Trail Running calendar near Thurmont 2025-2026

The Eternal Winter 6-Hour Run is a unique running event taking place at the Greenbury Point Nature Center in Annapolis, Maryland. This "fat-ass" style race encourages experienced runners and walkers to participate in a low-key, self-supported environment, emphasizing personal endurance over competit..

The Great Frosty Forest Marathon, taking place on February 2, 2025, offers a range of running events including a 5k, 10k, half marathon, and full marathon, all set in the scenic Prince William Forest Park. Participants can earn points towards various year-long series and enjoy a chip-timed experienc..

The Little Patuxent River Half Marathon & 10K is a scenic running event held in Columbia, Maryland, featuring a half marathon (13.1 miles), a 10K (6.55 miles), and a new 5K option. The race takes place on the beautiful Patuxent and Wincopin trails, offering a manageable terrain suitable for both beg..

The Froggy Hollow 5 & 9, presented by Altra, is a timed trail ultra event taking place at Little Bennett Regional Park in Clarksburg, MD. Participants can choose from various challenges, including a 5-Hour Challenge, 9-Hour Challenge, and relay options. The course features a scenic 4.3-mile loop, wi..

The Squirrelly Tail Twail Wun is a half marathon event taking place at Gifford Pinchot State Park in Lewisberry, PA. Participants can expect a unique and challenging course that includes a mix of running surfaces such as blacktop, dirt, and rocky trails. The event encourages runners of all skill lev..

The Super Bowl Trail Race is a unique 7-mile running event held in Cromwell Valley Park, Baltimore, MD, on Super Bowl Sunday. Participants can enjoy scenic trails featuring rolling hills, fire roads, and single-track paths, culminating in a fast downhill finish. The race promotes fitness while suppo..

The Manassas Battlefield Trust 10k is a scenic running event taking place at the historic Manassas National Battlefield, with the start and finish at The Winery at Bull Run. Participants can enjoy a trail run that includes cross-country paths, dirt trails, and boardwalks, while also earning points t..

The Trail Demon 10k is a challenging and scenic running event taking place at Dirt Farm Brewing in Bluemont, Virginia. Participants can enjoy a technical course featuring hilly terrain and beautiful views, with the 10k route requiring two loops. Runners will receive a finisher medal, a technical eve..

The Dark Side 8 Hour Ultra is an annual trail running event held at Little Bennett Park in Clarksburg, MD. Participants can run as many laps as they wish on a scenic 5.5-mile loop, primarily on single track trails. This timed event encourages runners to enjoy the outdoors as spring approaches. The r..

The Paradise Springs 10k is a challenging trail running event held at Hemlock Overlook Park, featuring a scenic course with significant elevation changes and technical sections. Participants can enjoy a glass of wine from Paradise Springs Winery post-race, along with a finisher medal and a technical..

The Spring Backyard Burn Trail Run at Wakefield Park is part of a series of trail running races in Northern Virginia, featuring 5 and 10-mile courses. Set in a scenic location near the Capital Beltway, the event offers a mix of single-track hiking trails, doubletrack paths, and shallow stream crossi..

The Bigfoot Endurance 5 & 10 Mile Trail Race takes place at Rockburn Branch Park in Elkridge, Maryland. Participants can choose between a 5-mile run, a 10-mile run, or a 2-person relay for the 10-mile distance. The terrain is designed to be easy to moderate, making it suitable for both novice and ex..

The MCRRC Seneca Creek Greenway Trail Marathon & 50K is a running event scheduled for March 8, 2025, in Gaithersburg, Maryland. Participants can choose between a marathon and a 50K race, making it suitable for various levels of endurance runners. The event is organized by the Montgomery County Road ..

The Perfect Day 50K is an exciting endurance running event held at Massanutten's Western Slopes, where participants run a 5K every hour for 10 hours. This unique challenge allows individuals and teams to compete, with options for alternating loops or completing consecutive hours. The course features..

No Man's 50K is a unique trail running endurance challenge designed exclusively for women, with the support of family and friends. Established in 2016, the event aims to promote female participation in trail races. Participants can choose between two distances: 25K and 50K, with a generous 9-hour cu..

Blazing Saddles is an exciting running event organized by the York Road Runners Club and York Ridge Runners, taking place at Codorus State Park in Hanover, PA. Scheduled for March 15, 2025, participants can choose between a 25K and an 8-mile race, both featuring scenic trails that include horse path..

The Spring Backyard Burn Trail Run at Laurel Hill offers participants a scenic and engaging experience through a mix of forested and open meadow singletrack trails on the historic grounds of the former Lorton Reformatory. Set in Lorton, Virginia, the race features two distance options: a 5-mile and ..

The HAT Run 50K is an exciting trail running event taking place in Havre de Grace, MD. Scheduled for March 22, 2025, this challenging race features a course that combines single-track trails, open fields, dirt roads, and some paved sections, with a total elevation gain of nearly 4,400 feet. Particip..

The Molon Lave 5k is a scenic cross-country running event taking place at Molon Lave Winery in Warrenton, VA. Participants can enjoy a beautiful 5k course while earning points towards the Year-Long 5k & Back of the Pack Series, as well as the Sippin Series. The event welcomes walkers and offers a vi..

The Battle of Kelly's Ford is a cross-country running event taking place at the scenic Kelly's Ford Inn in Remington, Virginia. Participants can choose between two races: a 6Km race for women and girls, and an 8Km race for men and boys. The course features a 2Km loop comprised of close-cut grass and..