Page 2 - California Half Marathon Calendar

June 29, 2026
1-100 runners
Castro Valley, California
July 3, 2026
1-100 runners
Long Beach, California
Better World Running Logo
July 3, 2026
100-500 runners
Valencia, California
Better World Running Logo
July 4, 2026
100-500 runners
Long Beach, California
July 4, 2026
1-100 runners
Morgan Hill, California
San Lorenzo River 50k Marathon 30k Half Marathon & 10k logo
July 11, 2026
100-500 runners
Santa Cruz, California
Endless Summer in the LBC 5K, 10K, and Half Marathon
July 11, 2026
100-500 runners
Long Beach, California
Beer City Half Bishop Ranch logo
July 11, 2026
100-500 runners
Alameda, California
Shoreline Marathon Half Marathon 10k & 5k logo
July 12, 2026
1,000-10,000 runners
Ventura, California
LBC Summer Breeze - 5K, 10K, 10 Miler and Half Marathon
July 12, 2026
100-500 runners
Long Beach, California
July 18, 2026
100-500 runners
Castro Valley, California
Brian Waterbury Memorial Rock to Pier Run
July 18, 2026
500-1000 runners
Morro Bay, California
Napa to Sonoma Wine Country Half Marathon logo
July 19, 2026
500-1000 runners
San Francisco, California
Cauliflow Runs Logo
July 19, 2026
500-1000 runners
Long Beach, California
Better World Running Logo
July 19, 2026
100-500 runners
Lake View Terrace, California
July 25, 2026
500-1000 runners
Summer Fun Half Marathon in Long Beach, CA, Oceanfront, Urban, Park Run
July 26, 2026
100-500 runners
Long Beach, California
July 26, 2026
1,000-10,000 runners
San Francisco, California
Summer Day Half Marathon 15k 10k & 5k logo
July 26, 2026
100-500 runners
Long Beach, California
Hell Of A Half Marathon & 2 Person Relay
August 1, 2026
100-500 runners
Exeter, California

Running in California

FAQ

What are the most popular California half marathons?

The three most popular California half marathons are the Rock ‘n’ Roll San Diego Half Marathon with over 10,000 runners, the Napa to Sonoma Wine Country Half Marathon with over 6,800 runners, and the Monterey Bay Half Marathon with over 6,300 runners.

What’s the best half marathons in California for beginners in 2026?

There’s a ton of competition for the best California half marathons for beginners. But, we most frequently recommend the OC Marathon & Half Marathon, the Napa Valley Half Marathon, the Rock ‘n’ Roll San Diego Half Marathon and the Surf City Half Marathon as well produced races with beautiful courses and big crowds. If you’re willing to travel, here’s our full list of best half marathons for beginners.

Which months can I run a half marathon in California?

You can run a half marathon in California in January, February, April, May, June, July, August, September, October, November, and December.

What are the best California half marathons?
Every year, we rank our favorite and most scenic California half marathons. This year, we rated San Diego Beach & Bay, the OC Half MarathonSanta Rosa Half Marathon, and the Surf City Marathon amongst our favorites.

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