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

Summer Solstice Run : 5K.10K. Half Marathon –by Califlow Runs

Long Beach, California, United States

Jun 20, 2026 (Sat)

Running

5K 10K Half-Marathon

Sugar Daddy Race

Santa Clarita, California, United States

Jun 20, 2026 (Sat)

Running

Half-Marathon 10K 5K 0.5K

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

San Diego, California, United States

Jun 20, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Sloth Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

Jun 20, 2026 (Sat) – Aug 29, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Sloth Run 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

Jun 20, 2026 (Sat) – Aug 29, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Run Juneteenth Day 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

Jun 20, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Sloth Run 5K/10K/13.1 SACRAMENTO

Sacramento, California, United States

Jun 20, 2026 (Sat) – Aug 29, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

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

San Francisco, California, United States

Jun 20, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Sloth Run 5K/10K/13.1 LOS ANGELES

Los Angeles, California, United States

Jun 20, 2026 (Sat) – Aug 29, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

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

Los Angeles, California, United States

Jun 20, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Father's Day Run

Fresno, California, United States

Jun 14, 2026 (Sun) – Jun 21, 2026

Running, Walking

Half-Marathon 10K 5K 1K +6

Old Zoo Half Marathon

Los Angeles, California, United States

Jun 14, 2026 (Sun)

Running

Half-Marathon 12K