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

Apr

03

Bedrock Valley Trail Runs

Hemet, California, United States

$15.00 - $115.00

Trail running Running Cycling

Marathon Half-Marathon 15K 10K +9

Apr

04

Modesto Marathon

Modesto, California, United States

$50.00 - $125.00

Running

Marathon Half-Marathon 10K 5K +8

Apr

04

World Health Day: 5K 10K Half Marathon Running for a Better World by Califlow Runs

Long Beach, California, United States

$25.00 - $50.00

Running

5K 10K Half-Marathon 1.6K

Apr

10

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

Los Angeles, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

10

Run for Bagels 5K/10K/13.1 San Francisco

San Francisco, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

10

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

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

10

Run for Bagels 5K/10K/13.1 Sacramento

Sacramento, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

10

Porterville 5K/10K Trail Run

Porterville, California, United States

$10.00 - $50.00

Running

5K 10K 6.4K

Apr

10

Run for Pb&J 5k/10k/13.1 Los Angeles

Los Angeles, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

10

San Diego Beach & Bay Half Marathon

San Diego, California, United States

Free - $119.00

Running

Half-Marathon 10K 5.1K 5K +1

Apr

10

Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M

Agoura Hills, California, United States

$33.49 - $92.45

Trail running Running

Half-Marathon 10K 16.6K 15K +3

Apr

11

Cal Tri Lake Perris - 4.11.27

Perris, California, United States

Free - $500.00

Triathlon Aquabike Swimrun Swimming Running Duathlon

Sprint Triathlon Olympic Triathlon Youth Sprint Triathlon Sprint RunBikeRun (5km run, 15km bike, 5km run) +15