Barkhamsted is a town in Litchfield County, Connecticut, United States. It contains seven villages: West Hill, Mallory, Barkhamsted Center, Center Hill, Washington Hill, Pleasant Valley, and Riverton. The population was 3,647 at the 2020 census, down from 3,799 at the 2010 census. The town is part of the Northwest Hills Planning Region. Barkhamsted was first incorporated in 1779, and named after Berkhamsted, Hertfordshire, England.