The world’s wealthiest individuals own some of the most extravagant and luxurious homes on the planet. These billionaire mansions are often architectural masterpieces, equipped with the latest technology, lavish amenities, and awe-inspiring views. For the super-rich, owning a mansion is not just about having a place to live; it’s about making a statement.

These iconic homes reflect their status, wealth, and personal tastes. Here, we’ll scour some of the most famous and most expensive house on Earth, owned by the richest people. These billionaire houses are a testament to the immense wealth and luxury that come with being part of the world’s elite.

List Of The Most Iconic Mansions Owned By The Richest People:

1. Antilia – Mumbai, India

Antilia, owned by Mukesh Ambani, the richest man in India, is considered the most expensive house on earth. Located in the heart of Mumbai, this 27-story skyscraper is unlike any other home. Spanning 400,000 square feet, Antilia features luxury amenities such as a private movie theater, multiple swimming pools, a ballroom, and even its own helipad. With more than 600 staff members working to maintain it, Antilia is more than just a house; it’s a symbol of opulence and grandeur. The building’s unique design makes it one of the most recognizable billionaire mansions in the world.

Key Point	Details
Height	27 stories (approximately 570 feet / 173 meters)
Ownership	Mukesh Ambani, chairman of Reliance Industries
Features	168 parking spaces, health spa, ballroom, multiple swimming pools, snow room
Architecture	Designed by Perkins and Will; blends traditional Indian and modern design
Cost	Estimated over $2 billion
Sustainability	Incorporates green technology, water conservation, energy-efficient designs
Location	Altamount Road, Mumbai – one of the most expensive residential streets globally

2. Villa Leopolda – French Riviera, France

Perched on the hills of the French Riviera, Villa Leopolda is another iconic most expensive house on earth that stands as one of the priciest homes globally. Spread over 50 acres, the estate boasts beautiful gardens, expansive swimming pools, and breathtaking views of the Mediterranean Sea. Originally built in 1902, the villa has a rich history and has been owned by some of the wealthiest individuals in the world. The mansion’s charm lies in its old-world architecture and luxurious outdoor spaces, making it a top contender for the richest home title.

Key Point	Details
Location	French Riviera, near Villefranche-sur-Mer
Ownership	Originally built for King Leopold II of Belgium; currently owned by Russian billionaire Mikhail Prokhorov
Features	11 bedrooms, 14 bathrooms, a large pool, landscaped gardens, and a guesthouse
Architecture	Designed in the Belle Époque style
Cost	Estimated value of around $500 million
History	Constructed in 1902; notable for hosting many high-profile events and guests
Landscaping	Features extensive gardens designed by the famous landscape architect André Le Nôtre

3. The One – Bel Air, California, USA

Once hailed as the most expensive house on earth, The One is a massive mansion located in the prestigious neighborhood of Bel Air, Los Angeles. The 100,000-square-foot property includes 21 bedrooms, 42 bathrooms, a nightclub, a bowling alley, a cinema, and multiple swimming pools. The mansion offers panoramic views of the Los Angeles skyline and the Pacific Ocean. Although its developer faced financial troubles, The One remains one of the largest and most extravagant billionaire houses ever built, designed specifically for billionaires who want nothing but the best.

Key Point	Details
Location	Bel Air, California, USA
Ownership	Originally developed by Nile Niami
Features	21 bedrooms, 49 bathrooms, multiple pools, a nightclub, a bowling alley, and a movie theater
Architecture	Modern design with high-end materials and finishes
Cost	Estimated value of around $500 million; went to auction starting at $295 million
History	Construction began in 2015 and completed in 2021
Views	Panoramic views of Los Angeles and the Pacific Ocean

4. Kensington Palace Gardens – London, UK

Located on what is often called “Billionaire’s Row,” Roman Abramovich’s mansion in Kensington Palace Gardens is one of the most expensive homes in the UK. This luxury property is located in one of London’s most exclusive neighborhoods, surrounded by embassies and mansions owned by some of the world’s richest individuals. Abramovich’s richest home includes a swimming pool, a cinema, and underground parking for his extensive car collection. This mansion represents the epitome of wealth and prestige, solidifying its place among the world’s top billionaire mansions.

Key Point	Details
Location	Kensington, London, UK
Notable Residents	Home to several high-profile individuals, including foreign diplomats and members of the British royal family
Description	Often referred to as “Billionaires’ Row,” known for its luxurious residences and high security
Architecture	Features a mix of architectural styles, including Victorian and modern designs
Value	Properties here are among the most expensive in London, with values often exceeding £50 million
Historical Significance	Originally laid out in the 18th century, it has a rich history associated with the British monarchy
Green Space	Includes landscaped gardens and tree-lined avenues, providing a serene environment

5. Fairfield – Sagaponack, New York, USA

Fairfield is one of the largest private homes in the United States, owned by billionaire Ira Rennert. Located in the Hamptons, this massive mansion spans over 63 acres and includes 29 bedrooms, 39 bathrooms, its own power plant, a bowling alley, and a 91-foot-long dining room. Fairfield is one of the most famous houses for billionaires, with its vast size and numerous luxurious features making it a true symbol of wealth.

