Centerport is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States, on the notably affluent North Shore of Long Island, historically known as the Gold Coast. Formerly known as Little Cow Harbor in approximately 1700, as Centerport in 1836, and as Centerport after 1895, the name refers to its geographic slant midway amid the east and west boundaries of the town of Huntington.

As of the 2010 United States Census, the CDP population was 5,508. It is located in the town of Huntington. Huntington and its surrounding hamlets mark the east terminate of Long Island’s renowned “Gold Coast”, the state deriving from the traditional wealth and gentility allied with the area. The association dates put up to to the yet to be twentieth century in which many wealthy families built their homes along the north shore of the island. In Centerport, an example of this is the land of William Kissam Vanderbilt II, otherwise known as Eagles Nest.

Centerport is terribly residential, characterized by winding driveways and beachfront hills. As is common among the many beachfront locations on Long Island’s North Shore, Centerport has developed a large boating and sailing culture. An important portion of this culture is the Centerport Yacht Club, which was founded in 1947 and has served as the social and energetic focal lessening for the boating community in both Centerport and its surrounding areas. The yacht club sponsors a variety of racing fleets and regattas all year generally introduction in the late spring and ending mid-autumn.

Suydam House, built in 1730, a saltbox house, is one of the oldest surviving houses in Centerport.