Trail Running calendar near Upper Marlboro 2026-2027

This 50k trail race features a six-loop course through wooded trails at Rockburn Branch Park. Runners can tackle the full distance solo or form a relay team of up to six people to share the loops. An aid station provides fuel and hydration..

The No Man's 50K Challenge is a women's trail running event with 25K and 50K distances on a mixed-surface course in Virginia. It features a supportive atmosphere and a generous 9-hour cutoff. The race is limited to 120 entrants.

The Winter Conway Robinson 5k & 10k takes runners through the trails of Conway Robinson State Forest Park in Gainesville, Virginia. The event, scheduled for March 7, 2026, welcomes both runners and walkers and offers on-site and virtual par..

Explore Montgomery County's single-track trails at this low-key event in Seneca Creek State Park. Choose your challenge on race day: stop at the marathon finish or push on for the 50K. All runners get a tech shirt, medal, and a course with..

This cross-country run takes participants on scenic 3k and 5k courses around Creek’s Edge Winery in Lovettsville, VA. Walkers are welcome, and post-race wine tasting is part of the experience. The event also offers virtual participation opt..

A 5k and 10k at Smoketown Brewery on March 8 with out and back gravel courses, limited water stations, a virtual option, chip timing, a finisher medal, a technical shirt and a postrace beer.

A free International Women’s Day endurance day at Beaverdam Reservoir Park featuring a 7.5-mile loop and varied trail surfaces. The event centers women, offers course support through sunset, and focuses on movement and mutual support.

Saddle up for the Blazing Saddles trail race at Codorus State Park. This event offers 50K, 25K, and 8 Miler distances on a hilly, mixed-terrain course, with all proceeds benefiting a local animal rescue. Come prepared for challenging March..

The Spring Backyard Burn Trail Run offers a scenic 5.4 or 10 mile course through the historic grounds of Laurel Hill Park in Lorton. The route features gentle, non-technical singletrack with rolling hills. A free kids race and post-race foo..

The HAT Run 50K is a 36-year-old spring ultramarathon on the trails of Susquehanna State Park. The two-loop 50 km course mixes single-track, fields, and dirt roads with significant climbing and stream crossings. It starts and finishes at th..

A cross country 4k and 8k around Twisted Oak Farm Brewery in White Post, VA with chip timing, water stations, and a virtual option. Points count toward multiple series including Back of the Pack and Sippin' Series.

Experience a scenic cross country trail run through Wilderness Run Vineyards featuring a 5K and 1 Mile distance. Enjoy post race live music and refreshments at the winery to support St. Patrick School.

A 5k cross country run and 1 mile fun run through Ruppert Nurseries' 500 acre tree farm in Gaithersburg on March 22, 2026. Proceeds support the Montgomery County Children’s Opportunity Alliance.

Join The Husky Run 5K on the scenic Ma and Pa Trail in Bel Air. This walk and run event is open to all ages and abilities. Every finisher earns a limited-edition Husky medal.

Experience a unique trail run through the grounds of Genesis Church featuring a fun foam finish. Support healthcare services for the uninsured while enjoying distance options for runners, walkers, and children in York.

Run through the beautiful mixed forests and fields of Rosaryville State Park. This early season trail run offers a half marathon, 10K, and 5K on relatively smooth, non-technical courses. Enjoy fully supported aid stations and a post-race ce..

Experience a timed trail ultra at Little Bennett Regional Park with 5 hour and 9 hour challenges for solo runners and relay teams. Complete as many 4.4 mile loops as possible and enjoy a post race chili bar.

On March 29, 2026 in Severna Park, MD runners can choose a Marathon or Half Marathon mostly on the asphalt B&A Trail. USATF certified courses, staffed aid stations, finish medals, and participant quarter zips are provided.

Run 7 miles of scenic trails at Cromwell Valley Park. Enjoy rolling hills, single-track paths, and a fast downhill finish. Proceeds support the park and therapeutic programs for veterans.

Experience a classic 50 mile trail run through Virginia's spring beauty. The course winds through rolling forested terrain along the Occoquan River and Bull Run, featuring large bluebell stands. This event, with its historic Civil War theme..