIEGO · San Diego, California
Coffee Lover Run SAN FRANCISCO · San Francisco, California
Coyote Hills · Fremont, California
Run for Donut SACRAMENTO · Sacramento, California
Run for Donut SAN DIEGO · San Diego, California
Run for Donut SAN FRANCISCO · San Francisco, California
Besties Run 5K. 10K. Half Marathon , & Kids Dash · Long Beach, California