Trail Running calendar near Seven Valleys 2025-2026

The Fall Backyard Burn Trail Run at Riverbend Park in Great Falls, VA, offers 5- and 10-mile trail races on scenic riverside singletrack trails adjacent to the Potomac River and near Great Falls National Park. The course features moderate elevation gains of 350 feet for 5 miles and 700 feet for 10 m..

The MCRRC Stone Mill 50 Mile Run is an ultramarathon event held in Montgomery Village, Maryland. This challenging 50-mile race offers runners a unique endurance experience on a course designed to test stamina and determination. The event is organized by the Montgomery County Road Runners Club (MCRRC..

The Schaeffer Half Marathon and 10K Trail Run, hosted by EX2 Adventures, takes place at the scenic Button Farm in Germantown, Maryland. The event features two distances: a 13.3-mile half marathon with 1,000 feet of elevation gain and a 6.7-mile 10K+ course with 500 feet of elevation gain. Known for..

The Rosaryville Veterans Day Trail Race, hosted by the Annapolis Striders, is an annual trail running event held at Rosaryville State Park in Upper Marlboro, Maryland. The race offers two distances: a 50K and a 20K, both featuring loops on a 9.5-mile single-track perimeter trail through wooded areas..

The Tuckahoe 25K is an annual trail running event held in Queen Anne, Maryland, featuring a 25-kilometer (15.5 miles) course primarily on single-track and horse trails. The terrain includes runnable hills, some rooty and muddy sections, but is not overly technical, making it suitable for both newcom..

The Hex Hollow Half is a trail running event held in Glen Rock, Pennsylvania, starting and finishing at Spring Valley Park. It offers two distances: a challenging half marathon of 13.13 miles consisting of two loops, and a shorter 6.66-mile single loop for those not ready for the full distance. The..

The Winery at Bull Run Turkey Trot is a scenic 5k and 10k trail run held at the Manassas National Battlefield in Centreville, Virginia. The course features a mix of cross-country paths, dirt trails, boardwalks, and gravel, with some hills, offering a challenging and picturesque experience. The 5k is..

The 21st Annual Catonsville High School XC Turkey Trot, held in Catonsville, Maryland, is a cherished community event celebrating health, wellness, and family. It features a cross country-style 1 Mile Family Fun Run and a 5K race, both chip timed. The event fosters a spirited atmosphere with awards..

The Fall Backyard Burn Trail Run at Fountainhead Regional Park in Fairfax Station, VA, offers runners two challenging distances: a 4.8-mile single loop and a tougher 10.5-mile course that includes an extended out-and-back segment on the Bull Run Occoquan Trail. Set along the scenic Occoquan Reservoi..

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 features two distances: a 10-mile "T-Rex" and a 5-mile "Ferocious" run.The courses are marked with colored flags—pink for the 1..

Naked Nick is a trail running event held in Leesport, Pennsylvania, featuring 25K and 50K distances around Blue Marsh Lake. The course is primarily single-track trails (80%) with some gravel roads (20%), forming a lollipop-shaped route with a 5.5-mile out-and-back and a 4.5-mile loop. The terrain is..

The Mid-Maryland Trail Festival 50k is a 31-mile ultramarathon held at Rockburn Branch Park in Elkridge, Maryland. The course consists of six loops, each approximately 5.179 miles, winding through wooded trails. Participants can run the full 50k solo or form relay teams of 2 to 6 members, exchanging..

The Naked Bavarian is an affordable ultra trail running event held at Blue Marsh Lake in Leesport, Pennsylvania. Offering 20- and 40-mile distances, the course features a lollipop loop with mostly runnable single-track trails (80%) and some gravel roads (20%), with elevation gains of approximately 2..

Blazing Saddles is a trail running event hosted by the York Road Runners Club at Codorus State Park in Hanover, Pennsylvania. Scheduled for March 14, 2026, it offers two race distances: a 25K and an 8 Miler. Both courses run along the scenic Ranger Trail, featuring a mix of horse trails, single-trac..

The HAT Run 50K is a trail running event held in Havre de Grace, Maryland. The course primarily consists of single-track trails, open fields, dirt roads, and some paved sections, featuring nearly 4,400 feet of elevation gain. Runners start with a 3-mile loop followed by two 14-mile loops. A notable..

The Genesee Valley Ultra will take place in Parkton from Saturday 28 March 2026 to Sunday 29 March 2026. You can run between 6 and 24 kilometers.

The Trail Demon 10k is a challenging trail running event held at Dirt Farm Brewing in Bluemont, Virginia. The course features a technical forest trail loop with tree roots, rocks, and elevation changes, offering scenic views and a demanding workout. Runners can choose between the 5k or 10k distances..

The Rockland Rad Run is a trail running event held at Forever Farm in Mertztown, Pennsylvania, featuring a half marathon, 10k, and 5k distances. Set amidst the scenic Pennsylvania woods, the course offers a challenging experience through rolling, rugged terrain, ideal for trail running enthusiasts...

The Breeze Thru The Trees 5k is a cross-country running event held at Ruppert Nurseries, a 500-acre tree farm located in Gaithersburg, Maryland, within Montgomery County’s Agricultural Reserve. The event features a 5K run and a 1-mile fun run, offering participants a scenic course winding through a..

Run to Remember in Sykesville, MD, is a memorial running event held at Piney Run Park, featuring distances of 50K, 25K, 5.25 miles, and an 8-hour challenge. The course is a scenic 5.25-mile loop through woods and meadows, with about half the route offering lake views. Runners complete multiple loops..