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

Jun

20

The City Eats & Stack Run Club - Hayward 5K

Hayward, California, United States

Running

5K 1.6K

Jun

20

Huntington Lake Triathlon, 5k & 10k

Lakeshore, California, United States

Triathlon Duathlon Aquabike Swimrun Running

22.9K 48K 27.5K 17.5K +8

Jun

20

Sloth Run 5K/10K/13.1 Los Angeles

Los Angeles, California, United States

Running

5K 10K Half-Marathon 1.6K +8

Jun

20

Sloth Run 5K/10K/13.1 San Francisco

San Francisco, California, United States

Running

5K 10K Half-Marathon 1.6K +8

Jun

20

Bakersfield Father's Day Run

Bakersfield, California, United States

Running

5K 2K

Jun

20

Miles for Mayo 5K

Brentwood, California, United States

Running

5K

Jun

20

Mission Possible Run

Los Angeles, California, United States

Running

5K 10K

Jun

20

Sloth Run 5K/10K/13.1 San Diego

San Diego, California, United States

Running

5K 10K Half-Marathon 1.6K +8

Jun

20

Sloth Run 5K/10K/13.1 Sacramento

Sacramento, California, United States

Running

5K 10K Half-Marathon 1.6K +8

Jun

20

The Dad Wave 5K

Aptos, California, United States

Running

5K 3K

Jun

20

Silicon Valley PRIDE 3rd Annual 5K & 10K

San Jose, California, United States

Running

5K 10K

Jun

20

Run Juneteenth Day 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

Running

5K 10K Half-Marathon 1.6K +2