Running Race Calendar in California, United States

2026 Winters Spooktacular Fun Run and Costume Contest

Winters, California, United States

25 Oct, 2026 (Sun)

$20.00 - $40.00

Running

1.6K 5K 10K +2

Spooky Shuffle – 5k, 10k, Half Marathon

Van Nuys, California, United States

25 Oct, 2026 (Sun)

$24.50 - $38.50

Running

5K 10K Half-Marathon

Bakersfield Monster Mash Dash

Bakersfield, California, United States

25 Oct, 2026 (Sun)

$25.00 - $35.00

Running

5K 0.4K

USS Hornet Halloween 5k

Alameda, California, United States

30 Oct, 2026 (Fri)

$45.00

Running

5K

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

San Diego, California, United States

31 Oct, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

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

San Francisco, California, United States

31 Oct, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

PB&J Fuel Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

31 Oct, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

PB&J Fuel Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

31 Oct, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Día De Los Muertos 5k Race

Sacramento, California, United States

31 Oct, 2026 (Sat)

$30.00 - $40.00

Running

5K

ZombieRunner Halloween

San Jose, California, United States

31 Oct, 2026 (Sat)

Free - $80.00

Trail running, Running

5K 10K Half-Marathon Marathon +6

The Long Beach Halloween Run 5K. 10K. Half Marathon by Califlow Runs

Long Beach, California, United States

31 Oct, 2026 (Sat)

$46.99 - $58.99

Running

5K 10K Half-Marathon

Halloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

31 Oct, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2