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

Oct

24

Miles for Migraine San Francisco

San Francisco, California, United States

Running

3.2K 5K

Oct

24

Monster Dash 5k - Hosted by Pcs Mvp Club - Quincy Site

Quincy, California, United States

Free - $25.00

Running

5K Monster Dash - PCS Student Registration

Oct

24

Howlin' Moon 5k & 2k Race plus 1k Fun Run -

San Francisco, California, United States

$18.00 - $34.56

Running

5K 2K 1K

Oct

24

RunThrough USA Long Beach 5k,10k & Half Marathon Race

Long Beach, California, United States

$42.00 - $57.75

Running

5K 10K Half-Marathon

Oct

24

Lake Los Angeles Desert Sunrise 5k

Lancaster, California, United States

$40.00 - $50.00

Running Walking

5K

Oct

25

Monster Mash

Coronado, California, United States

Free - $65.00

Running

5K 10K 1K Trunk or Treat - EFMP +11

Oct

25

Trick or Trot 5K, 10K, and Half Marathon by Califlow Runs

Long Beach, California, United States

$48.99 - $52.99

Running

5K 10K Half-Marathon

Oct

25

Bakersfield Monster Mash Dash

Bakersfield, California, United States

$25.00 - $50.00

Running

5K 0.4K

Oct

25

1 IN 5K Dyslexia Dash

Los Angeles, California, United States

$38.00

Running

5K

Oct

25

2026 Winters Spooktacular Fun Run and Costume Contest

Winters, California, United States

$20.00 - $45.00

Running

1.6K 5K 10K +2

Oct

25

Howl-o-ween Doggie Dash 5K

Los Angeles, California, United States

$45.00

Running

5K

Oct

25

Day of The Dead 5K & 10k

Fair Oaks, California, United States

$55.00 - $70.00

Running

5.1K 10K