 The Hilton family has almost always been associated with luxury lifestyles and glamour. Kathy and Rick Hilton live even more lavish than their daughter Paris Hilton. Owning mansions in Bel Air, the Hamptons, and even a luxury penthouse in Manhattan. With a net worth of an estimated $350 million, Kathy Hilton is the richest cast member to ever star on the reality series The Real Housewives of Beverly Hills. She's even openly said she only did the show to spend time with her sister and fellow cast member Kyle Richards because it's not like she needed the money. When Real Housewives of Beverly Hills gave fans a glimpse into Kathy's life in home, beyond the gates of the legendary Hilton family mansion, you'll find a mix of opulence, endless wealth, and a touch of quirky charm.