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

The Rebel Run – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

May 2, 2026 (Sat)

Running

5K 10K Half-Marathon

2026 Old Timers Day 5K Fun Run

Avenal, California, United States

May 2, 2026 (Sat)

Running

5K 3.2K

The Hoag OC Marathon Running Festival

Costa Mesa, California, United States

May 2, 2026 (Sat) – May 3, 2026

Running

5K Half-Marathon Marathon +11

Vibha Bay Area Dream Mile

Sunnyvale, California, United States

May 1, 2026 (Fri) – Sep 6, 2026

$45.00 - $70.00

Running

5K Half-Marathon 10K +3

Warrior for Children's Child Trauma Awareness Virtual 5K Run & Walk

Upland, California, United States

May 1, 2026 (Fri) – May 30, 2026

Running

5K

CINCO DE MILE 5 QUE- FRESNO 5K

Fresno, California, United States

May 1, 2026 (Fri)

Running, Walking

5K 3.2K

RIS 5K

Rolling Hills Estates, California, United States

Apr 26, 2026 (Sun) – May 1, 2026

Running

5K

Hobby Joggers

Temecula, California, United States

Apr 22, 2026 (Wed) – Sep 12, 2026

$45.00

Running

5K 3.2K 2.5K 0.4K +5

Great Race | Virtual Edition

Los Angeles, California, United States

Apr 11, 2026 (Sat) – Jun 30, 2026

Running

5K 10K 15K 16.1K +1

The Ovarian Cancer Circle 5th Teal There's A Cure 5K Walk Run

Los Angeles, California, United States

Apr 6, 2026 (Mon) – May 31, 2026

Running

5K

SRLA Friendship Run

Pacoima, California, United States

Feb 15, 2026 (Sun) – May 31, 2026

Running

30K 5K +1

Kendra's Race

Goleta, California, United States

Feb 8, 2026 (Sun) – Nov 15, 2026

$30.00 - $125.00

Running, Triathlon

5K 24.1K +6