The 100 Largest Historic Homes In The US


From the smallest studio apartments to the largest mansions and castles, the United States is richly filled from coast to coast with both humble and extravagant abodes. Across this great country of ours, huge houses, unique million-dollar mansions, and grand castles are nestled in hills, spread across beaches, and sitting right in the heart of bustling cities.

Some of the country’s most lavishly enormous homes have housed everyone from sports legends like Michael Jordan to the many distinguished presidents of the United States, while others have recently undergone renovations to become museums or garnered the title of a National Historic Landmark. The following is a list of the 100 largest houses in the United States in order of total square feet complete with pictures and short descriptions of each.

100. James B. Duke House – 31,089 sq ft


Designed by architect Horace Trumbauer and built in New York, New York in 1909, this residence is the former home of U.S. tobacco and electric power industrialist James Buchanan Duke, who is best known for the introduction of modern cigarette manufacturing and marketing and his involvement with Duke University. New York University currently owns the Beaux-Arts-style property.

99. 49 N Beverly Park Circle – 31,335 sq ft

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Located in Los Angeles, California on the elegant Beverly Park Circle, this Chateauesque-style home was designed by Canadian-born American architect Richard Landry and finished construction in 2007. Alec E. Gores, a Christian Arab American-Israeli businessman who made his fortune through leveraged buyouts of technology firms and has a personal worth over $1.9 billion, is a previous owner the home.

98. The Elms – 31,401 sq ft


Built in 1901 and designed by prominent American Gilded Age architect Horace Trumbauer, The Elms is an estate located in Newport, Rhode Island. The home was built as a summer cottage for Edward Julius Berwind, the founder of the Berwind-White Coal Mining Company. Currently owned by the Preservation Society of Newport County, The Elms has been designated a National Historic Landmark.

97. 1288 S Oakland Avenue – 31,415 sq ft

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Located in Pasadena, California and designed by architecture firm Warner & Grey, this Neoclassical mammoth was completed in 1991. The home was built for and is currently occupied by Hung-Pen Chang, who has been the President of Advanced Semiconductor Engineering Inc. since February of 2003 and currently serves as the Chief Executive Officer of the company as well.

96. Glenmere – 31,487 sq ft


The Glenmere mansion, located approximately 50 miles northwest of New York, New York in Orange County, overlooks the Glenmere Lake. The home was built by New York City real estate developer Robert Wilson Goelet in 1911 on the grounds of his sprawling estate in the town of Chester, New York. Peter Kline currently owns the Italianate mansion, which was regularly visited by baseball legend Babe Ruth.

95. Fair Lane – 31,770 sq ft

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Located in Dearborn, Michigan, Fair Lane was the estate of Ford Motor Company founder Henry Ford and his wife Clara Ford. Named after an area in County Cork, Ireland where Ford’s adoptive grandfather was born, Fair Lane was built in 1915 and was designed by architects William Van Tine and Marion Mahony Griffin. Currently owned by Historic Ford Estates, Fair Lane is open to the public as a historical landscape and house museum.

94. Norton Manor – 31,931 sq ft


Built in 2013 and designed by Chatelain Architects, Norton Manor is a sprawling Neoclassical home located in Potomac, Maryland. The home was built for Frank Islam, the founded and former CEO of QSS Group, and his wife, Debbie Driesman. Norton Manor is a three building complex that took nearly six years to complete and is modeled after the White House, the U.S. Capitol, and the Palace of Versailles.

93. 2700 Point Lane – 32,683 sq ft

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Located in Highland Park, Illinois, 2700 Point Lane was built in 1995 for Michael Jordan, the greatest professional basketball player of all-time. This contemporary mansion is complete with nine bedrooms, 19 bathrooms, a beauty salon, a private putting green, a 1,000-bottle wine cellar, a fully-equipped NBA-regulation-sized basketball court, and generous amount of legendary “23” and “Jumpman” iconography.

92. 7013 Natelli Woods Lane – 33,326 sq ft


Located on Natelli Woods Lane in Bethesda, Maryland, this four-story home was built in 1995 for Rashid Chaudary, a Chicago cosmetics executive who wanted a place for his daughter and son to stay while attending colleges in the local area. Designed by Michael Schwartzman, this Neoclassical mansion is complete with a 700 sq ft screening room under the garage and an indoor basement pool, hot tub, and sauna.

91. Maison de L’Amitie – 33,336 sq ft


Built by Abraham Gosman in the Italian Renaissance style, the Maison de L’Amitie was completed in 1990. Located in Palm Beach, Florida, this sprawling beachfront property was previously owned by Dmitry Yevgenyevich Rybolovlev, a Russian-born Monégasque businessman, investor, philanthropist, and the owner AS Monaco FC who currently has a net worth of over $8.8 billion.

90. 1299 Via Tivoli – 34,203 sq ft

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Located in Henderson, Nevada, this Contemporary estate was built in 2006 for Pierre Omidyar, a French-Iranian-American entrepreneur and philanthropist who is the founder and chairman of the auction website. Omidyar became a billionaire at the age of 31 with eBay’s 1998 Initial Public Offering and has currently been involved in various online journalism ventures.

