Bull Run Run 50 Miler

Clifton, United States • 4 Apr 2027

Bull Run Run 50 Mile - 33rd running

The Bull Run Run 50 Mile is a 50 mile trail race held near Clifton, Virginia, at Hemlock Overlook Regional Park. The course traverses forested, rolling terrain and runs during the height of Virginia spring, with sections that meander through fields of bluebells. A contemporaneous 1861 map marks parts of the course and nearby historic sites.

The event is one of the older 50 mile races in the country. The course is described as accessible; the race uses a 13-hour time limit and a standard entry fee of $125. Entry opens on October 1, 2026 at 9:00 am. A high-water alternate course is available when conditions require.

Race operations include aid stations stocked with menstrual products, equal podiums and awards as part of its Trail Sisters approval, and published crew instructions. Additional published information covers parking, accommodations and area resources, directions, schedule details, volunteer opportunities, training runs, team competition rules and results and history. The event complies with the organizing club’s event participant medical policy and policy on race cancellation.

Results for 2026 are posted and the race maintains online resources for course maps, crew and volunteer information, and historical results. Visit the organization's website for the most recent information.

Race information

50 mi
50 Mile
Visit the organization's website for the most recent information.
Trail runs nearby

A free 5K fun run on July 4, 2026 organized by Great Falls TrailBlazers. The loop course goes through the woods, meets at the Great Falls Library, is open to all ages and is pet friendly.

Trail-based 5K and 10K at Rock Creek Regional Park in Derwood, MD, with virtual entry options and listed registration fees. The event also collects donated race medals for Medals4Mettle.

A 5K and 10K held at Nottoway Park in Vienna on July 11, 2026, with in-person and virtual entry options; published registration fees vary by entry date and include mandatory charges.

Trail running at Button Farm in Germantown, MD over twisty single track with stream crossings, log ramps, and farm fields. Options include a 5K and an about 10K course with aid stations, post race food, and optional medals.

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