4. Jay-Z & Beyoncé: Bel Air Mansion
Worth : $88 millions
The famous married couple, rapper Jay-Z and singer Beyoncé, owns – among other houses – glamourous Los Angeles mansion. They share the custom made mansion with their three children. The enormous residence is made from glass, steel and elegant marbled limestone. They had to take $52.8 million mortgage to buy the mansion. Sunbathing decks, swimming pools, basketball court, spa 15-vehicle garage are matter of course.