89. Huntington Mansion – 34,966 sq ft

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Currently known as the Huntington Library, Art Collections and Botanical Gardens, the Huntington Mansion-located in San Marino, California–was originally built by Southern California businessman and landowner Henry Edwards Huntington, the nephew and heir of Collis P. Huntington, one of the Big Four Railroad tycoons of 19th-century California. Huntington’s then $50 million art collection was opened to the public in 1928.

88. Villa Philbrook – 35,000 sq ft

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Located in Tulsa, Oklahoma, the Italian Renaissance-style Villa Philbrook was designed by American architect Edward Buehler Delk. The home was built in 1927 for Waite Phillips, an American petroleum businessman who created a fully integrated operation that combined petroleum producing, refining, and marketing. Currently owned by the city of Tulsa, Villa Pennbrook is now the Philbrook Museum of Art.

87. Alder Manor – 35,000 sq ft


Built in 1912 as a weekend home for William Boyce Thompson, an American mining engineer, financier, philanthropist, and founder of Newmont Mining, Alder Manor was designed by American architecture firm Carrére and Hastings. Located in Yonkers, New York, Alder Manor was listed on the National Register of Historic Places in 1982 and was recently purchased by Yonkers power plant developer Lela Goren.

86. Corinthian Hall – 35,000 sq ft


Named for its six Corinthian columns, the Beaux-Arts-styled Corinthian Hall was built in 1908 by Robert A. Long for an estimated $1 million. Located in Kansas City, Missouri, the home was designed by architect Henry Hoit and served as the residence of the Long family until Robert A. Long’s death in 1934. The estate was then donated to the Kansas City Museum Association and was opened to the public in 1940.

85. Fleur de Lys – 35,046 sq ft


Built in 2002 for American entrepreneur and founder of Metro Networks, David I. Saperstein, Fleur de Lys is currently owned by Michael Milken, an American business magnate known for his role in the development of the market for high-yield bonds. Situated on five acres of land in Holmby Hills, Los Angeles, California, the luxurious mansion features 12 bedrooms, 15 bathrooms, a 50-seat theatre, a ballroom, and a tennis court.

84. Le Belvédére – 35,378 sq ft


Another extravagant Los Angeles, California estate, Le Belvédére was built in 2006 for Mohamad Hadid, a California real estate developer. The home was sold four years later to an unknown Indonesian businessman for $50 million, one of the most expensive home sales in U.S. history. Le Belvédére features 11 bedrooms, a ballroom with the capacity to seat 200 guests, a Turkish hammam, and a swan pond.

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83. Le Rêve – 35,721 sq ft

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Located in Cumming, Georgia, the $45 million, 82-room Le Rêve was designed by architect Norman Askins. The Chateauesque-style estate was built in 2005 for Hubert Humphrey, the founder of several financial services corporations in the United State including World Financial Group and Hegemon Group International. Le Rêve was later foreclosed and sold to Jackson Healthcare CEO Richard L. Jackson. 

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82. 1156 Shadow Hill Way – 35,796 sq ft


This Neoclassical giant is situated in the glamorous hills of Beverly Hills, California and is one of the Los Angeles area’s largest single-family houses. Built in 1991, 1156 Shadow Way was bought by Daniel Mani–one half of the Mani Brothers Real Estate Group–for a reported $19 million in 2004. Pop star Michael Jackson was even rumored to have rented-out the home at one time.

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81. Kykuit – 36,000 sq ft


Kykuit, also known as the John D. Rockefeller Estate, is a 40-room National Trust house located in Mt. Pleasant, New York. The home was built by oil tycoon, capitalist, and Rockefeller family patriarch John D. Rockefeller in 1913. Currently owned by the National Trust for Historic Preservation, Kykuit has been home to four generations of the Rockefeller family and enjoys a view of the New York City skyline 25 miles to the south.

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80. Filoli – 36,000 sq ft


Situated in Woodside, California–about 25 miles south of San Francisco–and designed by American architect Willis Polk, Filoli is a Georgian country house set in 16 acres of formal gardens surrounded by a 654-acre estate. Currently owned by the National Trust for Historic Preservation, Filoli was built in 1917 by William Bowers Bourn II, an American entrepreneur and the owner of the Empire Mine.

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79. Patterson Mansion – 36,470 sq ft


Located in Washington, D.C., the Patterson Mansion is a historic Neoclassical-style mansion formerly used by the American Red Cross and the Washington Club. Built by Robert Wilson Patterson–editor of the Chicago Tribune newspaper–in 1903, the Patterson Mansion was designed by American architect Stanford White and was added to the National Register of Historic Places in 1972.

