Where Do The Richest Americans Live?

1. Bill Gates,60

Worth: $81 billion Home: Medina, Washington

Mr. Gates,spends most of his time at his 66,000-square-foot Medina, Washington, mansion, nicknamed Xanadu 2.0 after the title character's estate in Citizen Kane. The mansion overlooks Lake Washington. It took Mr. Gates seven years and $63.2 million to build this house, which is filled with lots of high-tech features. He purchased the lot for $2 million in 1988, but it's now worth an estimated $170 million, according to public records.

2. Jeff Bezos,52

Worth: $67 billion Home: Medina, Washington

Mr. Bezos,in the process of building his e-commerce empire, scooped up a vast amount of real properties over the years, earning him the No. 26 spot on The Land Report's list of America's largest landowners last year. In terms of residences, he has a 165,000-acre ranch in West Texas, a waterfront house in Washington state, three linked apartments in Manhattan's Century Tower, and a 12,000-square-foot Beverly Hills estate that boasts Tom Cruise as a neighbor, according to Forbes.

His home at Medina, Washington, close to Amazon’s headquarters, boasts 5.35 acres and about 29,000 square-foot of living space. Aside from the main home, there’s also a caretaker’s cottage and a 4,500-square-foot boathouse on Lake Washington.

3. Mark Zuckerberg,32

Worth: $55.5 billion Home: Palo Alto, California

The youngest richest entrepreneur docks most of his wealth in schools, health and other philanthropies. His real estate portfolio include his home in Palo Alto and a 9.9-million pied-a-terre near Dolores Park in San Francisco.

Mr. Zuckerberg,purchased his first Craftsman-style 5,000-square-foot home in Palo Alto in 2011 for $7 million. He snapped up four of the houses surrounding his home in the following years for about $43.8 million to better keep his privacy. But his plan to tear down and rebuild those four homes has been stalled.