Tags: Mountain Range.
The Bull Run Mountains are a mountain range of the Blue Ridge Mountains in northern Virginia in the United States. Located approximately 20 miles (32 km) east of the main chain across the Loudoun Valley. The Bull Run Mountains together with Catoctin Mountain in Virginia and Maryland make up the easternmost front of the Blue Ridge. The range is home to the Bull Run Mountains Natural Area Preserve and to residents of the Bull Run Mountain Estates.