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
River Vale, New Jersey section bordering Emerson to the south, Harrington Park to the southeast, Old Tappan to the east, and Pearl River, New York to the north. Its borders are defined by the Hackensack River to the east, which was dammed to form Lake Tappan, and Pascack Brook to the south. The northern border is defined by the New York-New Jersey state border. The western border has several sections, including a section defined by an unnamed creek and a section defined by Cedar Lane. The southern portion of the township lies between the Hackensack River and Pascack Brook, and is relatively flat. The