Suffolk County, New York

The population, according to the 2000 census, was 1,419,369. Suffolk County, together with Nassau County, is often referred to as Long Island. Well-known colleges and universities on Suffolk County include Stony Brook University, Farmingdale State College, Suffolk County Community College, Adelphi University, Long Island University, Saint John’s University, and Touro College. Six Suffolk County zip codes were ranked by Forbes Magazine in the 110 most expensive list in the United States in 2006.