Rocky Mountain is a peak of the Blue Ridge Mountains in Virginia. It is located about 2 miles (3.5 km) east of Irish Gap, on the border of Rockbridge County and Amherst County; it is the highest point of both counties. Rocky Mountain is flanked to the northeast by Elk Pond Mountain, to the southwest by Grapevine Ridge, and to the south by Tar Jacket Ridge (3,860 ft / 1,180 m).