Trail Running calendar near Thurmont 2025-2026

The Schaeffer Half Marathon and 10K Trail Run, organized by EX2 Adventures, takes place at Button Farm in Germantown, Maryland. The course features twisty singletrack trails and open farm fields, offering a scenic and challenging experience for runners. The half marathon covers approximately 13.3 mi..

The Rosaryville Veterans Day Trail Race, held annually at Rosaryville State Park in Upper Marlboro, Maryland, offers challenging 50K and 20K trail runs through scenic wooded trails and meadows. The 50K consists of 3.25 loops on a 9.5-mile single-track perimeter trail with rolling hills totaling abou..

The Fall Backyard Burn Trail Run at Hemlock Overlook in Clifton, VA, is a scenic trail running event featuring 5-mile and 10-mile race options. Set in a 425-acre park along the historic Bull Run, the course offers a mix of hiking trails, old dirt roads, stream crossings, and open fields with natural..

The Hex Hollow Half is a running event taking place in Glen Rock, PA, featuring a half marathon (13.13 miles) and a shorter 6.66-mile option. The course, set in Spring Valley Park, offers a scenic experience through meadows, forests, and challenging terrain, including stream crossings and elevation..

The Fall Backyard Burn at Laurel Hill is a trail running event held at Laurel Hill Park in Lorton, Virginia, just south of the Capital Beltway. Participants can choose between a 5.4-mile course (one lap) or a 10-mile course (two laps), both featuring a mix of forested singletrack and open meadows on..

The Winery at Bull Run Turkey Trot is a scenic trail run held at the Manassas National Battlefield, featuring 5k and 10k options. Participants enjoy running through historic Civil War sites on dirt trails, cross-country paths, and gravel terrain, with some hills along the course. The event benefits..

The 21st Annual Catonsville High School XC Turkey Trot is a cherished community event celebrating health and wellness. Scheduled for November 27, 2025, this event features a 1 Mile Family Fun Run and a 5K race, both of which are chip-timed. Participants can enjoy a family-friendly atmosphere while s..

Devil Dog Ultras is a trail running event held in Prince William Forest Park, Virginia, featuring 50K, 100K, and 100-mile races. The course primarily consists of single-track trails with some fire roads and rolling hills, with no significant climbs. Runners complete multiple loops, with aid stations..

The Fall Backyard Burn Trail Run at Fountainhead Regional Park in Fairfax Station, VA, is a popular trail running event held on December 7, 2025. The race offers two challenging distances: a 5-mile single loop with 450 feet of elevation gain, and a tougher 10.5-mile course featuring an additional ou..

The Tame the Tower Trail Challenge is a trail running event held in Mt. Gretna, Lebanon, Pennsylvania, at Clarence Schock Memorial Park. Scheduled for December 13, 2025, it offers two race distances: a 10-mile "T-Rex" and a 5-mile "Ferocious" run.The courses are marked with colored flags—pink for th..

The Mid-Maryland Trail Festival 50k is an exciting running event taking place in Elkridge, MD, featuring a challenging 31-mile course comprised of six loops through scenic wooded trails. Participants can choose to run the entire 50k solo or form relay teams of up to six members to share the distance..

The Bull Run Run 50 Miler is a historic ultramarathon organized by the Virginia Happy Trails Running Club, first held in 1993. Covering 50 miles of forested, rolling terrain near Clifton, Virginia, the race features a course that highlights the area's Civil War history, including the Battle of Bull..