Mountain Road, VirginiaMountain Road is a census-designated place in Halifax County, Virginia, United States. The population as of the 2010 census was 1,100.GeographyThe CDP is an area along Virginia Route 360 in central Halifax County. It is bordered to the east by the town of Halifax, the county seat. According to the U.S. Census Bureau, the CDP has a total area of, of which, or 0.41%, are water.DemographicsMountain Road was first listed as a census designated place in the 2010 U.S. census.