You could do a lot with $85 million — like buy 34 bedrooms.
That was the case for the buyer who purchased the 74-acre Woodside Green Gables estate in September. Even with a $50 million discount from its original asking price, the San Mateo County estate was by far the most expensive public sale in the Bay Area this year, according to records compiled by real estate brokerage Compass.
For an amount more than 600 times the annual income of the typical household in the San Francisco metropolitan area, the undisclosed buyer received seven houses, equestrian barns and a football-size Roman pool…