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

Aug

29

Run to Breast Cancer 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

29

Run to Breast Cancer 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

29

Run to Breast Cancer 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

29

SPASM Crystal Springs Trail Run

Woodside, California, United States

Trail running Running

10K Half-Marathon 35.4K Marathon +2

Aug

23

One Love Run – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

Running

5K 10K 16.1K Half-Marathon

Aug

22

Steps4SMILEs 5k/10k Charity Race

Sunnyvale, California, United States

Running

5K 10K

Aug

22

Race2Unravel

Gilroy, California, United States

Running

10K 5K +1

Aug

22

Casa Superhero Run

Bakersfield, California, United States

$35.00 - $45.00

Running

1K 5K 10K 2K +7

Aug

22

Albert Rivera Menudo Run

South El Monte, California, United States

Running

5K 10K

Aug

16

To Serve Man - Alien Invasion -5K 10K

Long Beach, California, United States

Running

5K 10K

Aug

16

Never Say Die Run 5K. 10K. Half Marathon An 80s Adventure Movie Inspired Race

Long Beach, California, United States

Running

5K 10K Half-Marathon

Aug

16

RUN FOR THE HEALTH OF IT

La Canada Flintridge, California, United States

Running

10K 5K