From Paris, London to Tokyo, this is where the world's super rich live

Business opportunities, lifestyle desires, hospitals and transportation infrastructure are all factors that draw the super-rich to splash out on homes in large cities

With their private jets and multiple houses, the world’s mega-rich are the ultimate globetrotters.

Yet about half of this elite population have their main residences within a group of just 10 cities, according to Knight Frank’s 2019 Wealth Report, which lists London, Tokyo and Singapore as home to the most people worth of at least $30 million. Although the US is the world’s largest economy, New York is its only city in the real estate brokerage’s top 10.

The data highlight the concentration of the ultra-wealthy living in the biggest metropolises. Business opportunities, lifestyle desires, hospitals and transportation infrastructure are all factors