New Jersey County Map

New Jersey is a state in both the Mid-Atlantic and Northeastern regions of the United States. It is the most densely populated state and at the center of the Northeast megalopolis. New Jersey is bordered to the northeast by New York state; on its east, southeast, and south by the Atlantic Ocean; on its west by the Delaware River and Pennsylvania; and on its southwest by Delaware Bay and Delaware. At 7,354 square miles (19,050 km²), New Jersey is the fifth-smallest state in land area, but with close to 9.3 million residents as of the 2020 United States census, it ranks 11th in population. The state capital is Trenton, and the state's most populous city is Newark. New Jersey is the only U.S. state in which every county is deemed urban by the U.S. Census Bureau.