Home » Races » California » Napa

Upcoming Half Marathons Near Napa, CA

Looking for a half marathon in Napa, California? Browse the most comprehensive Napa half marathon calendar with each race history, course description, difficulty rating, finisher ranges, scenery, and what the race is perfect for like family-friendly or lots of crowd support.

You’ll also be able to find must-know race logistics like pricing, start time, and course maps.

Half marathons are always coming and going. If you don’t see a race on the Napa half marathon calendar, you can contact us at [email protected].

Filter California Half Marathons

Filter California Half Marathons

June 29, 2025
100-500 runners
Vallejo, California
September 14, 2025
1-100 runners
Santa Venetia, California
Napa Half and Quarter Marathon
October 5, 2025
100-500 runners
Napa, California
October 12, 2025
100-500 runners
Petaluma, 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 2025?

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 Marathon, Santa Rosa Half Marathon, and the Surf City Marathon amongst our favorites.

Half marathon news, reviews, and discounts right to your inbox

Half Marathon Guide's 'Perfect For'

Let others know what makes this race so special.