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78. Champ d’Or – 36,630 sq ft


The Champ d’Or estate is a baroque French chateau located in Hickory Creek, Texas. Designed by architect Terry Bates and currently owned by Zaffar Tabani, CEO of the privately held, family-run development company Tabani Group, Champ d’Or was completed in 2002 and features a one-and-a-half-acre lake, formal gardens, indoor and outdoor swimming pools, a ballroom, a bowling alley, and a tennis court.

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77. Villa Collina – 36,720 sq ft


Designed by principal architect Karengaye Johnson, this Italiante estate was completed in 2000. Located in Knoxville, Tennessee, Villa Collina was bought in 2011 by Miller Energy CEO Scott Boruff for a reported $8.5 million. The home features eight bedroom suites, 11 full bathrooms, a site overlooking Fort Loudoun Lake, indoor and outdoor swimming pools, an elevator, a seven-car garage, and a tri-level library.

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76. Shelburne House – 36,800 sq ft


Shelburne House was designed by American architect R. H. Robertson and completed in 1887 for American heiress Eliza Osgood Vanderbilt Webb as a model agricultural estate. Located in Shelburne, Vermont, the Shelburne House is now part of Shelburne Farms, which includes a nonprofit education center for sustainability, a 1,400-acre working farm, and a herd of 125 purebred Brown Swiss cows.

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75. Arbor Hill – 36,957 sq ft


Located in Fort Washington, Pennsylvania, Arbor Hill was designed by award-winning and internationally renowned Uruguayan architect Rafael Viñoly Beceiro for Advanta CEO Dennis Alter at a rumored price tag of $80 million. Completed in 1998, the Contemporary fortress-like home features a living room that doubles as a basketball court, an indoor tennis court, and two separate stone farmhouses.

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74. Serenity Ridge – 39,257 sq ft


Built in 2001 for Dollar General president and chairman Cal Turner Jr., Serenity Ridge is spread across 70 acres in beautiful Parker, Colorado. The mansion includes 11 bedrooms, 24 bathrooms, a magnificent home theatre, a game room, a two-lane bowling alley, a luxurious indoor swimming pool, a 1,600-bottle wine cellar, a 29-car garage, and an underground passageway.

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73. La Reverie – 39,576 sq ft


Located in Palm Beach, Florida, La Reverie was designed by architect Jeffrey W. Smith in the Neoclassical style. Built in 2001 for Sydell Miller, co-founder of hair color company Matrix Essentials along with her late husband Arnie Miller, La Reverie was reported to cost Miller more than $40 million and is valued at over $61 million. The home includes a swimming pool and a tennis court.

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72. Seaview Terrace – 39,648 sq ft


Seaview Terrace, also known as the Carey Mansion, is a sprawling estate located in Newport, Rhode Island. Completed in 1925 for Edson Bradley, Jr.–then-president of Kentucky whiskey distiller W.A. Gaines and Company–and designed by prominent American architect Howard Greenley in the French Renaissance Chateauesque-style, Seaview Terrace was the last great “summer cottage” constructed in Newport.

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71. Coe Hall – 40,000 sq ft


Coe Hall replaced the property’s first mansion, which burned to the ground, in 1921. Designed by the architectural firm Walker & Gillette in the Tudor Revival style and faced in Indiana Limestone, Coe Hall was owned by William Robertson Coe, an insurance, railroad, and business executive. Located in Oyster Bay, New York, Coe Hall and its surroundings have since become the Planting Fields Arboretum State Historic Park.

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70. The Braes – 40,000 sq ft


This massive Jacobean mansion was completed in 1914 as a country estate for Herbert Lee Pratt, an American businessman and a leading figure in the United States oil industry as the head of Standard Oil. Located in Glen Cove, New York, The Braes was the largest of the six Pratt family mansions at Glen Cove and is currently owned by the Webb Institute, a private undergraduate marine engineering college.

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69. Mills Mansion – 40,000 sq ft


Considered one of the finest examples of the great estates built during the architectural Gilded Age, the Mills Mansion was another building designed by American architect Stanford White. Built in 1896 for Ogden Mills, an American financier and Thoroughbred racehorse owner, the Hyde Park, New York mansion and its surrounding landscape is now the Staatsburgh State Historic Site.

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68. Walker McCune Mansion – 40,280 sq ft


Located in Paradise Valley, Arizona, the Walker McCune Mansion is a Contemporary estate built in 1962 by Penzoil heir Walker McCune. Complete with 14 bedrooms and 24 bathrooms, the home–now owned by Hormel Foods Corporation heir Geordie Hormel–also features an ice-skating rink, a 150-seat theatre, an Olympic-sized swimming pool, a tennis court, and a 14-car garage.

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67. Il Palmetto – 40,916 sq ft


Built in 1927 for Joseph E. Widener–a wealthy American art collector, founding benefactor of the National Gallery of Art, and major figure in Thoroughbred horse racing–and designed by Swiss-born American architect Maurice Fatio, Il Palmetto is the third-largest property in Palm Beach, Florida. American entrepreneur and computer scientist James H. Clark is the current owner of the home.

