Race Discovery

10K races in California, United States — 2026 running calendar

588 events found

Howl at the Moon – 5K, 10K, 10M, and Half Marathon logo
Aug
09

Howl at the Moon – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States
Running
5K 10K 15K Half-Marathon
Sundae Funday - Ice Cream Run 5K, 10K, and Half Marathon by Califlow Runs logo
Aug
09

Sundae Funday - Ice Cream Run 5K, 10K, and Half Marathon by Califlow Runs

Long Beach, California, United States
Running
5K 10K Half-Marathon 1K
Run Through the Pines | 5K and 10K logo
Aug
08

Run Through the Pines | 5K and 10K

Crestline, California, United States
Running
5K 10K
Bear Creek logo
Aug
08

Bear Creek

Orinda, California, United States
Running
Half-Marathon 10.1K 5K
Noyo Headlands Race logo
Aug
08

Noyo Headlands Race

Fort Bragg, California, United States
Running Walking
Half-Marathon 10K 5K 0.8K +1
Margaritaville Run San Diego Gaslamp 10K & 5K logo
Aug
08

Margaritaville Run San Diego Gaslamp 10K & 5K

San Diego, California, United States
Running
5K 10K
Coveathlon #4 logo
Aug
06

Coveathlon #4

Newport Beach, California, United States
Swimrun Swimming Running
6K 1K 5K 10K +1
Run LA 10 Miler logo
Aug
02

Run LA 10 Miler

Los Angeles, California, United States
Running
16.1K 10K 5K
Dog Days of Summer – 5K, 10K, 10M, and Half Marathon logo
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
Tiki Time Run: Paradise Run 5K, 10K, & Half Marathon by Califlow Runs logo
Aug
01

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

Long Beach, California, United States
Running
5K 10K Half-Marathon
Laksa Marathon logo
Aug
01

Laksa Marathon

Los Angeles, California, United States
Running
Half-Marathon 10K
Summer Breeze logo
Aug
01

Summer Breeze

San Leandro, California, United States
Running
5K 10K Half-Marathon