Key Point	Details
Location	Sagaponack, New York, USA
Owner	Originally owned by hedge fund manager Barry Rosenstein
Features	29 bedrooms, 39 bathrooms, a private beach, multiple pools, a tennis court, and a 91-foot-long swimming pool
Architecture	Designed in a modern style with luxurious finishes
Cost	Estimated value around $100 million; one of the most expensive homes in the U.S.
Historical Significance	Built in the early 2000s, known for its extravagant amenities and opulence
Setting	Surrounded by lush gardens and landscapes, with direct access to the ocean

6. Ellison Estate – Woodside, California, USA

Larry Ellison, co-founder of Oracle, is known for his love of luxury real estate, and his estate in Woodside, California, is a reflection of that. The Japanese-style mansion is spread across 23 acres and includes man-made lakes, koi ponds, tea houses, and a bathhouse. This tranquil and stunning estate is designed to resemble a Japanese village and is one of the most unique billionaires’ mansions. The Ellison Estate stands out for its architectural beauty and serene surroundings, making it one of the most remarkable rich people’s houses.

Key Point	Details
Location	Woodside, California, USA
Owner	Owned by Larry Ellison, co-founder of Oracle Corporation
Features	10 bedrooms, 9 bathrooms, a tea house, a wine cellar, multiple pools, and a guest house
Architecture	Designed in a Japanese architectural style, featuring traditional elements
Cost	Estimated value around $200 million
History	Purchased in 2010; extensive renovations completed, including landscaping and interior design
Setting	Surrounded by lush gardens, a koi pond, and scenic views of the surrounding hills

7. Palazzo di Amore – Beverly Hills, California, USA

Palazzo di Amore is a sprawling estate located in Beverly Hills, California, known for its grandeur and luxury. Owned by real estate billionaire Jeff Greene, this billionaire mansion covers 25 acres and features amenities such as a vineyard, tennis courts, a theater, and a massive swimming pool. The estate also includes a 27-car garage, catering to the lifestyle of the ultra-wealthy. Palazzo di Amore is one of the most sought-after houses for billionaires, with every aspect of the estate designed to cater to their luxurious lifestyle.

Key Point	Details
Location	Beverly Hills, California, USA
Owner	Developed by Jeffrey Greenberg
Features	12 bedrooms, 23 bathrooms, a 15,000-bottle wine cellar, a movie theater, and a ballroom
Architecture	Mediterranean-style design with luxurious finishes
Cost	Estimated value around $195 million
Amenities	Includes a vineyard, multiple pools, a tennis court, and expansive outdoor entertaining areas
Setting	Situated on 25 acres with stunning views of the Los Angeles skyline

8. Xanadu 2.0 – Washington, USA

Owned by Bill Gates, one of the richest people in the world, Xanadu 2.0 is a technologically advanced mansion located in Medina, Washington. This billionaire richest house in the world spans over 66,000 square feet and is filled with state-of-the-art technology. The mansion features a high-tech sensor system that helps monitor the temperature, lighting, and even the artwork displayed in the home. Xanadu 2.0 also has its own private beach, indoor and outdoor swimming pools, and an impressive library, making it one of the most admired rich people’s houses.

Key Point	Details
Location	Medina, Washington, USA
Owner	Owned by Bill Gates, co-founder of Microsoft
Features	7 bedrooms, 24 bathrooms, a 2,500-square-foot gym, a home theater, and a library
Architecture	Modern design with advanced technology integration
Cost	Estimated value around $125 million
Amenities	Includes an indoor pool, sauna, a guesthouse, and extensive outdoor spaces
Setting	Features a sophisticated smart home system controlling lighting, temperature, and entertainment

Conclusion

From the most expensive house on earth to architectural marvels scattered across the globe, billionaire mansions represent the height of luxury, wealth, and sophistication. These homes are much more than just places to live; they are symbols of power, success, and the extraordinary lifestyles enjoyed by the world’s wealthiest individuals. Whether it’s the futuristic design of Bill Gates’ Xanadu 2.0 or the historical charm of Villa Leopolda, each of these rich people’s houses showcases the unique tastes and endless resources of their billionaire owners.

If you’ve ever wondered what is the most expensive house in the world, these iconic mansions provide the answer. They give us a glimpse into a world where luxury knows no bounds and homes are as much about making a statement as they are about living.