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

Halloween Trick or Trot Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Halloween Trick or Trot Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Whittier Spooktacular 5K

Whittier, California, United States

Oct 31, 2026 (Sat)

$25.00 - $40.00

Running

0.8K 5K

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

Long Beach, California, United States

Oct 31, 2026 (Sat)

$46.99 - $58.99

Running

5K 10K Half-Marathon

Día De Los Muertos 5k Race

Sacramento, California, United States

Oct 31, 2026 (Sat)

$30.00 - $40.00

Running

5K

Northgate Market 5K

Anaheim, California, United States

Oct 31, 2026 (Sat)

$35.00

Running

5K

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

San Francisco, California, United States

Oct 31, 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

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Run For The Brains!

Stockton, California, United States

Oct 31, 2026 (Sat)

$10.00 - $35.00

Walking, Running

1K 5K 10K +1

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

Sacramento, California, United States

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

ZombieRunner Halloween

San Jose, California, United States

Oct 31, 2026 (Sat)

Free - $80.00

Trail running, Running

5K 10K Half-Marathon Marathon +6

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

San Diego, California, United States

Oct 31, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2