Willow Hills XC

Blood, Sweat & Beers is a trail running event held in Auburn, California, nestled in the scenic American River Canyon. The race offers two challenging distances: a Long Course of 10.5 miles with over 2,470 feet of elevation gain and loss, and a Short Course of 5.9 miles with approximately 860 feet o..

The Folsom 100 is an exhilarating 100-mile ultramarathon that takes place around Folsom Lake, California. Scheduled for August 1, 2025, this challenging race features a point-to-point course with a single out-and-back section. Participants have 34 hours to complete the loop, which includes stunning..

The Mammoth Bar Trail Runs, hosted by Skybreaker Racing, is a trail running event held in Auburn, California, within the Auburn State Recreation Area. Scheduled for September 7, 2025, the event features three race distances: a half marathon, 10K, and 5K. The courses traverse the single-track and dou..

The Gold Rush Growler Trail Runs take place at Granite Beach, Folsom Lake State Recreation Area in California, featuring scenic courses along the shoreline and single-track trails. The event offers two distances: a 10-mile trail run and a 5K, both with new courses for 2025. The 10-mile course includ..

The Sunset & Cider Trail Races, held in Auburn, California's scenic American River Canyon, offer three trail running distances: 50K, 13.1 miles, and 5 miles. The courses feature mostly runnable single-track trails with moderate elevation gains—3,875 ft for the 50K, 2,082 ft for the half marathon, an..

The Auburn Half Marathon, held in Auburn, California—known as the Endurance Capital of the World™—offers a scenic trail running experience on the famous Western States Trail. The event features three race distances: a half marathon, 12K, and 5K, all starting at Overlook Park and winding through Aubu..