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

BOO-gie FUR-ight Night Glow Run - SummerWeen Series by Califlow Runs

Long Beach, California, United States

26 Jul, 2026 (Sun)

$29.00 - $58.99

Running

5K 10K Half-Marathon 1.6K

Dog Days of Summer – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

01 Aug, 2026 (Sat)

$10.00 - $38.99

Running

5K 10K 16.1K Half-Marathon +1

Green Valley Lake 5k/10k/& Half Marathon

Green Valley Lake, California, United States

01 Aug, 2026 (Sat)

$40.00 - $90.00

Running

5K 10K Half-Marathon

Tiki Time Run: Paradise Run 5K, 10K, & Half Marathon by Califlow Runs

Long Beach, California, United States

01 Aug, 2026 (Sat)

$45.99 - $48.99

Running

5K 10K Half-Marathon

Noyo Headlands Race

Fort Bragg, California, United States

08 Aug, 2026 (Sat)

$10.00 - $70.00

Running, Walking

Half-Marathon 10K 5K 0.8K +1

Hell Of A Half Marathon & 2 Person Relay

Exeter, California, United States

08 Aug, 2026 (Sat)

$75.00 - $85.00

Running

Half-Marathon +1

Sundae Funday - Ice Cream Run 5K, 10K, and Half Marathon by Califlow Runs

Long Beach, California, United States

09 Aug, 2026 (Sun)

$18.00 - $52.99

Running

5K 10K Half-Marathon 1K

Howl at the Moon – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

09 Aug, 2026 (Sun)

$24.50 - $38.50

Running

5K 10K 15K Half-Marathon

Bagel Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

15 Aug, 2026 (Sat) – 10 Oct, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Beer City Half™ SLAM

Fremont, California, United States

15 Aug, 2026 (Sat)

$30.00 - $102.50

Running

Half-Marathon 10K 5K 1.6K +2

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

Sacramento, California, United States

15 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

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

San Diego, California, United States

15 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2