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66. Hayes Mansion – 41,000 sq ft

Hayes Mansion, 200 Edenvale Ave., San Jose, CA

Architect George Page was commissioned in 1903 by Mary Chynoweth, the widow of Anson Hayes, to build a home that would replace the Hayes family’s wooden mansion that had burned to the ground in 1899. Providing a triple residence for the growing Chynoweth family, the Hayes Mansion, located in San Jose, California, featured exotic woods and marble and was completely self-sufficient. It is currently a luxury hotel resort.

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65. Carolands – 41,050 sq ft


Carolands is a 98-room mansion located in Hillsborough, California that was built in 1914 and designed by architects Ernest Sanson and Willis Polk. Considered a masterpiece of American Renaissance and Beaux-Arts design, Carolands is listed on the National Register of Historic Places. Originally built for heiress Harriett Pullman Carolan, Carolands is now owned by American businessman Charles Bartlett Johnson.

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64. Le Palais Royal – 41,774 sq ft


Located in Hillsboro Beach, Florida, Le Palais Royal is reported to be the most expensive home in the United States with an approximate value of $139 million. The enormous mansion sits on over four acres of land with 465 feet of beachfront and features 11 bedrooms, 17 bathrooms, a private IMAX theatre, an underground 30-car garage, a putting green, and a 4,500 sq ft infinity pool.

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63. Payne Mansion – 42,000 sq ft

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Currently owned by Marist College and home to the Raymond A. Rich Institute for Leadership Development, the Payne Mansion was built in 1911 for Oliver Hazard Payne, an American businessman, organizer of the American Tobacco Trust, and a major figure in both U.S. Steel and Standard Oil. Located in Esopus, New York, the Payne Mansion was listed on the National Register of Historic Places in 2002.

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62. 51 Winding Brook Drive – 42,014 sq ft


Located in Saratoga Springs, New York, this Mediterranean Revival-style mansion–complete with Tuscan columns, wrought iron railings, and sandstone brick–was designed by architect Robert Flansburg. Built in 2006 by former CEO of Ayco Company LP, John Breyo, the home has been appraised for over $24 million and features several fireplaces, a solarium, a billiard room, and a personal theatre.

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61. Château des Fleurs – 42,831 sq ft


Designed by American architect William Hefner, Château des Fleurs is a recently completed architectural behemoth located in the Bel Air, Los Angeles, California area. Spread over 10 acres, the mansion is expected to sell for more than the estimated $100 million and features a ballroom with catering kitchen, a squash court, and a petit salon. The mansion is said to be built for James A. Kaplan, a relatively anonymous real estate lawyer.

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60. Asherwood – 43,517 sq ft


Asherwood, a lavish Chateauesque estate, was rebuilt in 1999 by Melvin Simon–the late American businessman and film producer who co-founded the Simon Property Group and co-owned the NBA’s Indiana Pacers with brother Herb Simon. The seven-bedroom house is currently owned by Simon’s wife, Bren Simon, and sits on 160 acres and includes two swimming pools, tennis courts, and a private 18-hole golf course.

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59. Marland Mansion – 43,561 sq ft


Marland Mansion, also known as the Marland Estate, is a Mediterranean Revival-style mansion located in Ponca City, Oklahoma. Built in 1927, the home was originally designed by Scottish-American architect John Duncan Forsyth for Oklahoma oilman Ernest Whitworth Marland, who later was elected as U.S. congressman and governor of Oklahoma. The Marland Mansion was declared a National Historic Landmark in 1977.

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58. Boldt Castle – 43,793 sq ft


Located on Heart Island in Alexandria Bay, New York, Boldt Castle was built in 1904 by George Boldt, a Prussian-born American hotelier and self-made millionaire who influenced the development of the urban hotel as a luxury destination. Designed by architectural firm G.W. & W.D. Hewitt, Boldt Castle contains a pool and bowling lanes and is currently owned by the Thousand Islands Bridge Authority.

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57. Vanderbilt Mansion – 44,000 sq ft


The Vanderbilt Mansion–now known as the Vanderbilt Mansion National Historic Site–is one of America’s premier examples of the country palaces built by wealthy industrialists during the Gilded Age. Located in Hyde Park, New York, and spread over 211 acres, the estate’s main feature is the 54-room mansion designed by architectural company McKim, Mead & White for railroad tycoon Frederick Vanderbilt in 1899.

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56. Ochre Court – 44,229 sq ft


Currently owned by Salve Regina University, Ochre Court was commissioned by banker, real estate investor, and competitive yachtsman Ogden Goelet and built at a cost of $4.5 million in 1892. Located in Newport, Rhode Island, Ochre Court is the second largest mansion in Newport. The mansion was designed by one of America’s greatest architects, Richard Morris Hunt, and was featured prominently in the 1974 film The Great Gatsby.

