New York City is the most populous city in the United States, with an estimated record high of 8,537,673 residents as of 2016, incorporating more immigration into the city than outmigration since the 2010 United States Census. More than twice as many people live in New York City as in the second-most populous U.S. city (Los Angeles), and within a smaller area. New York City gained more residents between April 2010 and July 2014 (316,000) than any other U.S. city. New York City’s population is about 43% of New York State’s population and about 36% of the population of the New York metropolitan area.
Population density
In 2015, the city had an estimated population density of 28,053 people per square mile (10,756/km²), rendering it the most densely populated of all municipalities housing over 100,000 residents in the United States, with several small cities (of fewer than 100,000) in adjacent Hudson County, New Jersey having greater density, as per the 2010 Census. Geographically co-extensive with New York County, the borough of Manhattan’s 2015 population density of 69,468 inhabitants per square mile (26,822/km2) makes it the highest of any county in the United States and higher than the density of any individual American city.

