Lyndhurst is a census-designated place (CDP) in Augusta County, Virginia, United States. The population was 1,527 at the 2000 census. It is part of the Staunton–Waynesboro Micropolitan Statistical Area.
Lyndhurst is located at 38°1′35″N 78°57′5″W / 38.02639°N 78.95139°W / 38.02639; -78.95139 (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.