San Lorenzo River Trail Run
Santa Cruz, California, United States
Jul 11, 2026 - Saturday
10k, 30k, 50k, Half-marathon, Marathon, Ultra
Race Information
Run through 300 foot tall, 1500 year-old Coastal Redwoods, lush stream canyons, open meadows, pine and oak forests, and high dry chaparral-covered ridges. Choose from your choice of race distances 10k, half marathon, 30k, marathon or 50k - there's something for everyone!
T-shirts will be given to all pre-registered runners. Award medals are given to the 1st female and male finishers overall and top three finishers in each age group. All finishers will receive a custom medal.
Run Pick of the Month - Napa to Sonoma Wine Country Half Marathon & RosΓ© 5K
Your ultimate Wine Country runcation awaits in July 2026!
Use code N2SRG26 to get $10 off on your entry!
Trade the concrete jungle for rolling vineyards and uncork a new running personal best at the Napa to Sonoma Half Marathon & RosΓ© 5K. This is more than a race, it's your perfect run-cation escape.
Choose your vintage: Take on the picturesque RosΓ© 5K around historic Sonoma Plaza, or conquer the world-class Half Marathon that winds point-to-point from Napa, past 30+ iconic wineries and beautiful ranches.
Experience an unforgettable, wine-centric finish in Sonoma Plaza, complete with a celebratory post-race festival featuring tastings from local wineries!.
Sign up now and experience the run-cation that runners repeatedly cite as a favorite!
Free Plan for Beginner Runners
Receive a FREE training plan for beginner runners from our friends at None to Run
Are you looking to become a runner for the first time? Coming back to running after a hiatus? Our friends at None to Run have created a training plan for beginner runners
The None to Run Beginner Plan is super gradual and achievable, no matter your starting point.
In 12 weeks, youβll be able to run 25 minutes non-stop...and actually enjoy it!
Click the button below to get your free training plan.
π Looking For More Runs Near San Jose?
Find another distance:
Race Facts
Race Size: 500 - 1,000
Elevation: Some Hills
Course Type: Trail
Boston Qualifier: No
Kids Run: Yes
Where to Stay
Use this map to find hotels and airbnb accommodation near this race location.

