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California

Here's a full listing of races and events in California.

Visit these pages for just marathons, half marathon, 10K or 5K races.

featured races

The Presidio Half Marathon, 10K, 5K

Jun 21, 2026

running & multisport races

Berkeley Trail Adventure

Sep 12, 2026

Emerald Bay Trail Run

Sep 12, 2026

IRONMAN 70.3 Santa Cruz

Triathlon / Multisport

Sep 13, 2026

Pacific Coast Triathlon

Triathlon / Multisport

Sep 13, 2026

Aloha Run San Diego

Sep 13, 2026

Sep 19, 2026

Zuma Beach Triathlon

Triathlon / Multisport

Sep 19, 2026

Alameda Island Running Festival

Sep 20, 2026

Sep 20, 2026

Huntington Beach

Aloha Run Long Beach

Sep 20, 2026

GO2 for Lung Cancer San Francisco Bay Area 5k

Sep 20, 2026

Mammoth Trail Fest

Sep 25, 2026

Be The Light 5K

Sep 26, 2026

Little Wharf 3-Miler

Sep 26, 2026

Double Peak Challenge

Sep 26, 2026

Big Sur Trail Marathon, Half Marathon & 5 Mile

Sep 26, 2026

Barra of Mendocino Harvest Celebration Run 5k

Sep 27, 2026

Auburn Half Marathon

Sep 27, 2026

Awesome 80's Run

Oct 3, 2026

Rock 'n' Roll San Jose

Oct 3, 2026

Pacific Beach Half Marathon & 5K

Oct 3, 2026

Oct 4, 2026

Huntington Beach

Kodiak Ultra Marathons

Oct 8, 2026

Ruth Anderson Memorial Endurance Run

Oct 10, 2026

Long Beach Marathon

Oct 10, 2026

Sunset & Cider Trail Races

Oct 10, 2026

Champion Mine Trail Race

Oct 11, 2026

Oct 11, 2026

Humboldt Redwoods Marathon, Half Marathon, and 5K

Oct 11, 2026

Lake Tahoe Marathon

Oct 16, 2026

Sonoma Fall Classic

Oct 17, 2026

Lake Hodges Trail Festival

Oct 17, 2026

The Jackalope Lope

Oct 17, 2026

The Peak 50k/Marathon/Half Marathon

Oct 17, 2026

Diablo Summit Stomp

Oct 17, 2026

SPACEROCK Trail Race

Oct 17, 2026

IRONMAN California

Triathlon / Multisport

Oct 18, 2026

2026 Cal Tri LA

Triathlon / Multisport

Oct 18, 2026

Pasadena Trail Half, 5K/10K

Oct 18, 2026

Jeepers Creepers Half Marathon

Oct 18, 2026

Ragnar Trail SoCal

Oct 23, 2026

2026 Night Nation Run - Sacramento, CA

Oct 24, 2026

Eden Rift Haunted Wine Run 5k

Oct 24, 2026

Oakland Hills 10K, Half, 35K

Oct 24, 2026

Dia de los Muertos Half Marathon

Oct 24, 2026

Napa Fall Wine Country Marathon, Half Marathon & 10K

Oct 24, 2026

Beer City Half Bishop Ranch

Oct 25, 2026

Finish The Ride and Finish The Run Santa Clarita

Triathlon / Multisport

Oct 25, 2026

Oct 31, 2026

2026 Optimism Cal Tri Newport Dunes

Triathlon / Multisport

Nov 1, 2026