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

Aug

08

Bear Creek

Orinda, California, United States

Running

Half-Marathon 10.1K 5K

Aug

08

Margaritaville Run San Diego Gaslamp 10K & 5K

San Diego, California, United States

Running

5K 10K

Aug

06

Coveathlon #4

Newport Beach, California, United States

Swimrun Swimming Running

6K 1K 5K 10K +1

Aug

01

Pride of the Valley 5K & 10K

Baldwin Park, California, United States

Running

5K 10K

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

Summer Breeze

San Leandro, California, United States

Running

5K 10K Half-Marathon

Aug

01

Laksa Marathon

Los Angeles, California, United States

Running

Half-Marathon 10K

Aug

01

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

Long Beach, California, United States

Running

5K 10K Half-Marathon

Jul

30

Coveathlon #3

Newport Beach, California, United States

Swimrun Swimming Running

6K 1K 5K 10K +1

Jul

26

3rd Annual TRANS PRIDE 5K

Los Angeles, California, United States

Running

5K 10K

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 San Francisco

San Francisco, California, United States

Running

5K 10K Half-Marathon 1.6K +8