Half Marathons in California in March
27 half marathons in California are on the calendar for March 2027, in Long Beach, Napa, Livermore, Calistoga and more. Tap a race for the course, weather, past results and how to register.
Disco Miles: Beachfront Boogie 5K, 10K, Half Marathon by Califlow Runs · Long Beach, California
2027 Napa Valley Marathon · Napa, California
Livermore Valley Half Marathon · Livermore, California
Napa Valley Marathon · Calistoga, California
Run Through Redlands · Redlands, California
She Runs Long Beach - National Women's Day Run 5K • 10K • Half Marathon · Long Beach, California
Beer City Half™ San Diego · San Diego, California
Mojave Half Marathon · Twentynine Palms, California
Old West Trail Runs · Shelter Valley, California
Zoom San Francisco · San Francisco, California
Moonlight Beach Half Marathon · Encinitas, California
Shamrock'n Half Marathon · Sacramento, California
Shamrock'n Half Marathon · Sacramento, California
The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon by Califlow Runs · Long Beach, California
2027 Napa Valley Trail Marathon · Calistoga, California
2027 Oakland Running Festival · Oakland, California
Beer City Half™ Long Beach · Long Beach, California
Finish The Ride and Finish The Run Griffith Park 2027 · Los Angeles, California
Fort Bragg Whale Run and Walk · Fort Bragg, California
John Wayne Grit Series - Pioneertown · Pioneertown, California
Redwood (Spring) Trail Run · Oakland, California
Sunrise Marathon 5K/10K/13.1 LOS ANGELES · Los Angeles, California
VALENCIA Trail Race · Santa Clarita, California
Whale Walk and Run · Fort Bragg, California
Oakland Marathon · Oakland, California
San Diego Half Marathon · San Diego, California
Como La Flor 5K. 10K, Half Marathon by Califlow Runs · Long Beach, California