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Half Marathon Races in California (Page 3)

Browse 212+ upcoming half marathon races in California.

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Alien Run – 5K, 10K, 10M, and Half Marathon

Jun 28, 2026
Long Beach, CA
13.1M9.3M10K5K
80°
64°
0%

Alien Run Half Marathon

Jun 28, 2026
Long Beach, CA
13.1M9.3M10K5K
80°
64°
0%

Burton Creek Trail Run

Jun 28, 2026
Tahoe City, CA
13.1M7.5M3.7M
76°
44°
1%

Mare Island Half Marathon

Jun 28, 2026
Vallejo, CA
13.1M10K5K
81°
54°
0%

Stars and Stripes Half Marathon

Jul 3, 2026
Long Beach, CA
13.1M9.3M10K5K
81°
64°
0%

July 4th Run 5K/10K/13.1 LOS ANGELES

Jul 4, 2026
Los Angeles, CA
13.1M10K5K1M
82°
65°
0%

July 4th Run 5K/10K/13.1 SACRAMENTO

Jul 4, 2026
Sacramento, CA
13.1M10K5K1M
95°
62°
0%

July 4th Run 5K/10K/13.1 SAN DIEGO

Jul 4, 2026
San Diego, CA
13.1M10K5K1M
75°
65°
0%

July 4th Run 5K/10K/13.1 SAN FRANCISCO

Jul 4, 2026
San Francisco, CA
13.1M10K5K1M
67°
54°
0%

Red, White & Blue Race

Jul 4, 2026
Fort Bragg, CA
13.1M6.2M3.1M0.5M
94°
56°
0%

Run for Chocolate 5K/10K/13.1 LOS ANGELES

Jul 4, 2026
Los Angeles, CA
13.1M10K5K1M
82°
65°
0%

Run for Chocolate 5K/10K/13.1 SACRAMENTO

Jul 4, 2026
Sacramento, CA
13.1M10K5K1M
95°
62°
0%

Run for Chocolate 5K/10K/13.1 SAN DIEGO

Jul 4, 2026
San Diego, CA
13.1M10K5K1M
75°
65°
0%

Run for Chocolate 5K/10K/13.1 SAN FRANCISCO

Jul 4, 2026
San Francisco, CA
13.1M10K5K1M
67°
54°
0%

Red, White and Blue Half Marathon

Jul 5, 2026
Van Nuys, CA
13.1M9.3M10K5K
92°
65°
0%

San Lorenzo River Trail Run

Jul 11, 2026
Santa Cruz, CA
31.1M26.2M18.6M13.1M10K
89°
51°
0%

Beer City Half Alameda

Jul 11, 2026
Alameda, CA
13.1M10K5K
72°
57°
0%

Endless Summer in the LBC 5K, 10K, & Half Marathon by Califlow Runs

Jul 11, 2026
Long Beach, CA
13.1M6.2M3.1M
82°
65°
0%

Endless Summer in the LBC 5K, 10K, and Half Marathon

Jul 11, 2026
Long Beach, CA
13.1M10K5K
82°
65°
0%

Muir Woods Trail Run

Jul 18, 2026
Stinson Beach, CA
18.6M1/2 Marathon10K
83°
54°
0%
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