Geography of New York City the coast of the Northeastern United States at the mouth of the Hudson River in southeastern New York state. It is located in the New York–New Jersey Harbor Estuary, the centerpiece of which is the New York Harbor, whose deep waters and sheltered bays helped the city grow in significance as a trading city. Much of New York is built on the three islands of Manhattan, Staten Island, and western Long Island, making land scarce and encouraging a high population density. The Hudson River flows from the Hudson Valley into New York Bay, becoming a tidal estuary that separates the
Union City, New Jersey are U.S. Route 1/9, Route 3, and the New Jersey Turnpike. , the city had a total of of roadways, of which were maintained by the municipality, by Hudson County and by the New Jersey Department of Transportation and by the New Jersey Turnpike Authority. The Bergenline Avenue station of the Hudson-Bergen Light Rail is located at 49th Street near the city line with West New York and North Bergen. New Jersey Transit bus service transportation is available to points in Hudson, Bergen, and Passaic counties and to the Port Authority Bus Terminal in Midtown Manhattan. Routes which stop in