5K races in California, United States — 2026 running calendar

Jun

06

Fullerton Fit 5K Trail Run

Fullerton, California, United States

Running

5K

Jun

06

Rotary Rainbow Run - 5k & 1k

San Juan Bautista, California, United States

Running

1K 5K

Jun

06

SuperHeroes Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

Running

5K 10K Half-Marathon 1.6K +2

Jun

06

SuperHeroes Run 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

Running

5K 10K Half-Marathon 1.6K +2

Jun

06

SuperHeroes Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

Running

5K 10K Half-Marathon 1.6K +2

Jun

04

Cupertino Splash and Dash #1

Cupertino, California, United States

Swimrun Swimming Running

6.4K 0.8K 1.6K 4.8K +1

Jun

03

The Big Run 5K presented by Brooks

Monterey, California, United States

Running

5K 1.6K

Jun

03

The Big Run Modesto

Modesto, California, United States

Running

5K

Jun

03

Fleet Feet's The Big Run 2026 Presented By Brooks

San Diego, California, United States

Running

5K

Jun

03

Fleet Feet Chico The Big Run

Chico, California, United States

Running

5K

Jun

03

The Big Run Presented by Brooks and Fleet Feet Santa Rosa

Santa Rosa, California, United States

Running

5K

Jun

03

The Big Run Laguna Niguel Presented by Brooks

Dana Point, California, United States

Running

5K