RunEmu

Half Marathon Races in California (Page 4)

Browse 212+ upcoming half marathon races in California.

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Harding Hustle

Jul 18, 2026
Silverado, CA
31.1M18.6M9.3M
89°
63°
1%

Tough Mugu

Jul 18, 2026
Malibu, CA
15.5M10K
96°
62°
1%

Davis Moonlight Run

Jul 18, 2026
Davis, CA
13.1M6.2M3.1M1.24M
95°
59°
0%

Brian Waterbury Memorial Rock to Pier Run

Jul 18, 2026
Morro Bay, CA
13.1M6.2M6M
79°
55°
0%

Half-Marathon Training for Fun & Fitness

Jul 19, 2026
Grass Valley, CA
13.1M
89°
60°
0%

10th Annual We Run Richmond 5K

Jul 19, 2026
Richmond, CA
200M5K
74°
53°
0%

Elder Creek Night Runs

Jul 25, 2026
Anza, CA
31.1M18.6M13M9M
97°
64°
1%

Great Shasta Rail Trail

Jul 25, 2026
McCloud, CA
31.1M18.6M10K
92°
54°
0%

MIGUEL REYES ELITE/FUN 5K Run/Walk

Jul 25, 2026
Fresno, CA
400M200M50M10M3.1M
99°
70°
0%

LBC - Good Vibes Run 5K, 10K, & Half Marathon by Califlow Runs

Jul 25, 2026
Long Beach, CA
13.1M6.2M3.1M
83°
66°
0%

Run for Coffee Lovers 5K/10K/13.1 LOS ANGELES

Jul 25, 2026
Los Angeles, CA
13.1M10K5K1M
84°
66°
0%

Run for Coffee Lovers 5K/10K/13.1 SACRAMENTO

Jul 25, 2026
Sacramento, CA
13.1M10K5K1M
95°
62°
0%

Run for Coffee Lovers 5K/10K/13.1 SAN DIEGO

Jul 25, 2026
San Diego, CA
13.1M10K5K1M
77°
68°
0%

Run for Coffee Lovers 5K/10K/13.1 SAN FRANCISCO

Jul 25, 2026
San Francisco, CA
13.1M10K5K1M
66°
55°
0%

Riley Park Trail Races

Aug 1, 2026
Coto de Caza, CA
6HR18.6M1/2 Marathon10M10K5K
89°
64°
0%

Rodeo Valley Trail Run

Aug 1, 2026
Sausalito, CA
31.1M18.6M1/2 Marathon5M
66°
56°
0%

Green Valley Lake 5k/10k/& Half Marathon

Aug 1, 2026
Green Valley Lake, CA
13.1M6.2M3.1M
97°
66°
1%

Skyline 50k Endurance Run

Aug 2, 2026
Castro Valley, CA
31.1M13M
75°
58°
0%

Mount Madonna Challenge

Aug 8, 2026
Gilroy, CA
1/2 Marathon10K5K
72°
55°
0%

The Napa Lapa Trail Adventure

Aug 8, 2026
Napa, CA
12HR12HR6HR6HR3HR
78°
56°
0%
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