Biggest Houses in the World: Top Ten List

Istana Nurul Iman Palace, Brunei is the biggest house in the world. It is spread over an area of 200,000 sq. mts. Hassanal Bolkiah is the owner of this beautiful house.

Owning a house, however small it may be, is a moment of pride in a person’s life. But there are certain people, well obviously billionaires, who want something big and unique when it comes to owning house. They have made extravagant mansions for themselves spearing over thousands of square meters and costing a fortune. Here we will discuss top 10 biggest houses in the world 2024 and know who their owners are, what special features do these houses have and much more.

Top 10 Biggest Houses in the World 2024

The table provides the list of the top 10 biggest houses in the world along with their price and owner name.

HousesSize (in square meters)Owner
Istana Nurul Iman Palace, Brunei200,000 sq. mtsHassanal Bolkiah
Buckingham Palace, London, UK77000 sq. mtsRoyal family of England
Antilia, Mumbai, India37000 sq. mtsMukesh Ambani
Biltmore Estate, North Carolina, USA16622 sq. mtsVanderbilt family
Safra Mansion, Sao Paulo, Brazil10800 sq. mtsJoseph Safra
The One, California, USA9755 sq. mtsRichard Saghian
Witanhurst, London, UK8400 sq. mtsAndrey Guryev
Versailles, Florida, USA8400 sq. mtsDavid Seigel
Villa Leopolda, French Riviera, France7500 sq. mtsLily Safra
Pensmore, Missouri, USA6700 sq. mtsSteven Huff

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About World’s 10 Biggest Houses in 2024

Now that you know about the world’s 10 biggest houses, their sizes and owners, let us learn a little bit detail about these mansions that put other houses to shame.

1. Istana Nurul Iman Palace, Brunei

Istana Nurul Iman Palace- Biggest Houses

The Istana Nurul Iman meaning ‘The Light of Faith’ is definitely the biggest house in the world spread over an area of 200000 meter square. It is the official residence of the Sultan of Brunei, Hassanal Bolkiah, and contains 1,788 rooms, a mosque, 110-car garage, five swimming pools and much more.

2. Buckingham Palace, London, UK

Buckingham Palace

Buckingham Palace is the world’s second largest house where the royal family of London resides and it also acts as an administrative headquarter. It has 775 rooms, a post office, cinema, swimming pool, doctor’s surgery room, jeweler’s workshop and a garden that is the largest private garden in all of London. The palace has always been a focal point for rejoicing and mourning in Britain.

3. Antilia, Mumbai, India


Next comes Antilia, a private house and no palace or administrative house, owned by the Indian billionaire Mukesh Ambani. It is world’s largest private house and ranks third overall in the list of top 10 biggest houses in the world. Not only the house is full of amenities and features, this 27-story building is also designed to withstand a magnitude 8 earthquake.

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4. Biltmore Estate, North Carolina, USA

Biltmore Estate

Biltmore Estate is the largest privately owned house in the United States built for George Washington Vanderbilt II and currently owned by the Vanderbilt family. Buid between 1889 and 1895, the house demonstrates a great example of Gilded Age construction. The house has 250 rooms, including 35 bedrooms, 43 bathrooms, 65 fireplaces, 3 kitchens and 19th-century novelties.

5. Safra Mansion, Sao Paulo, Brazil

Safra Mansion

The owner of Safra Group, billionaire Joseph Safra, owns one of the largest and most expensive house in Brazil. Safra Mansion is also one of the world’s biggest houses spread over an area of 10800 square meters. Since the family is particularly reserved, the details about the insides of the houses are not known much but it features at least 130 rooms.

6. The One, California, USA

The One California

The One is an extravagant, modern-design mansion located in Bel-Air, California and owned by business owner Richard Saghian. The house was purchased during an auction at a relatively lower price but features many high-profile facilities including 21 bedrooms, 42 bathrooms, 30-car garage, movie theater, nightclub and 10,000-bottle wine cellar and cigar lounge.

7. Witanhurst, London, UK

Witanhurst London

After Buckingham Palace, Witanhurst is the second largest private residence in London and with a worth of estimated $450 million, it is one of the most expensive house as well. Many people have owned this house at different points of time. Current owner of this house is the family of Russian billionaire businessman Andrey Guryev.

8. Versailles, Florida, USA

Versailles, Florida

Versailles ranks eighth in the list of Top 10 Biggest Houses in the World 2023 sprawled over 8400 sq. mts of land. It is also one of the largest single-family homes in USA designed for Westgate Resorts founder David Siegel, his wife and their children. The house was featured in a 2012 documentary film ‘The Queen of Versailles’ which was based on the house and its woners.

9. Villa Leopolda, French Riviera, France

Villa Leopolda

Villa Leopolda is not merely a house but a mansion of archaeological heritage that displays the style of the Belle Époque era. It is a huge, beautiful mansion surrounded with serenity in the resort-town Villefranche-sur-Mer in French Riviera. Many prominent people have lived in this house including Edmond and Lily Safra who were the most recent owners.

10. Pensmore, Missouri, USA

Pensmore, Missouri

Pensmore is a state-of-the-art mansion completed in 2016 that not only looks amazing but can withstand earthquakes, tornadoes, and bomb blasts as well. In the words of the owner, Steven T. Huff, the house has the capability to stand for 2000 years. The five-story building has 13 bedrooms, 14 baths and all important amenities for a futuristic house.


Which is the biggest house in the world?

Istana Nurul Iman

Who owns the largest house in the world?

Sultan of Brunei

Which is the most expensive house in the world?

Buckingham Palace

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