Running Race Calendar in California, United States

Oct

25

2026 Winters Spooktacular Fun Run and Costume Contest

Winters, California, United States

$20.00 - $40.00

Running

1.6K 5K 10K +2

Oct

25

DIA DE LOS MUERTOS 5K RUN/WALK - CLOVIS

Clovis, California, United States

$45.00

Running Walking

5K 3.2K

Oct

26

Metal into magic! Ring-making Class

San Diego, California, United States

$80.00

Running

Active-Duty E1-E6

Oct

29

Witches Paddle

Coronado, California, United States

$15.00

Running

Kayak Stand Up Paddleboard

Oct

30

USS Hornet Halloween 5k

Alameda, California, United States

$50.00

Running

5K

Oct

30

Dia de los Deadlifts

Coronado, California, United States

$15.00

Running

Participant

Oct

30

Dia De Los Deadlift Challenge

San Diego, California, United States

$18.00

Running

Dia De Los Deadlift Challenge

Oct

30

The Iron Office Health And Fitness Expo

Clovis, California, United States

Free - $500.00

Running

EXPO (10x10 Booth Space) EXPO (20x10 Booth Space) EXPO (30x10 Booth Space) FRIDAY OUTSIDE Vendor Booth(10x10 Space) +4

Oct

30

Lake Casitas Short Course Championships (Middle School Racer Sign Ups Only)

Ventura, California, United States

$5.00

Running

3.1K

Oct

31

ZombieRunner Halloween

San Jose, California, United States

Free - $80.00

Trail running Running

5K 10K Half-Marathon Marathon +6

Oct

31

PB&J Fuel Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

This Hill Has Eyes 5K

Palmdale, California, United States

$25.00

Running

5K