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

Dec

05

Peacock Gap Trail Run

San Rafael, California, United States

Running

31.4K Half-Marathon 10.1K

Dec

05

San Joaquin River Trail 10k/25k/50k

Friant, California, United States

$55.00 - $155.00

Running

Ultra 25K 10K

Dec

05

Running of the Elves 5k

Marysville, California, United States

$25.00 - $30.00

Running

10K 5K

Dec

06

Festival Of Lights Run

La Jolla, California, United States

$18.00 - $54.00

Running

1.6K 5K 10K

Dec

06

Lopers Club Holiday Classic Half Marathon, 10K, and 5K

Loma Linda, California, United States

$10.00 - $85.00

Running

Half-Marathon 10K 5K 0.4K

Dec

06

Merry Miles- 5K, 10K, and Half Marathon by Califlow Runs

Long Beach, California, United States

$46.99 - $52.99

Running

5K 10K Half-Marathon

Dec

06

Santa Runs Griffith Park

Los Angeles, California, United States

$20.00 - $54.00

Running

10K 5K 1K

Dec

06

Jingle Bell Jog – 5K, 10K, 10-Miler, Half Marathon

Long Beach, California, United States

$24.50 - $38.50

Running

5K 10K 16.1K Half-Marathon

Dec

12

Sunrise Marathon 5K/10K/13.1 Sacramento

Sacramento, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Dec

12

Sunrise Marathon 5K/10K/13.1 San Francisco

San Francisco, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Dec

12

Sunrise Marathon 5K/10K/13.1 San Diego

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Dec

12

Summit Rock

Saratoga, California, United States

$55.00 - $100.00

Running

5K 10K Half-Marathon REMOTE RUNNER