The Bronx is one of the five boroughs of New York City. The Bronx is mostly sited on the North American mainland . Bronx county is the fifth most populous county in the New York Metropolitan Area. The Bronx is the single borough in the New York City with a freshwater Bronx running through it. New York is a vibrant center for commerce and business and one of the three “world cities” (along with London and Toyko) that control world finance.

The Bronx is recognized as the place of birth of hip hop culture, and also the home of the New York Yankees. The Bronx is also referred to as Co-op City because it owns the largest cooperatively housing complex in the United States. The City has a Humid continental climate. The Bronx underwent rapid growth after World War I. Famous Bronx neighborhoods include the South Bronx, "Little Italy" on Arthur Avenue in the Belmont section, Morris Park, and Riverdale.