New York's most populous county is New York City.
The state of New York , with an estimated 19.8 million residents in 2015 , is also referred to as New York State to distinguish it from New York City , the state 's most populous city and its economic hub .	New York City	New York City	state	U.S. state	most populous city	List of United States cities by population
Situated on one of the world 's largest natural harbors , New York City consists of five boroughs , each of which is a separate county of New York State .	City	City (New York)	New York	New York (state)	State	U.S. state	boroughs	Borough (New York City)	county of New York State	List of counties in New York
