Worth Reading 1. It’s worth at least $123 million. According to the King County public assessor’s office, the property is worth $123.54 million as of this year. Gates purchased the lot for $2 million in 1988. He reportedly pays around $1 million in property taxes each year. 2. Half a million board-feet of lumber was needed to complete the project. The house was built with 500-year-old Douglas fir trees. 300…