In 2013, New York City had a population of approximately 8,405,837. It is the most populous and most densely populated city in the United States.
New York City consists of the five boroughs of Brooklyn, Queens, Manhattan, the Bronx and Staten Island, which were combined to form a single city in 1898. The New York metropolitan area encompasses surrounding towns in New York, and it crosses state lines to include parts of New Jersey, Connecticut and Pennsylvania. In 2013, the population of the New York metropolitan area was between 19.9 and 23.5 million, depending on how the metropolitan area is defined.