Benwood is a city in Marshall County, West Virginia, United States, along the Ohio River. It is part of the Wheeling, West Virginia Metropolitan Statistical Area. The population was 1,269 at the 2020 census. Benwood was chartered in 1853 and incorporated in 1895. The name of the city is derived from "Ben's Woods", as Benjamin McMechen inherited that portion of land from the estate of his father, William McMechen, and built his homestead upon it.