Robert Downey Jr. – $11.9 Million, East Hamptons

Robert Downey Jr.’s life has had its ups and downs, but he’s definitely cruising on a high these days having kicked off the Marvel Cinematic Universe with Iron Man. One of his the luxuries he enjoys is this beautiful 4-acre estate in the East Hamptons. The property includes a main house that has 7 bedrooms and 4 bathrooms as well as a 2-bedroom guest house. Adjoining these, you’ll find a large swimming pool, a studio, a 3-car garage, and a tennis court. The high-profile star doesn’t have to pay a mortgage, so even though the homeowner’s insurance probably costs quite a bit, he can easily afford this amazing property.