New York City worldwide. New York City is situated in the Northeastern United States, in southeastern New York State, approximately halfway between Washington, D.C. and Boston. The location at the mouth of the Hudson River, which feeds into a naturally sheltered harbor and then into the Atlantic Ocean, has helped the city grow in significance as a trading port. Most of New York City is built on the three islands of Long Island, Manhattan, and Staten Island. The Hudson River flows through the Hudson Valley into New York Bay. Between New York City and Troy, New York, the river is an estuary. The
South Jersey South Jersey South Jersey comprises the southern portions of the U.S. state of New Jersey between the lower Delaware River and the Atlantic Ocean. The designation of southern New Jersey with a distinct toponym is a colloquial one rather than an administrative one, reflecting not only geographical but also perceived cultural differences from the northern part of the state, with no official definition. Though definitions of South Jersey may vary, most (if not all) of South Jersey is generally considered to be part of the Philadelphia Metropolitan Area. New Jersey is sandwiched between the two large cities of New York