Upper New York Bay Upper New York Bay Upper New York Bay, or Upper Bay, is the traditional heart of the Port of New York and New Jersey, and often called New York Harbor. It is enclosed by the New York City boroughs of Manhattan, Brooklyn, and Staten Island and the Hudson County, New Jersey municipalities of Jersey City and Bayonne. The Upper Bay is fed by the waters of the Hudson River (historically called the North River as it passes Manhattan), as well as the Gowanus Canal. It is connected to Lower New York Bay by the Narrows, to Newark Bay by the
Jersey City, New Jersey Jersey City, New Jersey Jersey City is the second-most-populous city in the U.S. state of New Jersey, after Newark. It is the seat of Hudson County as well as the county's largest city. As of 2017, the Census Bureau's Population Estimates Program calculated that Jersey City's population was 270,753, with the largest population increase of any municipality in New Jersey since 2010, an increase of about 9.4% from the 2010 United States Census, when the city's population was at 247,597. ranking the city the 75th-most-populous in the nation. Part of the New York metropolitan area, Jersey City is bounded on