 It is part of the Staunton–Waynesboro Micropolitan Statistical Area.Lyndhurst is located at (38.026381, −78.951379).According to the United States Census Bureau, the CDP has a total area of 6.1 square miles (15.8 km²), of which, 6.1 square miles (15.8 km²) of it is land and 0.16% is water.