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

Apr

24

Running Is For The Birds - 5K, 10K, Kids Run - Earth Day Celebration

Huntington Beach, California, United States

Free - $45.00

Running

5K 10K Fuzzy Feathers Kids Run Beach Clean up only +2

Apr

24

Gift of Life

Visalia, California, United States

$35.00

Running

5K

Apr

24

Michael Bazan Jimenez & Noah Lichwa Memorial Fun Run/Walk

Winters, California, United States

$40.00

Running

5K

Apr

25

Orange County Multisport Festival

Mission Viejo, California, United States

$50.00 - $265.00

Triathlon Aquabike Running

Ultra 5K

Apr

25

Aut2Run for Autism (15K, 5K, 10K, Fun-K, 1 Mile & Virtual Race)

Camarillo, California, United States

$35.00 - $60.00

Running

15K 10K 5K 1.6K +2

Apr

25

Grapes of Wrath Triathlon, 5k & 10k

Delano, California, United States

$50.00 - $200.00

Triathlon Duathlon Swimrun Aquabike Running

26.6K 48.1K Sprint Duathlon Sprint Aquathlon +11

May

01

Run With All Your Heart 5k- Los Angeles

Los Angeles, California, United States

$35.00

Running

5K

May

01

The Hoag OC Marathon Running Festival

Costa Mesa, California, United States

Free - $194.00

Running

5K Half-Marathon Marathon Charity Half Marathon +15

May

01

Run, Fiesta, Repeat - Cinco de Mayo 5K, 10K, & Half Marathon

Long Beach, California, United States

$24.99 - $44.99

Running

5K 10K Half-Marathon

May

01

SoCal's Cinco De Miles 5K and 5 Mile

Huntington Beach, California, United States

$28.00 - $44.00

Running

5K 8K 1.6K Kid's Carrera- 400 yards

May

01

Abrazo 5K Walk & 10K Run

San Ysidro, California, United States

$25.00 - $65.00

Running Walking

10K 5K Social Ticket

May

01

Kerman Almond Festival Scholarship Fun Run/Walk

Kerman, California, United States

$5.00 - $25.00

Running Walking

5K 0.8K 0.4K 0.2K +1