Most Expensive Homes in the World

Billionaires have been trading multimillion-dollar real estate with tremendous zeal in recent years, slapping down record sums for trophy homes while quietly floating other properties in their portfolios through brokers in unofficial, off-market offerings. For your entertainment and envy, here are the priciest billionaire homes in the world.

Antilia, Mumbai, India

Owner: Mukesh Ambani, worth $21.5billion
Value: upward of $1 billion

The twenty-seven storey, 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 by far the world's most expensive home with construction costs topping $1 billion.




 Villa Leopolda, Villefranche-sur-mer, France

Owner: Lily Safra, worth $1.2 billion
Price: 500 million euro in 2008 ($750 million at the time)

King Leopold II reportedly built a series of waterside homes for his many mistresses. This 20-acre estate was valued at 500 million euros in 2008, when Russian billionaire Mikhail Prokhorov attempted to buy it. He eventually pulled out of the deal, forfeiting a 50 million euro deposit.




Fair Field, Sagaponack, N.Y.

Owner: Ira Rennert, worth $6.5 billion
Property value: about $248 million, according to 2012 tax assessments

The industrial billionaire's hulking 29-bedroom, 39-bath Hamptons compound has not one, but three swimming pools, plus its own power plant on premises.




Kensington Palace Gardens, London, U.K.

Owner: Lakshmi Mittal, worth $16.5 billion
Purchase price: 117 million pounds in 2008 ($222 million at the time)

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, rumored to have been purchased for Mittal's son, was sold by hedge fund billionaire Noam Gottesman.




One Hyde Park, London, U.K.

Owner: Rinat Akhmetov, worth $15.4 billion
Sale price: $221 million in 2011

The world's most expensive apartment, located in posh Knightsbridge, was purchased by Ukraine's richest man. It boasts a staggering 25,000-square feet, bulletproof glass and 24-hour hotel concierge service.




Ellison Estate, Woodside, Calif.

Owner: Larry Ellison, worth $43 billion
Value: estimated $200 million to construct

The Oracle founder, 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. The property is currently assessed at just over $70 million.




Kensington Palace Gardens, London, U.K.

Owner: Roman Abramovich, worth $10.2 billion
Purchase price: 90 million pounds in 2011 (about $140 million)

The Russsian tycoon owns several huge London estates (not pictured), including a Billionaires' Row mansion. Since purchasing, plans to build a subterranean extension that includes a tennis court, health centre and auto museum were approved by the city. He also owns a French Riviera château and in 2009 spent a record $90 million on a 70-acre estate on St. Bart's.




Further Lane de Menil, East Hampton, N.Y.

Owner: Ron Baron, worth $1.6 billion
Purchase price: $103 million in 2007

The investment guru snapped up more than 50 acres of undeveloped oceanfront Hamptons land during the market's height with the intention of constructing his own home.




Silicon Valley Mansion, Los Altos Hills, Calif.

Owner: Yuri Milner, worth $1.1 billion
Purchase price: $100 million in 2011

Bought as a secondary home, the Facebook investor broke records with the recent purchase of a French châteaux-inspired limestone abode that touts indoor and outdoor pools, a ballroom and second-floor living areas that gaze out on San Francisco Bay.




Broken O Ranch, Augusta, Mont.

Owner: Stanley Kroenke, worth $5 billion
List price: $132.5 million
Purchase price: undisclosed

Thanks to state laws, the final sale price of this 124,000-acre operational ranch is undisclosed and unconfirmed. The estate boasts a 10,000-square foot main house with indoor pool, horse stables, nearly 4,500 heads of cattle, extensive water rights, and substantial agricultural capacity for small grain crops and alfalfa hay.




Kensington Palace Gardens, London, U.K.

Owner: Tamara Ecclestone, daughter of Formula One billionaire Bernie Ecclestone
Purchase price: 45 million pounds in 2011 (roughly $70 million)
Estimated construction costs:20 million pounds (about $30 million)

The heiress has spent an estimated $98.7 million on a 55-room house (not pictured) on Billionaires Row. This price factors in renovations that include a $1 million Amazonian crystal bathtub, a private nightclub, a bowling alley, a subterranean swimming pool, a beauty salon, a dog spa and a car lift.




15 Central Park West, New York, N.Y.

Owner: Daniel Loeb, worth $1.5 billion
Purchase price: $45 million in 2008

The hedge fund titan owns the coveted 10, 674-square foot penthouse on the very top of the exclusive Central Park-flanking high rise. It has been rumoured to be for sale with an asking price of $100 million.



Kensington Palace Gardens, London, U.K.

Owner: Lakshmi Mittal, worth $16.5 billion
Purchse price: 57 million pounds in 2004 (nearly $90 million)

The Indian steel magnate picked up a 55,000-square foot mansion (not pictured) from billionaire Bernie Ecclestone and, after pouring millions more into its renovation, named it 'Taj Mittal.' Located on Billionaires Row, it has 12 bedrooms, a pool and marble sourced from the same quarry as the Taj Mahal. 




Maison de L'Amitie, Palm Beach, Fla.

Owner: Dmitry Rybolovlev, worth $9.1 billion
Purchase price in 2008: $95 million

Originally listed for $125 million, the sprawling oceanfront 60,000-square foot compound, bought from real estate billionaire Donald Trump, includes diamond and gold fixtures and a garage with space for nearly 50 cars.




Promised Land, Montecito, Calif.

Owner: Oprah Winfrey, worth $2.8 billion
Market value: $88 million, according to 2012 tax assessments

Purchased in 2001 for nearly $52 million, the media queen's 23,000-square-foot Georgian-style manse sits on more than 40 acres, boasting a tea house, more than 600 rose bushes and an upscale outhouse.




15 Central Park West, New York, N.Y.

Owner: Ekaterina Rybolovleva, daughter of billionaire Dmitry Rybolovlev
Purchase price: $88 million in 2012

An LLC associated with the Russian heiress scooped up the Central Park-facing 6,744-square foot penthouse for the full asking price, less than six weeks after it came to market. At roughly $13,500 per square foot, it's the most expensive sale by square foot ever in the U.S.




The Manor, Los Angeles, Calif.

Buyer: Petra Ecclestone, daughter of billionaire Bernie Ecclestone
Sale price: $85 million in 2011

Originally listed for $150 million, the 56,500-square foot Holmby Hills mansion is stocked with every amenity imaginable including a dog grooming room, five bars, a gift-wrapping room, a flower-cutting hall with professional florist fridge, and a bowling alley.




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