The Town of Brookhaven is the most populous of the ten towns of Suffolk County, New York, United States. Part of the New York metropolitan area, it is located approximately 50 miles from Manhattan. It is the only town in the county that stretches from the North Shore to the South Shore of Long Island. It is the largest of New York State's 932 towns, and the second most populous, exceeded only by the Town of Hempstead.Brookhaven is the anglicized name of its first settlement, Setauket. Founded as a group of agricultural hamlets in the mid-17th century, Brookhaven first expanded as a major center of shipbuilding in the 19th century. Its proximity to New York City facilitated the establishment of resort communities and then a post-war population boom. In the 2010 census record Brookhaven contained 486,040 people.The township is home to two renowned Research centers, Stony Brook University and Brookhaven National Laboratory.