Barnstable is a town in the U.S. state of Massachusetts and the county seat of Barnstable County. Barnstable is the largest community, both in land area and population, on Cape Cod. At the 2010 census it had a population of 45,193. The town contains several villages (one of which is also named Barnstable) within its boundaries. Its largest village, Hyannis, is the central business district of the county and home to Barnstable Municipal Airport, the airline hub of Cape Cod and the islands of Martha's Vineyard and Nantucket. Additionally, Barnstable is a 2007 winner of the All-America City Award.