Wanna marry a millionaire? Better move to New York.

According to a study by Spear's magazine and Wealth Insight, 4.63% of NYC's population have assets of $1 million or more (excluding their primary residence). The other U.S. cities home to a lot of millionaires were Houston and San Francisco.

On a global scale, New York City has the fourth highest number of millionaires in the world − behind Monaco and the Swiss banking centers of Zurich and Geneva. Frankfurt, Germany, was fifth and London was sixth.

Here are the Top 20 Global Cities by Millionaire Density:

  1. Monaco (29.21%)
  2. Zurich (27.34%)
  3. Geneva (17.92%)
  4. New York (4.63%)
  5. Frankfurt (3.88%)
  6. London (3.39%)
  7. Oslo (2.90%)
  8. Singapore (2.80%)
  9. Amsterdam (2.63%)
  10. Florence (2.59%)
  11. Hong Kong (2.58%)
  12. Rome (2.54%)
  13. Dublin (2.40%)
  14. Doha (2.31%)
  15. Toronto (2.29%)
  16. Venice (2.25%)
  17. Brussels (2.11%)
  18. Houston (2.09%)
  19. San Francisco (2.07%)
  20. Paris (2.04%)