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

Aloha Run Long Beach

Long Beach, California, United States

Sep 20, 2026 (Sun)

$43.00 - $48.00

Running

5K 10K

Alameda Island Running Festival

Alameda, California, United States

Sep 20, 2026 (Sun)

$25.00 - $120.00

Running

Half-Marathon 10K 5K 1.6K

The Village's Sixth Annual Miles for Mamas Walk/Run-Santa Monica

Santa Monica, California, United States

Sep 20, 2026 (Sun)

$45.00

Running

5K

18th Annual Sevathon 2026 | 5K Walk/Run, 10K Walk/Run, Tiny Trots 1K, & Virtual Runs

Sunnyvale, California, United States

Sep 20, 2026 (Sun)

$15.00 - $55.00

Running

10K 5K 1K +1

Gateway to Yosemite 5k/10k

Merced, California, United States

Sep 20, 2026 (Sun)

Free - $36.00

Running

5K 10K 1K

Hot Pink Fun Run - Bubbles & Brews

Roseville, California, United States

Sep 20, 2026 (Sun)

$20.00 - $40.00

Running

10K 5K 1.6K +2

Run Your Gourd Off!

Wheatland, California, United States

Sep 20, 2026 (Sun)

$25.00 - $42.00

Running

1.6K 5K

10th Annual SJVRC ONE MILE FOR ONE CHILD Charity Run 2026

San Jose, California, United States

Sep 20, 2026 (Sun)

$35.00 - $50.00

Running

1.6K 5K 10K +1

Palo Alto Weekly Moonlight Run & Walk

Palo Alto, California, United States

Sep 25, 2026 (Fri)

$49.00

Walking, Running

5K 10K Virtual Participant

Hyundai Hope On Wheels 5K and Color Fun Run

Fountain Valley, California, United States

Sep 26, 2026 (Sat)

$20.00 - $30.00

Running

5K

Be The Light 5K

Valencia, California, United States

Sep 26, 2026 (Sat)

$70.00 - $80.00

Running

10K 5K

The 3rd Annual Bakersfield Waffle Run

Bakersfield, California, United States

Sep 26, 2026 (Sat) – Sep 30, 2026

$27.00 - $54.00

Running

5K 10K +1