View some of the best Half Marathon races in Santa Rosa, California! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.
Hallowine Run After 3 years of hiatus due to fire and pandemic, this popular half marathon and 5k returns with a new course and beneficiary. The race starts in downtown Healdsburg and runs through the Dry Creek Valley wine appellation, finishing a...
Starting just steps away from historic Fort Cronkhite, a preserved WWII mobilization post, and the dark sands of Rodeo Beach, this trail race is comprised of steep pitches and lofty downhill sections as it undulates the beautiful Marin Headlands h...
Saturday, August 13th is our date for the Bear Creek Half Marathon/10K/5K.If you are looking for a super-fast, flat, easy course to set a personal record, you are probably in the wrong place. These courses have hills...lots of hills. If, however, ...
It doesn't get much better than this coastal ridge trail run. Enjoy the rolling singletrack high up on Mt. Tam with views of the Pacific Ocean below. You will follow a combination of paved roadways and dirt singletrack trails offering striking vie...
Celebrating our 10th anniversary, the Clo Cow Half Marathon, 10K & 5K is set for October 16, 2022 in Historic Downtown Petaluma. Our beautiful half marathon course will take you through rural Sonoma County farm country, over rolling hills wher...
Take to the streets and race through Berkeley in our big city marathon with a small town feel. The scenic course, comfortable for runners of all levels, takes you down historic Telegraph Avenue, through Cal Berkeley’s iconic Sather Gate and around...
Woohoo - the 12th Annual Reindeer Run registration is now open! Come one, come all! There is something for everyone at the Reindeer Run. We welcome runners and walkers of every level to American Canyon on December 3rd to participate, beginning wi...
The Beer City Half runs on! Join us on the morning of the Beer City Festival in Santa Rosa at A Place to Play for a beautiful run around Santa Rosa Creek. The Beer City Half Marathon includes a half marathon, 10k, 5k distances. The post-race celeb...
The race prides itself on its unique nature; like the city itself the race is more individual, the course more challenging, the terrain more beautiful – an event Bart Yasso, Chief Running Officer of Runner’s World, referred to as “challenging and ...
The Golden Gate Half is more than just a 13.1-mile run through San Francisco. Rather, it is a spectacular journey through this stunning City by the Bay. The chance to run across the Golden Gate Bridge is an experience unlike any other, but far fro...
Run will sell-out QUICK! Sign-up before the Price Increases. Run in this Tiny, Private Group Run with other runners and our run pacers! All paces and ages (under 18 with guardian) welcome - Run or Walk! Run is capped at just 15 participants per w...
Loading more results..