South Hills Single Track Trail Run - Summer

South Hills Single Track Trail Run - Summer takes place at Calero County Park in San Jose, CA. The event offers multiple distances: 50K, trail marathon, 16 miles, half marathon, 9 miles, 10K, 5K, 1 mile, and a Kids Run. Runners encounter classic single-track trails, rolling hills, and dirt paths through oak-studded terrain with panoramic views; the 50K is highlighted as a challenging course ideal for Western States training with exposure and heat.

Courses are marked with ribbons, signs, and gypsum; aid stations are provided. Bib pickup and registration occur on race day; finishers receive commemorative medals. Maps and route details are available on the event site. Visit the organization's website for the most recent information.