10K races in California, United States — 2026 running calendar

Sep

26

SoCal's Tiki Beach 5K & 10K Run/Walk

Huntington Beach, California, United States

$28.00 - $40.00

Running

5K 10K 1.6K

Oct

02

Look Good Feel Good San Leandro 5K, 10, Half Marathon & Marathon

San Leandro, California, United States

$50.00 - $90.00

Running

5K 10K Half-Marathon Marathon +4

Oct

09

Scarecrow 2.0

Exeter, California, United States

$15.00 - $45.00

Running

3.2K 10K Kids Dash 1-5 0.8K +1

Oct

09

Run for Mental Health 5K/10K/13.1 Los Angeles

Los Angeles, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

10

Montebello Heritage 5K/10K

Montebello, California, United States

Free - $35.00

Running

10K 5K 1K

Oct

16

Zoinks! Zombie Dash 5K/10K

Fountain Valley, California, United States

$15.00 - $47.00

Running

5K 10K 1.6K

Oct

16

Monster Miles

Fountain Valley, California, United States

$35.00 - $48.00

Running

5K 10K

Oct

16

Lake Hodges Trail Festival

San Diego, California, United States

$15.00 - $110.00

Trail running Running Duathlon

50K 25.1K 15K 10.3K +7

Nov

13

Coffee Lover Run 5K/10K/13.1 Los Angeles

Los Angeles, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Nov

25

Pre-Registration 2027 Plymouth Rock n Run

Anaheim, California, United States

$10.00 - $40.00

Running

10K 5K 1K

Apr

02

Pre-Registration Bakersfield Marathon 2028

Bakersfield, California, United States

Running

Marathon Half-Marathon 10K 5K

Oct

18

Lake Evans Triathlon, 5k & 10k

Bakersfield, California, United States

Triathlon Aquabike Swimrun Duathlon Running

23.7K 48.4K 18.7K 5.3K +12