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

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

Malibu, California, United States

Oct 24, 2026 (Sat) – Oct 25, 2026

Free - $170.00

Running

10K 5K 1K Half-Marathon +8

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

Long Beach, California, United States

Oct 24, 2026 (Sat)

$42.00 - $57.75

Running

5K 10K Half-Marathon

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

Long Beach, California, United States

Oct 25, 2026 (Sun)

$38.99 - $48.99

Running

5K 10K Half-Marathon

Spooky Shuffle – 5k, 10k, Half Marathon

Van Nuys, California, United States

Oct 25, 2026 (Sun)

$24.50 - $38.50

Running

5K 10K Half-Marathon

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

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

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

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

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

Halloween Trick or Trot 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

Halloween Trick or Trot 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

ZombieRunner Halloween

San Jose, California, United States

Oct 31, 2026 (Sat)

Free - $80.00

Trail running, Running

5K 10K Half-Marathon Marathon +6