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Top 5 Biggest Houses in the World

Explore the beauty of the biggest residences in the world, where luxury has no limits and grandeur is king. These remarkable mansions capture the imagination and redefine what richness means. They range from antique palaces steeped in regal magnificence to contemporary marvels of architectural ingenuity. Come explore the rich tapestry of these recognizable sites, each with a distinct charm and intrigue.

The Lakshmi Vilas Palace, Vadodara  

Laxmi Vilas Palace

The world’s largest private residence, Lakshmi Vilas Palace, is a historic mansion situated in Vadodara, India. The massive estate, spanning over 30,454,600 square feet, is four times larger than Buckingham Palace. It was constructed in the late 19th century by Maharaja Sayajirao Gaekwad III of the Gaekwad dynasty, one of the well-known princely states of India. 

Lakshmi Vilas Palace is renowned for its grandiose exterior, luxurious interior design, and vast grounds. The main palace edifice, which showcases a fusion of Indo-Saracenic, Victorian, and other structural forms, is a reflection of the Gaekwad royal family’s opulent lifestyle and artistic luxury. 

There are two enormous courtyards in the royal complex that are filled with plants and fountains. Golf courses, cricket grounds, and indoor tennis courts encircle the immaculately kept gardens. Young royals are intended to be amused and transported via the railway tracks and zoo within the castle. 

Currently, portions of the palace are accessible to the general public, providing an insight into Vadodara’s rich cultural legacy and past.

Size: 30.45 million sq ft / 2,829,000 m2

Location: Vadodara, India

Estimated value: $2.95 billion

Owner: HRH Samarjitsinh Gaekwad

Built in: 1890

Istana Nurul Iman, Brunei

Istana Nurul Iman

Istana Nurul Iman, or “Light of Faith Palace,” is the opulent residence of the Sultan of Brunei. It has 1,788 apartments, 257 bathrooms, a mosque that can accommodate 1,500 people, and a banquet hall that can accommodate 5,000 people. There are spaces for all the most costly cars in the world in the enormous royal garage, and the air-conditioned stable can accommodate more than 200 horses.

Leandro V. Locsin created the astounding architectural marvel known as Istana Nurul Iman, which is the second largest private mansion in the world, spanning over two million square feet.

Size: 2.15 million sq ft / 200,000 m2

Location: Bandar Seri Begawan, Brunei

Estimated value: $1.4 billion

Owner: Sultan of Brunei, Hassanal Bolkiah

Built in: 1984

Buckingham Palace, United Kingdom

Buckingham Palace

Undoubtedly one of the most famous royal homes in the world, Buckingham Palace is home to the current British monarch. It has been a mainstay of world politics and culture for more than three centuries. Additionally, it is literally connected by an underground tunnel to the Houses of Parliament.

The most costly mansion in the world, Buckingham Palace, can accommodate any dignitary with 19 staterooms, and its 775 rooms and 78 bathrooms guarantee that no one feels claustrophobic.

The 48-acre Buckingham Palace Gardens and portions of the interior are open for public tours, unlike the majority of the largest buildings on this list of the world’s largest houses. Just remember to purchase your tickets far in advance.

Size: 828,800 sq ft / 77,000 m2

Location: London, UK

Estimated value: $4.9 billion

Owner: King Charles III, in right of the British Crown

Built in: 1703

Antilia, India


The 27-story skyscraper designed by Mukesh Ambani is adorned with the most opulent details and towering over the other structures. 168 of his favorite rides, including some of the priciest cars in the world, may be parked on the opulent property’s rooftop helipad, which can accommodate three helicopters. There are also multiple guest suites.

However, what billionaire’s mansion would be complete without a theater, several spas, and a gym inside? Not this particular one. And, yes, it employs 600 people to manage operations.

Size: 400,000 sq ft / 37,000 m2

Location: Mumbai, India

Estimated value: $2 billion

Owner: Mukesh Ambani

Built in: 2006-2012

Biltmore Estate, United States 

Biltmore Estate

Constructed by the renowned Vanderbilt family, the Biltmore Estate boasts everything. There are 43 baths and an amazing 250 rooms. Furthermore, the 23,000-book library may make you drool even more than the three kitchens if you’re an avid reader.

The largest house in America is inspired by French châteaux, or castles, and features several gardens and a large lawn. The two specialized water sources are an essential component of the jigsaw, especially with so much flora.

Are you curious about the interior design of this opulent home? Good news. The enormous estate is open for public visits, and visitors can stay on the premises. Oh! Are you interested to know the haunted houses in India then check out our blog 5 Haunted Locations in India That Will Send Shivers Down Your Spine – Part 2

Size: 175,000 sq ft / 16,300 m2

Location: Asheville, North Carolina, USA

Estimated value: $157 million

Owner: The Biltmore Company

Built in: 1889-1895

The biggest houses in the world are, in the end, monuments of human ingenuity, drive, and the quest for architectural greatness. These extraordinary homes never cease to astound and inspire tourists from all over the world, from the expansive grounds of India’s Lakshmi Vilas Palace to the opulent rooms of Britain’s Buckingham Palace. Whether marveling at their opulent interiors, spotless grounds, or rich cultural legacies, one thing is for sure: these magnificent estates will continue to captivate future generations.

Sakshi Choubey

Sakshi Choubey

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