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

Oct

10

Coffee Lovers Run 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Oct

10

Coffee Lovers Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Oct

04

Mammoth Run

Moorpark, California, United States

Running

5K 10K 1.6K

Oct

04

Bay Front Run

Herculs, California, United States

Running

1.6K 10K 5K

Oct

04

Cindy's Race 10 Mile |10k | 6K | Kid's 1K

Santa Rosa, California, United States

Running

16.1K 10K 6K 1K +4

Oct

04

Redding Breakfast Lions Turtle Bay Run 2026

Redding, California, United States

Running

Half-Marathon 10K 3.2K

Oct

04

Hallo-Thanks-Mas Dash – 5K, 10K, and Half Marathon

San Diego, California, United States

Running

5K 10K Half-Marathon

Oct

04

Afna Walk & Run - SF Bay Area

San Jose, California, United States

Running

5K 10K T-Shirts for small kids

Oct

04

Judgment Day Half Marathon, 10K & 5K Run/Walk

Bakersfield, California, United States

Running

Half-Marathon 10K 5K

Oct

03

Mean Girls 5K, 10K & Half Marathon

Canoga Park, California, United States

Running

5K 10K Half-Marathon

Oct

03

49th Annual Manhattan Beach 10K

Manhattan Beach, California, United States

Running

10K

Oct

03

Awesome 80's Run

San Diego, California, United States

Running

5K 10K