Oprah Winfrey – $50 million

Oprah Winfrey is not only a talk show host but also a highly influential celebrity. She owns several properties, and her most expensive house, named the Promised Land estate, is valued at $50 million. 

The 42-acre property is located near Santa Barbara and includes a mansion, a guesthouse, equestrian facilities, and at least 13 outbuildings throughout the land.