The 5 Most Expensive Homes Owned by Billionaires

Billionaires don’t just live in houses; they own estates that reflect their wealth, taste, and often, their personal legacies. Here’s a look at some of the world’s most extravagant homes owned by billionaires, ranked from least to most expensive.
1. Xanadu 2.0 – Bill Gates
Valued at $125 million, Xanadu 2.0 is the high-tech mansion of tech mogul Bill Gates, located in Medina, Washington. This 66,000-square-foot estate took seven years to construct and is filled with state-of-the-art technology. Highlights include a pool with an underwater music system, a massive library with a dome-shaped ceiling, and customizable walls that can display various artworks with a touch of a button. More than just a residence, Xanadu 2.0 is a showcase of modern technology.
2. Four Fairfield Pond – Ira Rennert
Worth around $248 million, Four Fairfield Pond is a sprawling estate in the Hamptons, New York, owned by American billionaire Ira Rennert. This 63-acre property includes 29 bedrooms, 39 bathrooms, a basketball court, a bowling alley, and even its own power plant to supply energy to the estate. Known as one of the largest private homes in the U.S., it’s a truly palatial property.
3. The Odeon Tower Penthouse – Unknown Owner
Located in Monaco, the Odeon Tower Penthouse is a lavish apartment valued at $330 million. This 35,000-square-foot penthouse occupies the top floors of the Odeon Tower, providing breathtaking views of the Mediterranean Sea. It features a private rooftop pool with a waterslide, a terrace, and an indoor spa. While the owner’s identity remains unknown, the penthouse is one of the most luxurious properties any billionaire could own.
4. Villa Leopolda – Lily Safra
Nestled along the French Riviera, Villa Leopolda was originally built by King Leopold II of Belgium. Now owned by Brazilian philanthropist Lily Safra, this historical estate is worth over $750 million. With 11 bedrooms, 14 bathrooms, and gardens featuring olive trees and stunning Mediterranean views, Villa Leopolda exudes old-world luxury and charm. The villa’s beauty has even made it a set location for famous films.
5. Antilia – Mukesh Ambani
Antilia, owned by Indian billionaire Mukesh Ambani, is a 27-story skyscraper in Mumbai, valued at $2 billion, making it the world’s most expensive private residence. Equipped with a helipad, a private theater, multiple swimming pools, and a temple, Antilia has been designed to withstand earthquakes and adverse weather. Each floor of the building is uniquely designed, with the luxury and amenities of a five-star hotel.