Bronx County, often simply referred to as the Bronx, is one of the five boroughs of New York City, located in the state of New York. The Bronx is situated in the northern part of New York City, separated from Manhattan by the Harlem River. It shares its northern border with Westchester County. To the south, it is separated from Queens by the East River. The population was 1,472,654 in 2020.