Long Beach is a city in Nassau County, New York, United States. Just south of Long Island, it is located on Long Beach Barrier Island, which is the westernmost of the outer barrier islands off Long Island's South Shore. As of the United States 2010 Census, the city population was 33,275. It was incorporated in 1922, and is nicknamed The City By the Sea. The city of Long Beach is surrounded by Reynolds Channel to the north, east and west, and the Atlantic Ocean to the south. As of January 1, 2018, Michael Tangney is the acting city manager, a position appointed by the City Council. It has been Democratic for many years.