56th Street and Fifth Avenue in New York City
56th Street and Fifth Avenue, home to high-end shops like designer clothing store Dolce & Gabbana.
  • New York City is now home to 349,500 millionaires. The city has the most in the world.
  • Meanwhile, rising living costs are forcing lower-earning residents out of the city.
  • Global wealth growth is driven by strong financial market performance, said Henley & Partners.

New York City is the metro with the highest number of millionaires, according to a ranking released Tuesday by immigration consultancy Henley & Partners.