Barnstable is a city, referred to as the Town of Barnstable, 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.
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Barnstable is located at 41°39′33″N 70°21′11″W (41.659158, -70.353059), about halfway along the "biceps" of the Cape Cod "arm". According to the United States Census Bureau, the town has a total area of 76.3 square miles (197.7 km2), of which 59.8 square miles (154.9 km2) is land and 16.5 square miles (42.8 km2), or 21.66%, is water. It is bordered by Cape Cod Bay on the north, Nantucket Sound on the south, Sandwich and Mashpee on the west and Yarmouth on the east. Barnstable is approximately 70 miles (110 km) southeast of Boston.
The Town of Barnstable contains several villages, which are not legally defined entities. Between seven and eleven are commonly enumerated, listed below with ZIP codes:
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The village of Barnstable (02630), including Cummaquid (02637)
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Centerville (02632), including Craigville (02636)
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Cotuit (02635)
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Hyannis (02601), including Hyannis Port (02647) and West Hyannisport (02672)
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Marstons Mills (02648)
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Osterville (02655)
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West Barnstable (02668)
To the north of Barnstable lie the dunes of Sandy Neck along Barnstable Harbor, tipped by the Sandy Neck Light. The central part of the town is dominated by the pines and oaks around Wequaquet Lake. The south is where the bulk of the population lives, many along the beaches of Centerville and Hyannis Harbors. Hyannis is the biggest village in Barnstable by size and population.