The World's Most Expensive Houses

At we insure homes of many different sizes and values. Some small, some large. We decided to make a list of the world’s most expensive houses. Before we did the research we didn’t even know that some of the houses on this list existed or could even exist, but they do and now you can find out just how much each one is worth from least expensive, to most expensive.

10: Mountain Home Road, Woodside, California

Mountain Home Road

Reportedly owned by Masayoshi Son, who is worth over $8.6 billion. This house was purchased for just $117.5 million in 2012. We say just because compared to the rest of the list this is small change. The house includes a 9,000-square foot neoclassical house, a 1,117-square foot colonnaded pool house, a detached library, a retreat building, a swimming pool, a tennis court and formal gardens.

9: Xanadu 2.0, Seattle, Washington

Xanandu 2.0

Bill Gates, who is worth $67 billion is the owner of this incredibly high-tech house. It is worth $120.5 million, according to 2012 tax assessments. It boasts a pool with an underwater music system, a 2,500- square foot gym and a library with domed reading room, among many other rooms bursting with technology.

8: Blossom Estate, Palm Beach, Florida

Blossom Estate

Worth over $4 billion, Ken Griffen is the owner of this lavish estate. In total it cost nearly $130 million in December 2012. The hedge fund titan purchased four side-by-side properties totalling eight acres on the ocean front. Three lots have fully fitted houses while the fourth was already torn down; the entire area of property was once used as a single estate.

7: Kensington Palace Gardens, London, U.K.

Kensington Palace Gardens

As the owner of Chelsea FC and being worth $10.2 billion, Roman Abramovich was always going to own an amazing London based house. This one at Kensington Palace Gardens cost him about $140 million in 2011. He plans to build a subterranean extension that includes a tennis court, health centre and auto museum.

6: Ellison Estate, Woodside, California

Ellison Estate

Named after owner Larry Ellison, worth $43 billion, Ellison Estate was estimated at $200 million to construct. The founder of Oracle, arguably the world's most avid collector of real estate, built his 23-acre Japanese-style estate in 2004 with 10 buildings, a man-made lake, a tea house, a bath house and a koi pond.

5: One Hyde Park, London, U.K.

One Hyde Park

Rinat Akhmetov is the Ukraine’s richest man. He is worth $15.4 billion and owns the world’s most expensive apartment at One Hyde Park. Sale Price: $221 million in 2011. It boasts an unbelievable 25,000-square feet, bullet proof glass and 24-hour hotel concierge service.

4: Kensington Palace Gardens, London, U.K.

Kensington Palace Gardens

Roman Abramovich has a neighbour who also makes our list; Lakshmi Mittal, worth $16.5 billion. His house at Kensington Palace Gardens cost him $222 million at the time in 2008. The steel magnate is believed to own three homes on the high-security street known as Billionaires Row, including a neo-Georgian mansion near the Israeli embassy. The home (not pictured), which is rumored to have been purchased for son, was sold by fellow billionaire Noam Gottesman.

3: Fair Field, Sagaponack, N.Y.

Fair Field

Billionaire Ira Rennert, worth $6.5 billion, is first to hit the top 3 with a property valued at about $248 million, according to 2012 tax assessments. It is comprised of a jaw dropping 29-bedroom, 39-bath Hamptons compound has not one, but three swimming pools, plus its own power plant on premises.

2: Villa Leopolda, Villefranche-sur-mer, France

Villa Leopolda

Worth an impressive $750 at the time in 2008 the owner of this stunning house is Lily Safra's, worth $1.2 billion. King Leopold II reportedly built it as part of a series of waterside homes for his many mistresses. The deposit on this house when it was up for sale was just a mere $50 million.

1: Antilia, Mumbai, India


Rounding off our list is a house that is so ridiculously priced that it truly is one of a kind and deserving of the number one spot. Owned by Mukesh Ambani, worth $21.5billion, the value of this Mumbai house is a preposterous $1 billion. The twenty-seven story, 400,000-square foot skyscraper residence, named after a mythical island in the Atlantic, has six underground levels of parking, three helicopter pads, a 'health' level, and reportedly requires about 600 staff to run it. It is the world's most expensive home far and away with construction costs topping $1 billion.

At we always love hearing about expensive homes that go under the hammer, especially when they are in the same league as the ones listed above. If you know of any more please share them with us. Also we have some great money saving home insurance deals that we can offer is you do happen to spend this much on a home of your own. Don’t worry if you don’t have a house like those on the list, we can still offer you great money saving discounts on your house insurance. Just give us a call today on 0818 288 188 and mention this blog and we will apply any discounts we can to your premium.

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