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55. Villa Vittoriosa – 44,234 sq ft

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Built in 1994 for professional boxing star Evander Holyfield and designed by American architecture firm PFVS Architects, the recently foreclosed Villa Vittoriosa was purchased earlier this year by hip-hop superstar Rick Ross for $5.8 million. The Fayetteville, Georgia mansion sits on 235 acres and is the largest single-family home in the state of Georgia, featuring 109 rooms, a bowling alley, a home theatre, and a recording studio.

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54. Glencairn – 44,309 sq ft


Built in 1929 and located in Bryn Athyn, Pennsylvania, Glencairn was the former home of billionaire Pittsburgh Plate Glass Company heir Raymond Pitcairn and his wife, Mildred Glenn. The extravagant stone mansion consists of more than 90 rooms over 10 floors and was designed by Pitcairn himself. Glencairn is now known as the Glencairn Muesum, a New Church-affiliated museum of religious history on the National Register of Historic Places.

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53. Le Palais – 44,925 sq ft


Built in 2011 by luxury real estate developer Mohamed Hadid, this French Chateauesque limestone mansion in Beverly Hills, Los Angeles, California, sits on one acre next to the Beverly Hills Hotel. The $58 million home was bought in 2013 by Lola Karimova-Tillyaeva, the 35-year-old daughter of Uzbekistan’s autocratic president Islam Karimov, and features seven bedrooms, 11 bathrooms, a ballroom, indoor and outdoor pools, and an art gallery.

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52. Henry Clay Frick House – 45,000 sq ft


The Henry Clay Frick House was the residence of industrialist, financier, and art patron Henry Clay Frick. Located on the Upper East Side of New York, New York, the Beaux-Arts house was completed in 1914 by Thomas Hastings of architectural film Carrére and Hastings. In the mid-1930s, the three-floor house was converted into a museum that currently houses the Frick Collection and the Frick Art Reference Library.

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51. Darlington – 45,000 sq ft


Located in Mahwah, New Jersey, this Jacobean-style mansion was built in 1907 as a country retreat by George Crocker, the son of railroad magnate Charles Crocker. Darlington was designed by architect James Bright, who started his career at architectural firm McKim, Meade & White. Crocker died only a few years after the mansion was completed and the estate has undergone a thorough and recent restoration.

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50. Yaddo – 45,000 sq ft


Located in Saratoga Springs, New York, the Yaddo estate was purchased in 1881 by financier Spencer Trask and his wife Katrina Trask. The first mansion on the property burned down in 1893, leading to the construction of the current Yaddo mansion designed by William Halsey Wood that same year. Yaddo–a National Historic Landmark as of 2013–was turned into an artists’ community in 1900 and has been ever since.

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49. Villa Collina – 45,854 sq ft


Owned by Vernon Hill, the founder and former chairman of Commerce Bank, Villa Collina is the largest private residence in New Jersey. Located in the city of Moorestown, New Jersey, the home was built by Hill in 2002 in the Italian Renaissance style and features Versailles-influenced gardens that are dotted throughout the estate’s property and an indoor garage with the capacity to fit up to 60 cars.

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48. 457 Bel Air Road – 45,891 sq ft


One of the largest homes in Los Angeles, California, 457 Bel Air Road was designed by Robert A. M. Stern, an American architect and writer–known for his New Urbanism and New Classical styles–who is currently the Dean of the Yale School of Architecture. The home was built in 2006 for current resident Binyamin “Beny” Alagem, and Israeli-American entrepreneur and developer who is one of the former owners of Packard Bell.

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47. Greystone Mansion – 46,054 sq ft


Greystone Mansion, also known as the Doheny Mansion, is a Tudor Revival mansion located in Beverly Hills, California. The home was completed in 1928 for Edward L. Doheny, an American oil tycoon who drilled the first successful oil well in the Los Angeles City Oil Field, and was gifted to Doheny’s son, Edward “Ned” Doheny, Jr., and his family. The property became a city park in 1971 and was added the the National Register of Historic Places in 1976.

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46. Nemours – 47,000 sq ft


The Nemours Mansion and Gardens is a 300-acre country estate located in Wilmington, Delaware. The Neoclassical-styled Nemours Mansion was designed by architecture firm Carrére and Hastings for Alfred I. du Pont, an American industrialist, financier, philathropist, and member of the illustrious Du Pont family. Built in 1909, Nemours is currently owned by the Nemours Foundation.

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45. Xanadu 2.0 – 48,160 sq ft


Xanadu 2.0 is the home of former chief executive and chairman of Microsoft, Bill Gates, and his wife Melinda Gates. Built in 1995–for $63.2 million–in the Pacific Lodge style and designed by architect James Cutler, Xanadu 2.0 is located in Medina, Washington. The home features a large private library, an estate-wide server system, and personalized rooms that automatically adjust temperature, music, and lighting based on the guest that enters.

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44. 50 Poplar Hill Drive – 48,515 sq ft

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Ripe with 1980s architecture and interior design, 50 Poplar Hill Drive was at one time occupied by professional boxer Mike Tyson and currently houses Curtis Jackson–better known by his stage name 50 Cent. The Farmington, Connecticut mansion was built in 1985 and features indoor swimming pools, an outdoor sports court, a two-story master suite, a home cinema, and a stone-lined grotto.

