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

Reentry Resource Center’s Rise Up and Run 5K

San Jose, California, United States

Oct 17, 2026 (Sat) – Oct 31, 2026

Walking, Running

5K

Springville Apple Run

Springville, California, United States

Oct 17, 2026 (Sat)

$15.00 - $40.00

Running, Walking

5K 10K 3.2K 1K

12th Annual Native Breast Cancer Awareness Walk/Run

Elk Grove, California, United States

Oct 17, 2026 (Sat)

$45.00

Walking, Running

2.3K 4.5K

Back to the Future: 88 MPH Dash 5K, 10K & Half

Canoga Park, California, United States

Oct 17, 2026 (Sat)

$34.99

Running

5K 10K Half-Marathon

Combat Cancer Walk

Corona, California, United States

Oct 17, 2026 (Sat)

Free - $25.00

Running

4.8K Event Shirt Only

Infinite Challenge Run

San Pedro, California, United States

Oct 17, 2026 (Sat)

$80.00 - $90.00

Running

5K 10K

San Diego Miles for Melanoma 5K

San Diego, California, United States

Oct 17, 2026 (Sat)

$15.00 - $35.00

Running

5K 1.6K Youth Rate - Walker Youth Rate - Runner +1

Lake Hodges Trail Festival

San Diego, California, United States

Oct 17, 2026 (Sat) – Oct 18, 2026

$15.00 - $130.00

Trail running, Running, Duathlon

50K 25.1K 15K 10.3K +7

Night of the Living Runners – 5K, 10K, 10-Miler, Half Marathon

Long Beach, California, United States

Oct 17, 2026 (Sat)

$24.50 - $38.50

Running

5K 10K 16.1K Half-Marathon

The Donut Fun Run 2026!

Alameda, California, United States

Oct 17, 2026 (Sat)

$39.00

Running

5K

The Fresno Donut Run

Fresno, California, United States

Oct 18, 2026 (Sun)

$41.00

Running

5K

2026 - City to the Sea Half Marathon & 5K

San Luis Obispo, California, United States

Oct 18, 2026 (Sun)

$50.00 - $110.00

Running

Half-Marathon 5K