Jersey City, New Jersey County are sometimes referred to as New York City's Sixth Borough. Jersey City (and most of Hudson County) is located on the peninsula known as Bergen Neck, with a waterfront on the east at the Hudson River and New York Bay and on the west at the Hackensack River and Newark Bay. Its north-south axis corresponds with the ridge of Bergen Hill, the emergence of the Hudson Palisades. The city is the site of some of the earliest European settlements in North America, which grew into each other rather expanding from a central point. This growth and the topography greatly
Geography of New Jersey Island by the Kill van Kull and the Arthur Kill. Liberty Island is an exclave of State of New York in New Jersey waters in Upper New York Bay. Ellis Island, also in the Upper Bay, and Shooter's Island, in Newark Bay, each have sections belonging to either of the two states. On its west, New Jersey is flanked by the Delaware River that forms its border with the Commonwealth of Pennsylvania and Delaware Bay which separates New Jersey from the State of Delaware. However, due to a fluke in a colonial land grant for the city of New Castle,