Half-Marathon races in California, United States — 2026 running calendar

Oct

24

Malibu Moves: Half Marathon, 10K, 5K, 1-Mi & 1K

Malibu, California, United States

Free - $184.00

Running

10K 5K 1K Half-Marathon +8

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

DIA DE LOS MUERTOS HALF MARATHON & 5K RUN/WALK (BAKERSFIELD)

Bakersfield, California, United States

$50.00 - $93.00

Running Walking

Half-Marathon 5K 3.2K

Oct

25

Spooky Shuffle – 5k, 10k, Half Marathon

Van Nuys, California, United States

$24.50 - $38.50

Running

5K 10K Half-Marathon

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

31

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

Sacramento, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

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

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

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

Los Angeles, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

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

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

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

Sacramento, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

Halloween Trick or Trot 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

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

Los Angeles, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2