Billionaire Ken Griffins $238 million Manhattan penthouse at 220 Central Park South is one of the most expensive homes ever sold in the US. The sprawling 23,000-square-foot Billionaires Row residence features 16 bedrooms, 17 bathrooms, five balconies and stunning Central Park views. Underneath the building is a parking space for up to 64 vehicles, costing $750,000 per space.