Trail Running calendar near Gaithersburg 2024-2025

The Winter Lake Anna Half event features a scenic and challenging course at Lake Anna State Park, offering participants the choice of a 5k, 10k, or half marathon. The 5k is a trail run, while the 10k and half marathon consist of a mix of trail and paved road. Walkers are welcome, and there is a time..

Devil Dog Ultras is an exciting trail running event held in northern 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 will navigate loops of varying lengths, with well-stocked ..

The Santa’s Summit 7.5 Miler is a scenic trail running event taking place at Bull Run Marina, featuring a challenging course along the Bull Run Occoquan Trail. Participants can choose between a 7.5-mile and a 7k distance, with both races contributing points towards year-long running series. Runners ..

The Fall Backyard Burn Trail Run at Hemlock Overlook is a scenic trail running event scheduled for December 8, 2024, in Clifton, Virginia. Participants can choose between two distances: a 5-mile or a 10-mile course, both featuring a mix of hiking trails, dirt roads, and open fields, with an elevatio..

Santa’s Sprint 6k is a festive running event taking place at Barrel Oak Winery, featuring a challenging cross-country course that includes gravel roads and hills. Participants can enjoy a scenic route while earning points towards various year-long series. The event welcomes walkers and leashed pets,..

The Leesylvania 10k is a trail running event taking place at Leesylvania State Park, featuring a scenic course that includes both trails and pavement, with some small hills and a staircase. Participants can also opt for a virtual race option. Runners receive a finisher’s medal, a technical event shi..

The Mid-Maryland Trail Festival features a challenging 50k race and a 50k relay, taking place on January 4, 2025, at Rockburn Branch Park in Elkridge, MD. Participants will complete six loops of approximately 5.179 miles each on a scenic wooded trail. The event allows for individual runners or relay..

The RUN BIG LAND Toughness GROOVE Trail Race is a unique trail running event taking place in Montross, Virginia. This 10.7K trail race is designed to support veterans and first responders, with all proceeds benefiting the nonprofit organization 10-7 at Big Land. Participants will navigate through ch..

The Winter Conway Robinson 10k is a trail running event taking place at Conway Robinson State Forest Park. Participants can enjoy a scenic loop route featuring technical terrain and minor hills. The event includes both a 10k and a 5k option, with points contributing to various series standings.Runne..

The Twisted Oak 8k is a scenic running event taking place at Twisted Oak Farm Brewery, featuring a challenging cross-country course. Participants can enjoy beautiful views while completing two laps for the 8k distance. Runners receive a finisher's medal, a technical event shirt, and a complimentary ..

The Sierra Club - Lancaster Group Polar Bear 5K Trail Run/Hike is an exciting outdoor event scheduled for January 18, 2025, in Lancaster, PA. Participants can choose to either run or hike a scenic 5K trail, promoting environmental awareness and community engagement. The event welcomes dogs, encourag..

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 participants to run for six hours on a 2.5-mile loop trail, emphasizing self-sufficiency with no fees, awards, or aid stations. Regis..

The ICY-8 event in Spotsylvania, VA, is an exciting trail running competition that features an 8-hour adventure trail run and a new HALF MARATHON+ option. Set in the scenic Lake Anna State Park, participants can choose from various loop courses, including 4.7 miles, 8.0 miles, and a mini loop. The e..

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 are encouraged to register e..

The Trail Demon 10k is a challenging and scenic running event taking place at Dirt Farm Brewing in Bluemont, Virginia. Scheduled for February 15, 2025, participants can choose between a 5k and 10k distance, both featuring a technical course with hilly terrain and stunning views. Runners will receive..

The Dahlgren Trail Half Marathon is set to take place on February 15, 2025, in King George, Virginia. This scenic race follows a 16-mile trail that was once a railroad line, offering participants a flat and smooth course ideal for running. The event is limited to the first 225 registrants and featur..

The Saint Marys Lake Trail Series is an exciting running event set in Leonardtown, MD, featuring distances of 50K, 34K, and 17K. The course consists of a scenic 10.5-mile loop around Saint Mary’s Lake and through the Salem Forest, with a mix of single track, forest road, and crushed gravel paths. Pa..

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 ra..

The MCRRC Seneca Creek Greenway Trail Marathon & 50K is a running event scheduled for March 8, 2025, in Gaithersburg, Maryland. This event offers participants the choice between a marathon and a 50K race, catering to various levels of endurance runners. Registration is currently open, allowing inter..

The Perfect Day 50K is a unique endurance running event held at Massanutten's Western Slopes, where participants run a 5K every hour for 10 consecutive hours. This event welcomes both individual runners and teams, offering a challenging yet supportive atmosphere. Each participant must complete the 5..