Page 7 - California Half Marathon Calendar

Rock ‘n’ Roll San Jose Half Marathon & 10k logo
October 4, 2026
1,000-10,000 runners
San Jose, California
Judgment Day half marathon logo
October 4, 2026
100-500 runners
Bakersfield, California
Redding Breakfast Lions Club logo
October 4, 2026
1-100 runners
Redding, California
Peace Officer Memorial Run Half Marathon 5k 1M & Relay logo
October 4, 2026
100-500 runners
Modesto, California
Sunset & Cider Trail 50k, Half Marathon, and 5M logo
October 10, 2026
1-100 runners
Auburn, California
Long Beach Marathon & Half Marathon
October 11, 2026
100-500 runners
Long Beach, California
October 11, 2026
100-500 runners
Weott, California
Bizz Johnson 50k, Marathon, Half Marathon & 10k logo
October 11, 2026
1-100 runners
Susanville, California
Troy’s California Trail Runs logo
October 17, 2026
1-100 runners
Coloma, California
October 17, 2026
1-100 runners
Cool, California
John Wayne Grit Series logo
October 17, 2026
1-100 runners
Lone Pine, California
October 17, 2026
1-100 runners
Walnut Creek, California
October 17, 2026
100-500 runners
Agua Dulce, California
October 17, 2026
100-500 runners
San Diego, California
October 18, 2026
100-500 runners
South Lake Tahoe, California
Mission Inn Run Half Marathon logo
October 18, 2026
1-100 runners
Riverside, California
Pasadena Trail Half Marathon logo
October 18, 2026
100-500 runners
Pasadena, California
Jeepers Creepers Run logo
October 18, 2026
1,000-10,000 runners
Santa Clarita, California
October 18, 2026
100-500 runners
Cloverdale, California
Better World Running Logo
October 19, 2026
100-500 runners
Long Beach, 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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