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

Montara Mountain Trail Run

Pacifica, California, United States

Feb 20, 2027 (Sat)

Free - $90.00

Trail running, Running

10K Half-Marathon 33.3K Marathon +3

Corporal Javier Bejar Memorial Run Reedley Police Department

Reedley, California, United States

Feb 20, 2027 (Sat)

$45.00 - $60.00

Running, Walking

10K 5.1K 9.7K

Beer City Half™ Santa Rosa

Santa Rosa, California, United States

Feb 20, 2027 (Sat)

$25.00 - $97.50

Running

Half-Marathon 10K 5K 1.6K +1

SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K

Huntington Beach, California, United States

Feb 27, 2027 (Sat)

$40.00 - $100.00

Running

5K 10K Half-Marathon Marathon

Support Blue Fresno

Fresno, California, United States

Feb 27, 2027 (Sat)

$40.00

Running

10K 5K 3.2K

10th Annual Brave Race

Aliso Viejo, California, United States

Feb 28, 2027 (Sun)

Free - $50.00

Running

10K 5K Family Fun Run Virtual Family Fun Run +2

17th Annual Mardi Gras Madness 5K/10K!

Valencia, California, United States

Feb 28, 2027 (Sun)

$40.00 - $65.00

Running

1K 5K 10K +1

Disco Miles: Beachfront Boogie 5K, 10K, Half Marathon by Califlow Runs

Long Beach, California, United States

Mar 6, 2027 (Sat)

$38.99 - $48.99

Running

5K 10K Half-Marathon

Lakewood Run

Lakewood, California, United States

Mar 6, 2027 (Sat)

$25.00 - $125.00

Running, Walking

5K 10K Community Expo

She Runs Long Beach - National Women's Day Run 5K • 10K • Half Marathon

Long Beach, California, United States

Mar 7, 2027 (Sun)

$40.00 - $60.00

Running

5K 10K Half-Marathon

Zoom San Francisco

San Francisco, California, United States

Mar 13, 2027 (Sat)

Free - $70.00

Trail running, Running

5K 10K Half-Marathon 3.2K +4

Catalina Island Marathon, 10K, 5K

Avalon, California, United States

Mar 13, 2027 (Sat)

$25.00 - $369.00

Trail running, Running

Marathon 10K 5K 1K +1