Race Discovery

5K races in California, United States — 2026 running calendar

1312 events found

Santa Barbara Triathlon & Beach Festival logo
Aug
29

Santa Barbara Triathlon & Beach Festival

Santa Barbara, California, United States
Running Swimming
5K 1.6K Ultra
Night of the Running Dead 5K, 10K, 1 Miler, Half Marathon SummerWeen Series by Califlow Runs logo
Aug
29

Night of the Running Dead 5K, 10K, 1 Miler, Half Marathon SummerWeen Series by Califlow Runs

Long Beach, California, United States
Running
5K 10K Half-Marathon 1.6K
Move4Life's Half-Marathon
Aug
29

Move4Life's Half-Marathon

Sacramento, California, United States
Running Walking
Half-Marathon 10K 5K 3.2K
We Run LA logo
Aug
29

We Run LA

Los Angeles, California, United States
Running
4.8K
Run to Breast Cancer 5K/10K/13.1 SACRAMENTO logo
Aug
29

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

Sacramento, California, United States
Running
5K 10K Half-Marathon 1.6K +2
Splash Dash 5k (& Dry Run 5k) at Wild Rivers in Irvine logo
Aug
23

Splash Dash 5k (& Dry Run 5k) at Wild Rivers in Irvine

Irvine, California, United States
Running
5K
Californian Dreamin 5K, 10K, & Half Marathon by Califlow Runs logo
Aug
23

Californian Dreamin 5K, 10K, & Half Marathon by Califlow Runs

Long Beach, California, United States
Running
5K 10K Half-Marathon
One Love Run – 5K, 10K, 10M, and Half Marathon logo
Aug
23

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

Long Beach, California, United States
Running
5K 10K 16.1K Half-Marathon
Discovery Cube LA’s 5k and 1k Family Fun Run
Aug
23

Discovery Cube LA’s 5k and 1k Family Fun Run

Sylmar, California, United States
Running
5K 1K
Millerton Madness Triathlon logo
Aug
23

Millerton Madness Triathlon

Friant, California, United States
Triathlon Running
17.4K 5K +1
Race for the Arts 5K logo
Aug
22

Race for the Arts 5K

Sacramento, California, United States
Running
5K
Albert Rivera Menudo Run logo
Aug
22

Albert Rivera Menudo Run

South El Monte, California, United States
Running
5K 10K