Named Antilia, it is estimated to be the world's most expensive private residence. The high-end, 27-storey mansion is located in South Mumbai's Altamount Road, and reportedly costs an estimated $1-2 billion. It is the most expensive residence in India and one of the most expensive and largest private homes in the world. [8] It is designed to withstand a magnitude 8 earthquake. [9] . The top six floors are private residential areas. The structure's design incorporates the lotus plant and the sun. Learn about Mukesh Ambani ’s house , Antilia, the 27-storey marvel in Mumbai, and explore its lavish interiors and amenities. Inside Mukesh Ambani 's Antilia: Mukesh Ambani ’s residence, Antilia, is a true masterpiece, standing as an epitome of luxury, sophistication, and architectural brilliance. Located in Mumbai, this 27-storey skyscraper isn’t just a home; it’s a symbol of grandeur, wealth, and modern design.