West Cambridge, also known as "Area 10", is a neighborhood in Cambridge, Massachusetts. It is bounded by the Charles River on the south, JFK Street on the east, Concord Avenue on the north, and Fresh Pond, Aberdeen Avenue, and the Watertown line on the west. In 2005 it had a population of 8,266 residents living in 3,887 households, and the average household income was $80,746.