10K races in California, United States — 2026 running calendar

Wildcat

El Sobrante, California, United States

16 May, 2026 (Sat)

Running

Half-Marathon 10.4K 5K

13th Annual Luc's Run

Tuolumne, California, United States

16 May, 2026 (Sat)

Running

10K 3.2K 1K Half-Marathon +3

Long Beach Mother's Day Bloom & Zoom 5K, 10K, Half Marathon by Califlow Runs

Long Beach, California, United States

10 May, 2026 (Sun)

Running

5K 10K Half-Marathon 1.6K +3

Run for the Rose – 5K, 10K, 10M, and Half Marathon

Long Beach, California, United States

10 May, 2026 (Sun)

Running

5K 10K 15K Half-Marathon

Mother's Day Run & Walk

Watsonville, California, United States

10 May, 2026 (Sun)

Running

1K 5K 10K

Lynwood 5K/10K Run

Lynwood, California, United States

09 May, 2026 (Sat)

Running

5K 10K +1

Grizzly Peak Trail Run

Berkeley, California, United States

09 May, 2026 (Sat)

Trail running, Running

10K Half-Marathon 30K Marathon +2

Beer City Half™ Sacramento

Sacramento, California, United States

09 May, 2026 (Sat)

Running

Half-Marathon 10K 5K 1.6K +1

Mother’s Day Weekend Autism Awareness 5k -10K Run/Walk

Van Nuys, California, United States

09 May, 2026 (Sat)

Running

5K 10K

The Sasquatch Scramble 5K/10K/ENIGMATIC 11 MILER (live or virtual)

San Francisco, California, United States

08 May, 2026 (Fri) – 11 May, 2026

Running

5K 10K Half-Marathon +2

The Sasquatch Scramble 5K/10K/Enigmatic 11 Miler (LIVE or VIRTUAL)!

San Francisco, California, United States

08 May, 2026 (Fri) – 11 May, 2026

Running

5K 10K

Summer is here 5k/10k!

Modesto, California, United States

07 May, 2026 (Thu) – 06 Jun, 2026

$20.00 - $100.00

Running

5K 10K