Half-Marathon races in California, United States — 2026 running calendar

Sunrise Marathon 5K/10K/13.1 San Francisco

San Francisco, California, United States

Dec 12, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Holiday Half Marathon, 10K, 5K, Kid's 1-Mile

Goleta, California, United States

Dec 12, 2026 (Sat)

$15.00 - $55.00

Running

Half-Marathon 10.7K 5K 1.6K

Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5K

Oxnard, California, United States

Dec 12, 2026 (Sat) – Dec 13, 2026

$19.99 - $116.99

Running

Half-Marathon 10.5K 5K 1K

Summit Rock

Saratoga, California, United States

Dec 12, 2026 (Sat)

$55.00 - $95.00

Running

5K 10K Half-Marathon REMOTE RUNNER

Pulp Fiction: Royale with Speed 5K, 10K & 13.1

Canoga Park, California, United States

Dec 12, 2026 (Sat)

$34.99

Running

5K 10K Half-Marathon

Santa Hustle Roseville

Roseville, California, United States

Dec 13, 2026 (Sun)

$24.99 - $89.99

Running

Half-Marathon 10K 5K 1K

Santa's Toy Trot – 5K, 10K, Half Marathon

Santa Monica, California, United States

Dec 13, 2026 (Sun)

$24.50 - $38.50

Running

5K 10K Half-Marathon

Winter Runderland 5K, 10K, & Half Marathon. Kids Dash

Long Beach, California, United States

Dec 13, 2026 (Sun)

$29.99 - $38.99

Running

5K 10K Half-Marathon

Felize Navidad Run 5K 10K Half Marathon by Califlow Runs

Long Beach, California, United States

Dec 19, 2026 (Sat)

$20.00 - $54.99

Running

5K 10K Half-Marathon Kids 400 Yard Dash

Winter Whirl – 5K, 10K, Half Marathon

Fountain Valley, California, United States

Dec 19, 2026 (Sat)

$24.50 - $38.50

Running

5K 10K Half-Marathon

The Jingle Bell Dash Kids Dash, 1 Miler, 5K, 10K and Half Marathon & Santa Paws Doggie Run

Long Beach, California, United States

Dec 19, 2026 (Sat)

$38.99 - $45.99

Running

5K 10K Half-Marathon

San Diego Holiday Half Marathon & 5K

San Diego, California, United States

Dec 19, 2026 (Sat)

$56.00 - $129.00

Running

Half-Marathon 5K