Half-Marathon races in California, United States — 2026 running calendar

Aug

08

Noyo Headlands Race

Fort Bragg, California, United States

Running Walking

Half-Marathon 10K 5K 0.8K +1

Aug

08

Hell Of A Half Marathon & 2 Person Relay

Exeter, California, United States

Running

Half-Marathon +1

Aug

08

Bear Creek

Orinda, California, United States

Running

Half-Marathon 10.1K 5K

Aug

01

Dog Days of Summer – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

Running

5K 10K 16.1K Half-Marathon +1

Aug

01

Tiki Time Run: Paradise Run 5K, 10K, & Half Marathon by Califlow Runs

Long Beach, California, United States

Running

5K 10K Half-Marathon

Aug

01

Laksa Marathon

Los Angeles, California, United States

Running

Half-Marathon 10K

Aug

01

Summer Breeze

San Leandro, California, United States

Running

5K 10K Half-Marathon

Jul

26

BOO-gie FUR-ight Night Glow Run - SummerWeen Series by Califlow Runs

Long Beach, California, United States

Running

5K 10K Half-Marathon 1.6K

Jul

25

Run for Donuts 5K/10K/13.1 San Diego

San Diego, California, United States

Running

5K 10K Half-Marathon 1.6K +8

Jul

25

Run for Donuts 5K/10K/13.1 Sacramento

Sacramento, California, United States

$30.00 - $50.00

Running

5K 10K Half-Marathon 1.6K +8

Jul

25

Run for Donuts 5K/10K/13.1 Los Angeles

Los Angeles, California, United States

$30.00 - $50.00

Running

5K 10K Half-Marathon 1.6K +8

Jul

25

Run for Coffee Lovers 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

Running

5K 10K Half-Marathon 1.6K +2