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

Aug

01

Tiki Time Run: Paradise Run 5K, 10K, & Half Marathon by Califlow Runs

Long Beach, California, United States

Running

5K 10K Half-Marathon

Aug

01

Stronger Families Safer Kids 5K

Oxnard, California, United States

Running

5K

Aug

01

Pride of the Valley 5K & 10K

Baldwin Park, California, United States

Running

5K 10K

Aug

01

Summer Breeze

San Leandro, California, United States

Running

5K 10K Half-Marathon

Aug

01

Truckee Half Marathon

Truckee, California, United States

Running

22.2K 5K

Aug

01

Dog Days of Summer – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

Running

5K 10K 16.1K Half-Marathon +1

Aug

01

Paty Strong 5K

Bonita, California, United States

Running

5K

Aug

01

Conquer the Overlook 5K Run

Culver City, California, United States

Running

5K

Jul

31

MaraFUNrun 5K

Sacramento, California, United States

Free - $35.00

Running

Youth Fitness Program Application 5K 6.4K +2

Jul

30

Coveathlon #3

Newport Beach, California, United States

Swimrun Swimming Running

6K 1K 5K 10K +1

Jul

29

Karhu Demo Run X Fleet Feet Agoura Hills

Agoura Hills, California, United States

Running

4.8K

Jul

26

2026 Solana Beach Triathlon & Duathlon and Solana Beach 5K

Solana Beach, California, United States

Triathlon Duathlon Aquabike Running

5K 6.4K +2