How much is bill gates house?

Zillow has estimated that the house is worth $178,348,725 as of 9 April 2018. Design and features. The house was designed collaboratively by Bohlin Cywinski Jackson and Cutler-Anderson Architects of Bainbridge Island, Washington. read more

Note that much of the house is underground, making it look smaller in pictures. In 2009, Nicknamed Xanadu 2.0, the property taxes cost Bill Gates $1 million a year, with the total house asset value of $148 million. Bill Gates has also spent $14 million buying surrounding property. read more

The house — which has its own bedroom and bathroom — was meant to be a test of the technology that would eventually be used in the main house. Gates wrote much of "The Road Ahead," his 1995 nonfiction book on the future of tech, at this guest house. read more