Marathon races in California, United States — 2026 running calendar

Horseshoe Lake Trail Run

Los Gatos, California, United States

17 Apr, 2027 (Sat)

Free - $90.00

Trail running, Running

8.2K Half-Marathon 30K Marathon +2

SPASM Lake Chabot Trail Run

Castro Valley, California, United States

24 Apr, 2027 (Sat)

Free - $90.00

Trail running, Running

8K Half-Marathon 28.8K Marathon +2

Pre-Registration Bakersfield Marathon 2028

Bakersfield, California, United States

02 Apr, 2028 (Sun)

Running

Marathon Half-Marathon 10K 5K

Cinderella Trail Run

Oakland, California, United States

30 May, 2026 (Sat)

Trail running, Running

8K Half-Marathon 30K Marathon +2

Grizzly Peak Trail Run

Berkeley, California, United States

09 May, 2026 (Sat)

Trail running, Running

10K Half-Marathon 30K Marathon +2

2026 Avenue of the Giants Marathon

Arcata, California, United States

03 May, 2026 (Sun)

Running

Marathon Half-Marathon 10K

The Hoag OC Marathon Running Festival

Costa Mesa, California, United States

02 May, 2026 (Sat) – 03 May, 2026

Running

5K Half-Marathon Marathon +11