The following is a bibliography of New York. New York is a U.S. state in the Mid-Atlantic region of the Northeastern United States. New York is commonly known as the "Empire State" and sometimes the "Excelsior State". It is the nation's third most populous state at over 19 million people. The capital of the state is Albany and its most populous city is New York City. New York is often referred to as New York State to distinguish it from New York City.