RunEmu

Half Marathon Races in California (Page 4)

Browse 157+ upcoming half marathon races in California.

Search by name

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SACRAMENTO

Sep 12, 2026
Sacramento, CA
13.1M10K5K1M
91°
60°
0%

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN DIEGO

Sep 12, 2026
San Diego, CA
13.1M10K5K1M
79°
67°
0%

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN FRANCISCO

Sep 12, 2026
San Francisco, CA
13.1M10K5K1M
70°
56°
1%

Seasonal Confusion 5K. 10K. Half Marathon by Califlow Runs

Sep 13, 2026
Long Beach, CA
13.1M6.2M3.1M
84°
65°
1%

Tierra Redonda Mountain Trail Run

Sep 19, 2026
Bradley, CA
48HR24HR12.4M
90°
50°
0%

Bayside Saved by the Bell 5K, 10K & Half Marathon

Sep 19, 2026
Canoga Park, CA
13.1M10K5K
94°
59°
1%

Anime Fan and Fitness Festival

Sep 19, 2026
Gilroy, CA
400M10K5K
76°
53°
1%

Alameda Island Running Festival

Sep 20, 2026
Alameda, CA
13.1M6.2M3.1M1M
76°
57°
2%

Hill Valley 88 Miler ™

Sep 23, 2026
Mill Valley, CA
88M1M0.5M0.25M
82°
53°
2%

Ridge Rambler Half Marathon

Sep 26, 2026
Bridgeport, CA
1/2 Marathon
72°
42°
2%

Bandit Ultra Trail

Sep 26, 2026
Simi Valley, CA
31.1M18.6M9.3M
92°
57°
1%

Oktoberfest Run 5K/10K/13.1 LOS ANGELES

Sep 26, 2026
Los Angeles, CA
13.1M10K5K1M
83°
64°
2%

Oktoberfest Run 5K/10K/13.1 SACRAMENTO

Sep 26, 2026
Sacramento, CA
13.1M10K5K1M
86°
58°
1%

Oktoberfest Run 5K/10K/13.1 SAN DIEGO

Sep 26, 2026
San Diego, CA
13.1M10K5K1M
78°
66°
1%

Oktoberfest Run 5K/10K/13.1 SAN FRANCISCO

Sep 26, 2026
San Francisco, CA
13.1M10K5K1M
71°
56°
2%

Take Me to Your Pizza : Alien Dash 5K. 10K. Half Marathon by Califlow Runs

Sep 27, 2026
Long Beach, CA
13.1M6.2M3.1M
82°
63°
1%

Back On The Ranch Trail Run

Oct 3, 2026
Los Olivos, CA
48HR24HR12HR6HR3HR
88°
48°
1%

Mean Girls 5K, 10K & Half Marathon

Oct 3, 2026
Canoga Park, CA
13.1M10K5K
89°
56°
2%

Kokanee Trail Runs

Oct 4, 2026
South Lake Tahoe, CA
1/2 Marathon12M10K5K
66°
33°
5%

Judgment Day Half Marathon, 10K & 5K Run/Walk

Oct 4, 2026
Bakersfield, CA
13.1M6.2M3.1M
85°
59°
0%
Search by region
No races in this area