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

Falcon 5K

Pleasant Hill, California, United States

08 Aug, 2026 (Sat)

$45.00

Running

5K

Tri Santa Cruz

Santa Cruz, California, United States

09 Aug, 2026 (Sun)

$90.00

Swimming, Running

1.5K Ultra 5K

The OC Fair Fun Run

Costa Mesa, California, United States

09 Aug, 2026 (Sun)

$35.00

Running

5K 1.6K

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

Long Beach, California, United States

09 Aug, 2026 (Sun)

$24.50 - $38.50

Running

5K 10K 15K Half-Marathon

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

Long Beach, California, United States

09 Aug, 2026 (Sun)

$18.00 - $52.99

Running

5K 10K Half-Marathon 1K

Cupertino Splash and Dash #2

Cupertino, California, United States

13 Aug, 2026 (Thu)

$40.00 - $85.00

Swimrun, Swimming, Running

6.4K 0.8K 1.6K 4.8K +1

Bagel Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

15 Aug, 2026 (Sat) – 10 Oct, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Bagel Run 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

15 Aug, 2026 (Sat) – 10 Oct, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Bagel Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

15 Aug, 2026 (Sat) – 10 Oct, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Bagel Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

15 Aug, 2026 (Sat) – 10 Oct, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Run for PB& J 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

15 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Run for PB& J 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

15 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2