3H Trail Half Marathon - King George, VA

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 unique endurance event set in the historic Prince William Forest Park, which served as a training ground for the OSS, the precursor to the CIA. Participants will tackle a challenging 50-mile course that consists of a 25+ mile loop run twice, primarily on single-tra..

The DHRT 50K is an exciting trail running event set in King George, Virginia, taking place on August 2, 2025. This challenging race traverses the scenic Dahlgren Railroad Heritage Trail, offering participants a flat and well-maintained course primarily shaded by trees. Runners will face the added ch..

The Dahlgren Heritage Rail Trail 50K is a challenging ultramarathon held on August 2, 2025, in King George, Virginia. The race takes place entirely on the flat, well-maintained Dahlgren Railroad Heritage Trail, featuring mostly shaded, dirt, grass, and gravel surfaces. Participants have 8 hours to c..

The 12-Hour Adventure Trail Run, hosted by Athletic Equation, takes place in Prince William Forest Park, Virginia. This annual event challenges participants to cover as much distance as possible within a 12-hour timeframe on a 6.5-mile looped course featuring diverse terrain, including single track..

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..