RunEmu

Half Marathon Races in California (Page 6)

Browse 212+ upcoming half marathon races in California.

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Run to Breast Cancer 5K/10K/13.1 LOS ANGELES

Aug 29, 2026
Los Angeles, CA
13.1M10K5K1M
86°
66°
0%

Run to Breast Cancer 5K/10K/13.1 SACRAMENTO

Aug 29, 2026
Sacramento, CA
13.1M10K5K1M
93°
61°
0%

Run to Breast Cancer 5K/10K/13.1 SAN DIEGO

Aug 29, 2026
San Diego, CA
13.1M10K5K1M
79°
68°
0%

Run to Breast Cancer 5K/10K/13.1 SAN FRANCISCO

Aug 29, 2026
San Francisco, CA
13.1M10K5K1M
69°
56°
0%

Torrance Memorial Medical Center, BRA Run, Los Angeles

Aug 30, 2026
Playa del Rey, CA
21M17.1M14M8.1M5K0.6M
77°
65°
0%

SPASM Crystal Springs Trail Run

Aug 30, 2026
Woodside, CA
30.9M26.2M22M13.1M6.2M2M
66°
54°
0%

Noble Canyon 50K/15K

Sep 5, 2026
Pine Valley, CA
31.1M9.3M
83°
55°
2%

FIESTA 10K & MILE RUN - FRESNO

Sep 5, 2026
Fresno, CA
400M10K2M1M
95°
67°
0%

Diablo Trail Run

Sep 6, 2026
Clayton, CA
30.4M26.2M13.1M10M4M2M
82°
61°
1%

Mammoth Bar Trail Runs

Sep 6, 2026
Auburn, CA
13.1M6.2M
90°
60°
1%

Mendocino Running Festival

Sep 11, 2026
Mendocino, CA
12HR6HR1/2 Marathon10K
91°
52°
1%

The Honey Badger Half (& 10K/5K)

Sep 11, 2026
San Rafael, CA
13.1M10K5K
83°
54°
1%

Berkeley Trail Adventure

Sep 12, 2026
Berkeley, CA
31.1M21.7M1/2 Marathon10K
77°
54°
1%

Beer City Half™ Bishop Ranch

Sep 12, 2026
San Ramon, CA
13.1M10K5K1M
81°
60°
1%

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

Sep 12, 2026
Los Angeles, CA
13.1M10K5K1M
85°
65°
1%

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%
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