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

Memorial Day Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

The Valley Race – 5k, 10k, and Half Marathon

Van Nuys, California, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon

PÁLI PEAK TRAIL RUN

Bakersfield, California, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon +2

Run for Mental Health 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

May 23, 2026 (Sat) – Nov 14, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

Run for Mental Health 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

May 23, 2026 (Sat) – Nov 14, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

Run for Mental Health 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

May 23, 2026 (Sat) – Nov 14, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

Memorial Day Run 5K/10K/13.1 SAN FRANCISCO

San Mateo, California, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Memorial Day Run 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Memorial Day Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Wild Rose Half Marathon & 5K

Roseville, California, United States

May 16, 2026 (Sat)

Running, Walking

Half-Marathon 5K

Sutter Buttes Spirit Mountain Run 5K, 10K & Half Marathon

Sutter, California, United States

May 16, 2026 (Sat)

Running

5K 10K Half-Marathon

Wildcat

El Sobrante, California, United States

May 16, 2026 (Sat)

Running

Half-Marathon 10.4K 5K