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

Run In The New Year 5k/10K/Half Marathon

Huntington Beach, California, United States

Jan 1, 2027 (Fri)

$38.00 - $75.00

Running

5K 10K Half-Marathon

Chasing Churros 5K, 10K & Half Marathon by Califlow Runs

Long Beach, California, United States

Jan 3, 2027 (Sun)

$42.99 - $55.99

Running

5K 10K Half-Marathon

Griffith Park Resolution Run

Los Angeles, California, United States

Jan 3, 2027 (Sun)

$44.00 - $125.00

Running

Half-Marathon 12K 5K 15K

Citrus Heritage Run

Riverside, California, United States

Jan 9, 2027 (Sat)

$20.00 - $70.00

Running

Half-Marathon 10K 5K 1.6K

Grievances & Gratitude Run – Not a Resolution - Just a Reset 5K, 10K, and Half Marathon by Califlow Runs

Long Beach, California, United States

Jan 9, 2027 (Sat)

$29.99 - $34.99

Running

5K 10K Half-Marathon

San Diego 50 & Trail Runs

Escondido, California, United States

Jan 9, 2027 (Sat)

$15.00 - $155.00

Trail running, Running

Ultra Marathon Half-Marathon 16.1K +6

Mlk Jr. Freedom Run 5K/10K/13.1 Sacramento

Sacramento, California, United States

Jan 16, 2027 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Define Your Glow 5K, 10K, Half Marathon by Califlow Runs

Long Beach, California, United States

Jan 16, 2027 (Sat)

$45.00 - $65.00

Running

5K 10K Half-Marathon

Mlk Jr. Freedom Run Los Angeles

Los Angeles, California, United States

Jan 16, 2027 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Mlk Jr. Freedom Run 5K/10K/13.1 San Diego

San Diego, California, United States

Jan 16, 2027 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Mlk Jr. Freedom Run 5K/10K/13.1 San Francisco

San Francisco, California, United States

Jan 16, 2027 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Sunrise Marathon 5K/10K/13.1 Los Angeles

Los Angeles, California, United States

Jan 16, 2027 (Sat) – Mar 20, 2027

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8