Trail Running calendar near Germantown 2026-2027

Devil Dog Ultras features 100-mile, 100K, and 50K trail races on a loop course in Prince William Forest Park. With fully stocked aid stations and a unique loyalty challenge, it's an event built for the trail community. Registration for the..

Experience the beauty of Fountainhead Regional Park on a course featuring hiking trails and dirt roads. With two distance options and a dedicated program for kids, this event offers a complete day of trail running near the Occoquan Reservoi..

Experience a scenic out and back half marathon on the flat and smooth Dahlgren Railroad Heritage Trail. Enjoy a unique post race campfire with roasted donuts and earn a custom finisher medal.

Experience a 50 km trail run through the rolling fields and woods of Maryland featuring 5,800 feet of elevation gain. Enjoy well stocked aid stations and a heated indoor post race celebration with handmade finisher awards.