menu
Race Calendar
Marathon Collections
Find by State
Training Plans
Articles
close
Race Calendar
Search
Newsletter
Training Plans
5K
10K
Half Marathon
Marathon
Submit Races
About
Advertise

California

Running, Trail & Triathlon Races Across California

Browse upcoming marathons, half marathons, 5Ks, 10Ks, trail runs, and triathlons across California — LA, San Francisco, Lake Tahoe, and San Diego.

Popular Cities and Distances

Mammoth Lakes
Bishop
Santa Barbara
Truckee
Berkeley
Pasadena
Huntington Beach
Auburn
Ultramarathon
Marathon
Half Marathon
10K
5K

Full List of Running & Triathlon Races

April 25, 2027

Napa Spring Half Marathon

Napa
April 25, 2027

Orange County Multi-Sport Festival

April 25, 2027

Mermaid Run San Francisco

San Francisco
May 1, 2027

The Hoag OC Marathon Running Festival

Newport Beach
May 1, 2027

Fresno Urban Run

Fresno
May 1, 2027

Santa Clarita Trail Race

Santa Clarita
May 2, 2027

Avenue of the Giants Marathon

Humboldt
May 2, 2027

Bay Bridge Half Marathon

Oakland
May 2, 2027

Sombrero Marathon

Santa Clarita
May 2, 2027

2026 Cal Tri Ventura

Ventura
May 8, 2027

Yosemite Half Marathon

Yosemite
May 8, 2027

Santa Barbara Wine Country Half Marathon

Santa Barbara
May 8, 2027

Folsom Lake International Triathlon

Folsom
May 8, 2027

Grizzly Peak Trail Run

Berkeley
May 8, 2027

Stinson Beach Muir Woods Marathon

Marin
May 15, 2027

La Jolla Half Marathon & 5K

San Diego
May 15, 2027

14th Annual Luc's Run

May 16, 2027

Bay To Breakers

San Francisco
May 16, 2027

The Venice Beach Half Marathon & 5K, presented by goodr

Venice
May 22, 2027

Beachfront Run Half Marathon, 10K, 5K & Kids Run

Ventura
May 22, 2027

17th Annual BEACHFRONT RUN

Ventura
May 23, 2027

Menlo Park Kids Triathlon

Menlo Park
May 23, 2027

Diablo Trail Run

Walnut Creek
May 23, 2027

IRONMAN 70.3 Northern California

Redding
June 5, 2027

Rock 'n' Roll San Diego

San Diego
June 5, 2027

The Pacific Crest Trail 50 (PCT 50)

San Diego
June 5, 2027

Wrigley River Run & Tadpole Trot

Long Beach
June 5, 2027

Cinderella Trail Run

Oakland
June 5, 2027

Shadow of the Giants 50k & 20k Run

June 6, 2027

Seaside Marathon

Ventura
June 6, 2027

Lake Chabot Trail Challenge Half Marathon & 5K

Castro Valley
June 12, 2027

Four Fools Wine Run 5k