DHRT 50k

The Dahlgren Trailblazer is an annual community bike event held in King George, Virginia. Participants embark on a friendly 8-mile ride starting from the trailhead at 10431 Bloomsbury Road, turning around at 9274 Comorn Road. The event is organized by the Friends of the Dahlgren Railroad Heritage Tr..

The OSS/CIA 50 Mile Night Run is a challenging ultramarathon held in Prince William Forest Park, Virginia, known for its historical ties to the U.S. intelligence community. The race features a 50-mile course primarily on single-track trails, with some fire roads and crossings, run twice to complete..

The Dahlgren Heritage Rail Trail 50K is a scenic trail race held in King George, Virginia, on August 2, 2025. Participants will run on the flat, well-maintained Dahlgren Railroad Heritage Trail, which features mostly shaded, solid footing surfaces like dirt, grass, and crushed stone. The course is a..

The 3H Trail Half Marathon in King George, Virginia, is a scenic, flat, and fast out-and-back race held entirely on the Dahlgren Railroad Heritage Trail, a converted railroad bed featuring dirt, gravel, grass, and pine needle surfaces. The course offers nearly 100% shade from surrounding trees, prov..

The 12 Hour - Adventure Trail Run is an endurance event held at Prince William Forest Park near Triangle, VA. Participants run on a 6.5-mile looped trail course featuring single track, fire roads, and varied terrain with hills, rocks, roots, and mud. The event challenges both novice and experienced..

The Full Distance 10k and 5k is a scenic trail race held at Locust Shade Park in Triangle, VA. Participants can choose between a 5k or 10k course, with the event featuring chip timing, finisher medals, and technical event shirts. The course includes trail segments with some roots and hills, and wate..