Trail Running calendar near Great Falls 2025-2026

The Rosaryville Veterans Day Trail Race is an annual running event held at Rosaryville State Park in Upper Marlboro, Maryland. This race features two distance options: a 50K and a 20K, catering to both seasoned ultramarathoners and those looking for a shorter challenge. The event not only promotes p..

The Schaeffer Half Marathon and 10K Trail Run, organized by EX2 Adventures, takes place at the scenic Button Farm in Germantown, MD. This event features a challenging course known for its twisty singletrack and open farm field running, with distances of 6.7 miles for the 10K and 13.3 miles for the h..

The Fall Backyard Burn at Hemlock Overlook is an exciting trail running event set in a picturesque 425-acre park near Washington D.C. Participants can choose between two course lengths: a 5.2-mile single lap or a 9.5-mile double lap, both featuring a mix of hiking trails, dirt roads, and scenic view..

The Tuckahoe 25K is an exciting trail running event scheduled for November 22, 2025, in Queen Anne, MD. This race, organized by the Centreville Crushers and Algonquin Ultras Inc., offers a challenging yet accessible 25K course primarily on single-track and wider horse trails. Participants can expect..

The Fall Backyard Burn at Laurel Hill is a trail running event set in the scenic 1600-acre grounds of the former Lorton Reformatory in Virginia. Participants can choose between a 5-mile or 10-mile course, featuring a mix of forested and open meadow singletrack trails. The race begins and ends at the..

The Hex Hollow Half is a running event taking place in Glen Rock, PA, featuring two race options: a half marathon (13.13 miles) and a shorter 6.66-mile course. The race starts and finishes at Spring Valley Park, offering participants a scenic route through meadows, forests, and challenging terrain, ..

The 21st Annual Catonsville High School XC Turkey Trot is a cherished community event celebrating health and wellness. This year, participants can choose between a 1 Mile Family Fun Run and a 5K race, both of which are chip-timed. The event emphasizes community involvement, as all proceeds support t..

The Lake Anna Turkey Trot Half is a scenic running event held at Lake Anna State Park, featuring a half marathon, 10k, and 5k races. The half marathon course is a mix of 50% trail and 50% paved road, with a completion time limit of 3:15. Participants can also opt for a virtual race option.Runners re..

Devil Dog Ultras is an exciting trail running event held in Prince William Forest Park, Virginia, featuring 100-mile, 100K, and 50K races. The course consists of primarily single-track trails with some technical sections, fire roads, and rolling hills. Runners can expect well-stocked aid stations an..

The Fall Backyard Burn at Fountainhead is a popular trail running event held at Fountainhead Regional Park in Fairfax Station, VA. Participants can choose between a 5-mile or a challenging 10-mile course that features scenic hiking trails and dirt roads along the Occoquan Reservoir. The event is kno..