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43. 1261 N Angelo Drive – 49,300 sq ft


Designed by Grant Camden Kirkpatrick of KAA Design Group, 1261 N Angelo Drive is a Contemporary mansion built in 2010 for Anthony Pritzker, a member of the Pritzker family, Managing Partner of Pritzker Group, and heir to the Hyatt Hotel fortune who has a net worth of $3 billion. Located in Los Angeles, California, the home includes a bowling alley, a hairdressing area, a floating pool and spa, and a gym with changing rooms.

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42. 8271 E Left Hand Fork Hobble Creek – 49,568 sq ft


Located in Springville, Utah, this enormous Italian Renaissance mansion was built in 2010 for current resident Tom Mower, the President and co-founder of personal care product and dietary supplement manufacturer SISEL International, LLC. The mansion, situated on 185 acres of property, is complete with six bedrooms, 12 bathrooms, an indoor swimming pool, a bowling alley, an indoor shooting range, and an indoor basketball court.

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41. Hempstead House – 50,000 sq ft


Hempstead House, also known as the Gould-Guggenheim Estate, is a large estate located in Sands Point, New York. Designed by American architect Richard Howland Hunt and completed in 1912, the Tudor Revival home was originally built for Howard Gould, a financier and the son of leading American railroad developer Jay Gould. The castle-like home has three floors containing forty rooms and is currently owned by Nassau County, New York.

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40. Blairsden – 50,000 sq ft


Blairsden is a historic 38-room mansion located in Peapack-Gladstone, New Jersey. Built between 1897 and 1903, Blairsden was built for Clinton Ledyard Blair, an American investment banker, and was designed by prominent architectural firm Carrére and Hastings. Overlooking Ravine Lake, the mansion features 25 fireplaces and 19 bathrooms and was sold in 2012 to T. Eric Galloway, a New York developer.

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39. Reid Hall – 50,000 sq ft


Reid Hall, also known as “The Castle,” was built in 1892 for Whitelaw Reid, a U.S. politician and newspaper editor. Designed by prominent American architect Stanford White, this Tudor Revival mansion is currently owned by Manhattanville College in Purchase, New York where it is used as an academic building. At one time a potential site for the United Nations, Reid Hall was added to the National Register of Historic Places in 1974.

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38. Otto H. Kahn House – 50,316 sq ft

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Located in New York, New York, the Otto H. Kahn House was the residence of Otto H. Kahn, a German Jewish financier and philanthropist. Designed by American architects J. Armstrong Stenhouse and C. P. H. Gilbert, the mansion was completed in 1914. Following Kahn’s death in 1934, the home was sold to the Convent of the Sacred Heart, an independent Roman Catholic all-girl school, and is a New York City-Designated Landmark.

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37. Perry Belmont House – 50,729 sq ft


Originally built in 1909 for American politician and diplomat Perry Belmont, the Perry Belmont House now operates as the world headquarters of the General Grand Chapter of the Order of the Eastern Star, a Freemasonry-related fraternal organization. Located in the Dupont Circle neighborhood of Washington, D.C., the Perry Belmont House was added to the National Register of Historic Places in 1973.

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36. Chase Mansion – 50,853 sq ft


Located in West Hartford, Connecticut, Chase Mansion was designed by renowned New Classical architect Allan Greenberg. Situated atop Avon Mountain, Chase Mansion was built in 2009 for Arnold Chase, President of Gemini Networks, Inc. and Executive Vice President of Chase Enterprises. The home is New England’s largest single-family home and features a 103-seat movie theatre complete with ticket booth and concession stand.

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35. Stan Hywet Hall – 51,134 sq ft


Stan Hywet Hall & Gardens is a lavish country estate located in Akron, Ohio. American architect Charles Sumner Schneider designed the Tudor Revival mansion, which was built in 1915 for Frank Seiberling, an American inventor and co-founder of Goodyear Tire & Rubber Company. A number of gardens are dotted throughout the lush estate, which is currently a National Historic Landmark and house museum.

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34. The Manor – 52,503 sq ft


The Manor, also known as Spelling Manor, is a 123-room mansion located in the Holmby Hills neighborhood of Los Angeles, California. Constructed in 1988 for television producer Aaron Spelling, The Manor is the largest home is Los Angeles County. The estate is currently owned by heiress Petra Stunt, daughter of Formula 1 racing magnate Bernie Ecclestone, who bought the The Manor for a reported $85 million.

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33. Hala Ranch – 52,897 sq ft


Located just north of Aspen, Colorado, the Hala Ranch is a 95-acre estate originally purchased and named by Bandar bin Sultan, Saudi Arabia’s former ambassador to the United States and King Abdullah’s special envoy, in 1991. The Rustic-styled home, designed by architectural firm Hagman Yaw, has its own wastewater treatment plant and a mechanical shop with its own gas pumps and car wash. American hedge fund manager John Paulson currently owns the home.

