Race Discovery

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

362 events found

San Lorenzo River Trail Run logo
Jul
11

San Lorenzo River Trail Run

Santa Cruz, California, United States
Trail running Running
10.1K Half-Marathon 30K Marathon +3
Red, White, and Run – 5K, 10K, and Half Marathon logo
Jul
05

Red, White, and Run – 5K, 10K, and Half Marathon

Long Beach, California, United States
Running
5K 10K Half-Marathon
Run for Chocolate 5K/10K/13.1 SAN DIEGO logo
Jul
04

Run for Chocolate 5K/10K/13.1 SAN DIEGO

San Diego, California, United States
Running
5K 10K Half-Marathon 1.6K +2
Run for Chocolate 5K/10K/13.1 SAN FRANCISCO logo
Jul
04

Run for Chocolate 5K/10K/13.1 SAN FRANCISCO

San Mateo, California, United States
Running
5K 10K Half-Marathon 1.6K +2
July 4th Run 5K/10K/13.1 SAN FRANCISCO logo
Jul
04

July 4th Run 5K/10K/13.1 SAN FRANCISCO

San Mateo, California, United States
Running
5K 10K Half-Marathon 1.6K +2
July 4th Run 5K/10K/13.1 SACRAMENTO logo
Jul
04

July 4th Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States
Running
5K 10K Half-Marathon 1.6K +2
July 4th Run 5K/10K/13.1 SAN DIEGO logo
Jul
04

July 4th Run 5K/10K/13.1 SAN DIEGO

San Diego, California, United States
Running
5K 10K Half-Marathon 1.6K +2
July 4th Run 5K/10K/13.1 LOS ANGELES logo
Jul
04

July 4th Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States
Running
5K 10K Half-Marathon 1.6K +2
Run for Chocolate 5K/10K/13.1 LOS ANGELES logo
Jul
04

Run for Chocolate 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States
Running
5K 10K Half-Marathon 1.6K +2
Run for Chocolate 5K/10K/13.1 SACRAMENTO logo
Jul
04

Run for Chocolate 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States
Running
5K 10K Half-Marathon 1.6K +2
Alien Run – 5K, 10K, 10M, and Half Marathon logo
Jun
28

Alien Run – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States
Running
5K 10K 15K Half-Marathon
Goleta Beach Half Marathon, 10K, 5K, Kid's 1-Mile logo
Jun
27

Goleta Beach Half Marathon, 10K, 5K, Kid's 1-Mile

Goleta, California, United States
Running
Half-Marathon 10.7K 5K 1.6K