Edgartown is located in southeast Massachusetts. Edgartown is part of Dukes County. As of 2010-2014, the total Edgartown population is 999. Edgartown median household income is $49,911 in 2010-2014. Edgartown median house value is $699,700 in 2010-2014. On average, the public school district that covers Edgartown is much better than the state average in quality. The Edgartown area codes are 508, 774.