Trail Running calendar near Knoxville 2025-2026

The Bull Run Run (BRR) 50 Miler is a historic trail race held in Clifton, Virginia, organized by the Virginia Happy Trails Running Club. Established in 1993, it is one of the oldest 50-mile races in the U.S. The course traverses forested, rolling terrain along the Bull Run Occoquan Trail, showcasing..

Run to Remember in Sykesville, MD, is a multi-distance running event held at Piney Run Park, featuring a scenic 5-mile loop through woods, meadows, and alongside a lake. Participants can choose from a 50K, 25K, 5 Miler, or an 8 Hour Challenge, with the 50K requiring six loops and the 25K three. The..

The Farm Park Challenge is a unique trail running event hosted by My Muddy Shoes at the Agricultural History Farm Park in Montgomery County, Maryland. Participants can choose from three timed challenges—3-hour, 6-hour, or 10-hour—where runners must complete one lap of the course each hour, resting o..