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10 Most Expensive Homes In The World 1) $1.55 B Buckingham Palace London, U.K. Owner: nation of Britain Originally built as a private “large townhouse” for the Duke of Buckingham in 1703, the palace was acquired by King George III 58 years after. Now the British monarch’s official London home, the palace features 775 rooms, including 19 State rooms, 52 Royal and guest bedrooms, 188 staff rooms, 92 offices, and 78 bathrooms. *Nationwide Building Society (U.K.) estimates; August 2013 forex 2) $1 B Antillia Mumbai, India Owner: Mukesh Ambani An Indian billionaire and owner of the country’s second most valuable company, Reliance Industries, dabbling in refining, petrochemicals, oil, and gas A 27-storey, 400,000-sq. ft. building considered the first “home” to cross the $1 billion value. It features six underground parking levels, three helicopter pads and requires 600 staff to run it. It ran into controversy when the land where it stood was originally allocated for the education of underprivileged children. 3) $750 M Villa Leopolda Cote D'Azure, France Owner: Lily Safra A Brazilian philanthropist and socialite married to prominent banker, Edmond Safra, who was killed when their Monaco home burned, allegedly by an arson, his bodyguard, who after eight years of jail still maintains he didn’t mean to murder his boss. Originally one of the many waterside homes for Belgian King Leopold II’s mistress, who was evicted after the king died in 1909. In 2008, Russian billionaire Mikhail Prokhorov planned to buy the property from Safra but pulled out of the deal and forfeiting a fifty million euro deposit. The villa was featured in Alfred Hitchcock’s To Catch a Thief. 4) $248.5 M Four Fairfield Pond Sagaponack, New York Owner: Ira Rennert An American investor and businessman who has acquired assets in mining, metals, industrial fixtures, and vehicle assembly lines A 29-bedroom home with its own power plant. The buildings are over 100,000-sq. ft., while the whole property is 63 acres. It features 39 baths, a basketball court, bowling alley, squash courts, tennis courts, a dozen chimneys, a 91-foot long formal dining room, and three swimming pools. 5) $222 M 18-19 Kensington Palace Gardens London, U.K. Owner: Lakshmi Mittal An Indian steel magnate and head of the world’s largest steel manufacturer, ArcelorMittal, he was once the fourth richest man in the world Located in the ultra high-security street called the Billionaires Row in London, Kensington Palace Gardens consists of mansions along the residences of the past dukes and duchesses, now home to Prince William and Kate. Mittal owns one of these homes, which he bought from Formula One head Bernie Ecclestone in 2004. It has 12 bedrooms, Turkish baths, indoor pool, and parking for 20 cars. 6) $200 M Ellison Estate Woodside, CA Owner: Larry Ellison Co-founder and chairman of Oracle and once the third richest man in America Inspired by Japanese design, the 23-acre compound hosts ten buildings, a man-made lake, koi pond, tea house, and bath house. It took nine years to build the house. The estate is just one of the many properties held by Ellison, who owns nearly whole neighborhoods in Malibu and Lake Tahoe area. 7) $191 M Hearst Castle San Simeon, California Owner: William Randolph Hearst’s trustees The late newspaper magnate who built America’s largest newspaper chain and helped give rise to yellow journalism The Italian style villa was used in the movie, The Godfather. The 27-bedroom has hosted John and Jackie F. Kennedy, Greta Garbo, Clark Gable, Bob Hope, Franklin Roosevelt, and Winston Churchill. Considered a heritage and tourist site, the property is included in the California Park System in agreement with the Hearst Estate and Hearst Corporation. 8) $160 M 17 Upper Phillimore Gardens Kensington, South-west London Owner: Elena Franchuk Ukrainian oligarch and daughter of a former president, but more known as an AIDS philanthropist and friend to Elton John An ex-girls’ preparatory school featuring Victorian architecture, 10 bedrooms, an underground swimming pool, sauna, gym, cinema, and panic room. Outside the house is less than stellar for its stature, but inside, the breathtaking interior includes marble pillars, hardwood, brass, gold, Old World furnishings, and priceless artworks. 9) $155 M Seven The Pinnacle Montana Owner: Edra and Time Blixseth He’s an American real estate developer, record producer, songwriter, and timber baron Considered the largest property in the billionaires-only private ski and golf community, the Yellowstone Club. It boasts of heated flooring throughout the property, fireplaces in bathrooms, huge wine cellar, indoor/outdoor pool, gym, and its own ski-lift. 10) $140 M Kensington Palace Gardens London, U.K. Owner: Roman Abramovich Russian billionaire, owner of the private investment firm, Millhouse LLC, but best known as owner of Chelsea Football Club It’s neighbor to Mittal’s home, yet another home in London’s Billionaires Row. Abramovich’s plans to build a subterranean extension including a tennis court, health center, and auto museum are rumored to be in the pipeline. Other Most Expensive Residences What’s the most expensive apartment $400 Million Odeon Tower Penthouse Monaco Owner: Marzocco family Behind Group Marzocco, one of Monaco’s largest developers with projects including Villa Marie, Les Tamaris, and Palazzo Leonardo. Slated for sale in 2015, the penthouse boasts of a giant infinity pool and own slide on top of the soon-to-be second tallest building in Monaco. At 560 feet, Odeon is equipped with a health center, 24/7 concierge service, a private chauffeur, and a spectacular view of the Mediterranean coast. The building’s blue hue and curved shape is designed to blend with the sea and sky, but neighbors, angry that it ruins their view, call it Odious Tower. Notable guests include: King George V, Queen Mary, John Lennon, Oscar Wilde, Ronald Reagan, Ted Kennedy, John Wayne, and Brad Pitt. What’s the most expensive celebrity home $85 Million Oprah’s Santa Barbara Estate Montecito, CA Owner: Oprah Winfrey It has 6 bedrooms, 10 fireplaces, 14 bathrooms, and a lake for rare fishes she collects. The 23,000-sq. ft. home also boasts of a private cinema plus a sprawling 4,500-sq. ft. guest house. What’s the most expensive castle $68 Million Ashford Castle Ireland Owner: Red Carnation Hotels A chain of boutique hotels in the U.K. Previously owned by the Guinness family, the castle traces its roots back in 1228 when a structure was first built on its land. It changed hands over the centuries among feuding kingdoms, and eventually Sir Benjamin Lee Guinness bought it in 1852, until a family heir sold it to the Irish government in 1939. The current owner bought it as well from previous private investors, making the castle today the most expensive. Which of these homes would you want to live in?