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

There are 15 half marathons in California scheduled for 2026. The next is the Mojave Half Marathon in Twentynine Palms on March 14. California half marathons run primarily March through November.

Bayshore 70.4 and Sprint Triathlon

Sat, Mar 7 · Long Beach, CA Long Beach

Bayshore SprintBayshore Sprint RelayBayshore 70.4 Relay +1

From $175 Closed

Mojave Half Marathon

Sat, Mar 14 · Twentynine Palms, CA Twentynine Palms

Mojave Half Marathon

From $50 Closed

Yosemite Half Marathon

Sat, May 9 · Bass Lake, CA Bass Lake

PacerCharity BibHalf Marathon

From $0 Open 25 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 $17.87 Open

Shadow of the Giants 50k & 20k Run

Sat, Jun 6 · Fish Camp, CA Fish Camp

20k20K Early Start50k Early Start +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

Old Zoo Half Marathon

Sun, Jun 14 · Los Angeles, CA Los Angeles

12KHalf Marathon

From $49 Open Closing Soon

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

Half MarathonFemale 2-Person Relay (each member)Male 2-Person Relay (each member) +2

From $65 Open

Courage Triathlon

Sat, Aug 15 · Westwood, CA Westwood

IndividualSupporterVendor Registration +2

From $20 Closed

Sandman Tri

Sun, Aug 23 · Aptos, CA Aptos

Sandman DuathlonSandman TriSandman Team

From $90 Closed 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

2026 Morro Bay Triathlon

Sun, Nov 1 · Morro Bay, CA Morro Bay

SprintSprint Relay TeamOlympic +9

From $120 Open