Quad Rock 50

The Quad Rock 50 and 25 Mile Trail Races, organized by Gnar Runners, will take place on May 10, 2025, in Lory State Park and Horsetooth Mountain Park, near Fort Collins, Colorado. This challenging event features a scenic course with significant elevation gains—over 5,500 feet for the 25-mile race and more than 11,000 feet for the 50-mile race. Participants will enjoy a well-marked trail that showcases stunning views of the Fort Collins skyline and the Rocky Mountains.

The event aims to provide an exceptional racing experience, complete with fully stocked aid stations and a celebratory post-race meal. Visit the organization's website for the most recent information.