Half Marathons in California 2026 | Upcoming Races & Dates | My Next Race

There are 17 half marathons in California scheduled for 2026. The next is the Full Moon Gauntlet in Borrego Springs on May 1. California half marathons run primarily May through August.

Full Moon Gauntlet

Fri, May 1 · Borrego Springs, CA Borrego Springs

The SUCKFull Moon Gauntlet

From $99 Closed 50 spots left

Bikes & Beers Escondido

Sat, May 9 · Escondido, CA Escondido

15 MILE (10:00 AM Start Time)30 MILE (9:00 AM Start Time)30 MILE (9:30 AM Start Time) +3

From $22.7 Open

Yosemite Half Marathon

Sat, May 9 · Bass Lake, CA Bass Lake

Charity BibPacerHalf Marathon

From $0 Open Closing Soon 25 spots left

Shadow of the Giants 50k & 20k Run

Sat, Jun 6 · Fish Camp, CA Fish Camp

20K Early Start20k50k +1

From $80 Open 50 spots left

Bikes & Beers Anaheim

Sat, Jun 6 · Anaheim, CA Anaheim

15 MILE (10:00 AM Start Time)30 MILE (9:30 AM Start Time)30 MILE (9:00 AM Start Time) +3

From $17.87 Open

WICKED FAST MARATHON & HALF MARATHON SAN DIEGO

Sat, Jun 13 · El Cajon, CA El Cajon

HALF MARATHONMARATHON

From $99 Open Closing Soon

Old Zoo Half Marathon

Sun, Jun 14 · Los Angeles, CA Los Angeles

12KHalf Marathon

From $49 Open

Half-Marathon Training for Fun & Fitness

Sun, Jul 19 · Grass Valley, CA Grass Valley

Half-Marathon Training to Run for Fun and Fitness!

From $40 Closed

Hell Of A Half Marathon & 2 Person Relay

Sat, Aug 8 · Exeter, CA Exeter

Virtual Half MarathonMale 2-Person Relay (each member)Coed 2-Person Relay (each member) +2

From $65 Open Closing Soon

Courage Triathlon 2026

Sat, Aug 15 · Lake Almanor, CA Lake Almanor

IndividualVendor RegistrationSupporter +2

From $20 Open

Sandman Tri

Sun, Aug 23 · Aptos, CA Aptos

Sandman DuathlonSandman TeamSandman Tri

From $70 Open 50 spots left

Bikes & Beers Ventura

Sat, Sep 19 · Ventura, CA Ventura

15 MILE (10:00 AM Start Time)30 MILE (9:00 AM Start Time)30 MILE (9:30 AM Start Time) +3

From $17.87 Open

Bikes & Beers San Diego

Sat, Oct 10 · San Diego, CA San Diego

15 MILE (10:00 AM Start Time)30 MILE (9:00 AM Start Time)30 MILE (9:30 AM Start Time) +3

From $18.16 Open

Lake Hodges Trail Duathlon

Sun, Oct 18 · San Diego, CA San Diego

Trail Duathlon- Run | Bike | Run

From $95 Open Closing Soon

2026 Morro Bay Triathlon

Sun, Nov 1 · Morro Bay, CA Morro Bay

Sprint Relay TeamSprintOlympic +9

From $120 Open

Bayshore 70.4 and Sprint Triathlon

Sat, Mar 13 · Long Beach, CA Long Beach

Bayshore SprintBayshore SprintBayshore Sprint Relay +5

From $175 Open

GOOD COMPANY 14K

Sun, Aug 29 · Valencia, CA Valencia

GOOD COMPANY 14K

From $84.95 Closed