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

Laksa Marathon

Los Angeles, California, United States

Aug 1, 2026 (Sat)

Running

Half-Marathon 10K

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

Long Beach, California, United States

Aug 1, 2026 (Sat)

$45.99 - $52.99

Running

5K 10K Half-Marathon

Summer Breeze

San Leandro, California, United States

Aug 1, 2026 (Sat)

$50.00 - $100.00

Running

5K 10K Half-Marathon

Noyo Headlands Race

Fort Bragg, California, United States

Aug 8, 2026 (Sat)

$10.00 - $70.00

Running, Walking

Half-Marathon 10K 5K 0.8K +1

Bear Creek

Orinda, California, United States

Aug 8, 2026 (Sat)

Running

Half-Marathon 10.1K 5K

Hell Of A Half Marathon & 2 Person Relay

Exeter, California, United States

Aug 8, 2026 (Sat)

$85.00 - $95.00

Running

Half-Marathon +1

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

Long Beach, California, United States

Aug 9, 2026 (Sun)

$28.50 - $42.50

Running

5K 10K 15K Half-Marathon

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

Long Beach, California, United States

Aug 9, 2026 (Sun)

$18.00 - $52.99

Running

5K 10K Half-Marathon 1K

Bagel Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

Aug 15, 2026 (Sat) – Oct 10, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Redwood (Summer) Trail Run

Oakland, California, United States

Aug 15, 2026 (Sat)

Free - $90.00

Trail running, Running

8K Half-Marathon 30K Marathon +2

Beer City Half™ SLAM

Fremont, California, United States

Aug 15, 2026 (Sat)

$32.50 - $105.00

Running

Half-Marathon 10K 5K 1.6K +2

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

Los Angeles, California, United States

Aug 15, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2