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32. Nottoway Plantation – 53,000 sq ft


Nottoway Plantation is located in White Castle, Louisiana and was completed in 1859 for the John Hampden Randolph family. The Nottoway Plantation was originally built by slaves and was designed by popular New Orleans architect Henry Howard. The 64-room home was listed on the National Register of Historic Places in 1980 and has since been restored and is open for guided tours while also serving as an inn and restaurant.

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31. Searles Castle – 54,246 sq ft


A Chateauesque-style mansion located in Great Barrington, Massachusetts, the Searles Castle contains 40 rooms and 36 fireplaces spread throughout its seven stories and “dungeon” basement. The home was commissioned in 1888 by Mary Hopkins, widow of railroad millionaire Mark Hopkins, who married Edward Francis Seales during its construction. Since the mid-1980s, Seales Castle has housed the John Dewey Academy for troubled teens.

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30. 7 Montagel Way – 54,400 sq ft


Located in Shoal Creek, Alabama and designed by architect Bill Shephard, 7 Montagel Way is a Chateauesque-style mansion built in 1997 for current resident Larry House, former MedPartners chief executive. The enormous home features 15 bedrooms, 16 full bathrooms, 12 fireplaces, a nine-door garage with room for up to 12 cars, and a recently upgraded 25-seat home theatre. The home is said to be worth upwards of $18 million.

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29. Elm Court – 55,000 sq ft


Elm Court is a Vanderbilt mansion located on the town line between Lenox and Stockbridge, Massachusetts. Designed by premier Eastern American architectural firm Peabody and Stearns, Elm Court was built as the Berkshire summer home of William Douglas Sloane and Emily Thorn Vanderbilt of the wealthy Vanderbilt family. The mansion is the largest American Shingle Style House in the U.S. with 106 rooms.

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Magazine Reveals Identity Of Watergate's "Deep Throat"

28. The White House – 55,000 sq ft

Easily the most recognizable property on this list, The White House is the official residence and personal workplace of the President of the United States. Located at 1600 Pennsylvania Avenue in Washington D.C., it has been the residence of every president since John Adams in 1800. Designed by Irish-born architect James Hoban, The White House is currently owned by the National Park Service.

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27. Ralston Hall – 55,360 sq ft

Located in Belmont, California, Ralston Hall was the country home of William Chapman Ralston, a San Francisco businessman and the founder of the Bank of California. Built in 1864 and designed by famed architect Henry W. Cleaveland, the four-floor mansion is an Italianate villa modified with Steamboat Gothic and Victorian details. The mansion is currently owned by Notre Dame de Namur University.

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26. Anderson House – 55,764 sq ft

Anderson House, also known as Larz Anderson House, is located in the Dupont Circle neighborhood of Washington, D.C. and currently houses the Society of the Cincinnati’s national headquarters and a research library. Built in 1905 in the Beaux-Arts style and designed by architects Arthur Little and Herbert Browne, Anderson House was the residence of American diplomat Larz Anderson and his wife Isabel Weld Perkins.

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25. Andrew Carnegie Mansion – 56,368 sq ft

The Andrew Carnegie Mansion–located in New York, New York–was built by Andrew Carnegie, a Scottish-American industrialist who led the expansion of the U.S. steel industry, who lived there up until his death in 1919. The first American residence to have a steel frame and one of the first homes in the U.S. to feature a private Otis Elevator and central heating, the building is now part of the Smithsonian Institution.

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24. Castle Hill – 56,881 sq ft

Located in Ipswich, Massachusetts, this English Baroque mansion was built as a summer home in 1928 for Mr. and Mrs. Richard T. Crane, Jr. and was designed by the prolific Jewish American architect David Adler. Castle Hill is part of the 2,100-acre Crane Estate, which was declared a National Historic Landmark in 1998. The 59-room mansion includes a library, parquet flooring, and a pair of immense seated griffin statues.

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23. Eschman Meadows – 57,000 sq ft

Designed by architects George Acock and Phil White, this Georgian style mansion was completed in 2001 for Tami Longaberger, CEO of the Longaberger company. Located in Nashport, Ohio, the 20-room brick mansion and surrounding estate features seven bedrooms, 10 full bathrooms, a horse barn, three ponds, a six-car garage, a helicopter pad, a pool, a guest wing, and a ballroom wing. The home recently sold to an anonymous buyer for $6 million.

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22. Duke Farms – 58,000 sq ft

Duke Farms is an estate established by James Buchanan Duke, an American entrepreneur who is making his second appearance on this list (see number 100). The Tudor Revival mansion was built in 1903 and designed by Boston architect Henry H. Kendall. Located in Hillsborough Township, New Jersey, Duke Farms is currently managed by the Doris Duke Foundation and was opened to the public in 2012.

