Running Race Calendar in California, United States

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

Long Beach, California, United States

02 May, 2026 (Sat)

Running

5K 10K Half-Marathon

Hoag Kids Run The OC

Costa Mesa, California, United States

02 May, 2026 (Sat)

Running

1.6K

Alysia Montaño's Surprise Birthday 1 Mile Race

Berkeley, California, United States

02 May, 2026 (Sat)

Running

1.6K

NURSES ROCK Run/Walk

San Dimas, California, United States

02 May, 2026 (Sat)

Running

5K 10K 15K +1

Viking Run

San Francisco, California, United States

02 May, 2026 (Sat)

Running

5K 2K +4

Full Moon Gauntlet

Borrego Springs, California, United States

01 May, 2026 (Fri) – 02 May, 2026

Running

35.4K

Run With Your Perrijo 50 Mile Virtual Challenge

Livermore, California, United States

01 May, 2026 (Fri) – 31 May, 2026

Running

Ultra

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

Upland, California, United States

01 May, 2026 (Fri) – 30 May, 2026

Running

5K

CINCO DE MILE 5 QUE- FRESNO 5K

Fresno, California, United States

01 May, 2026 (Fri)

Running, Walking

5K 3.2K

Summer Vibes Virtual Challenge 50 Miles, 100 Miles, 200 Miles, 300 Miles

Long Beach, California, United States

27 Apr, 2026 (Mon) – 30 Sep, 2026

$40.00 - $50.00

Running

Ultra

RIS 5K

Rolling Hills Estates, California, United States

26 Apr, 2026 (Sun) – 01 May, 2026

Running

5K

Badwater 267 VR Elite

Death Valley, California, United States

25 Apr, 2026 (Sat) – 10 May, 2026

Running

Ultra