Will Smith: $42 Million, California
In West Philadelphia born and raised, now this actor spends his days in his Calabasas mansion! Honestly, this estate is so humongous, it may have its own zip code. Will and Jada Pinkett Smith put down $20 million for their dream home. They’ve got a recording studio, enormous garage, golf course and basketball courts. Although rumors have spread in the past about them selling the mansion, nothing was ever confirmed.

Will Smith: $42 Million, California
Bill Gates: $147.5 Million, Washington
Microsoft’s Bill Gates has his own incredible mansion located in Washington. Can you believe the home cost $147.5 million? Anyway, it’s no surprise that Gates has equipped his dream home with all of the most cutting-edge technology and gadgets. Within his 66,000 square foot estate, you can also find an outrageous private library that any book lover would envy.

Bill Gates: $147.5 Million, Washington