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21. Whitehall – 60,000 sq ft

Located in Palm Beach, Florida, Whitehall is a 55-room mansion currently open to the public as the Henry M. Flager Museum. Henry Morrison Flager, one of the founders of Standard Oil, built Whitehall in 1902 for his then third wife Mary Lily Kenan. The Beaux-Arts home was designed by architecture firm Carrére and Hastings and is listed on the National Register of Historic Places.

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20. Blair House – 60,600 sq ft

This Federal Style home was built in 1826 as a private residence for Joseph Lovell, who was the 8th Surgeon General of the United States Army. Purchased by the government in 1942, Blair House has since been the official state guest house for the President of the United States and is located opposite the Eisenhower Executive Office Building of the White House in Washington, D.C. The home is currently owned by the National Park Service.

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19. Lynnewood Hall – 62,272 sq ft

Located in Elkins Park, Pennsylvania, Lynnewood Hall is a 110-room Neoclassical Revival designed by prominent Gilded Age American architect Horace Trumbauer. Completed in 1900 for Peter A. B. Widener, an American businessman and founding organizer of U.S. Steel and the American Tobacco Company, Lynnewood Hall is the largest surviving Gilded Age mansion in the Philadelphia area.

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18. The Breakers – 62,482 sq ft

The Breakers is yet another Vanderbilt Mansion featured on this list. Located in Newport, Rhode Island, The Breakers was built in 1895 for American socialite, heir, and businessman Cornelius Vanderbilt II. Built in an Italian Renaissance style and designed by American architect Richard Morris Hunt, this 70-room Newport summer home is currently owned and operated by the Preservation Society of Newport County.

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17. Mar-A-Largo – 62,500 sq ft

Completed in 1927, Mar-A-Largo was designed by architects Marion Sims Wyeth and Joseph Urban. The Spanish Colonial Revival estate, located in Palm Beach, Florida, was originally built for Marjorie Merriweather Post, a leading American socialite and the founder of General Foods, Inc. Now home to the Mar-A-Largo Club, the 126-room estate is currently owned by Donald Trump and boasts 58 bedrooms, three bomb shelters, and a 29-foot-long marble dining table.

Photo by Jack E. Boucher/Library of Congress/


16. Fairfield – 64,389 sq ft

Designed by architecture firm Ferguson & Shamamian, this Italian Renaissance mansion was completed in 2003 for Ira Leon Rennert, an American investor and businessman. Located in Sagaponack, New York, Rennert named his beach front home after the adjoining body of water, Fairfield Pond. The mansion sits on 63 acres, faces the Atlantic Ocean, and features 29 bedrooms, 39 bathrooms, a basketball court, a bowling alley, and a $150,000 hot tub.

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15. Elstowe Manor – 65,434 sq ft

Elstowe Manor, located on the 42-acre Elkins Estate in Elkins Park, Pennsylvania, was designed by architect Horace Trumbauer. The 45-room mansion was built as an Italian Renaissance-style summer home in 1898 for William L. Elkins, an American businessman, inventor, art collector, significant Standard Oil shareholder, and an integral figure in the formation of the Pennsylvania Railroad Company and SEPTA.

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14. Townsend House – 65,842 sq ft

A historic building located on Embassy Row in Washington, D.C., the Townsend House has been home to the Cosmos Club–a private social club–since 1952. The free-standing house, set in almost an acre of garden, was designed in the Beaux-Arts style by architects Carrére and Hastings and was completed in 1901 for Richard T. Townsend and his family. The building was added to the National Register of Historic Places in 1973.

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13. Hearst Castle – 68,500 sq ft

Located in San Simeon, California, Hearst Castle was designed by architect Julia Morgan between 1919 and 1947 for newspaper magnate William Randolph Hearst, who died only four years after the mansion’s completion. The inspiration for the “Xanadu” mansion in Citizen Kane, Hearst Castle is a pastiche of historic architectural styles and features 56 bedrooms, 61 bathrooms, 19 sitting rooms, 127 acres of gardens, numerous swimming pools, an airfield, and the world’s largest private zoo.

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12. Idle Hour – 70,000 sq ft

Currently owned by Dowling College, a private co-educational liberal arts college on Long Island, New York, Idle Hour is a Vanderbilt mansion built in 1901 for for William K. Vanderbilt, a railroad manager and Thoroughbred racehorse breeder who inherited $55 million from his father, William Henry Vanderbilt. The home was designed in the English Country Style by American architect Richard Howland Hunt.

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11. Woodlea – 70,000 sq ft

Another Vanderbilt mansion, Woodlea, was designed by American architect Stanford White and completed in 1895. This Georgian Revival mansion, located in Briarcliff Manor, New York, was built for Margaret Louisa Vanderbilt Shepard, an American heiress and the eldest daughter of William Henry Vanderbilt. This former Vanderbilt country estate is now the Sleepy Hollow Country Club.

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10. Indian Neck Hall – 75,000 sq ft

Located in Oakdale, New York, Indian Neck Hall was the country residence of Frederick Gilbert Bourne, president of the Singer Sewing Machine Company. This Georgian-style home was completed in 1908 and designed by noted American architect Ernest Flagg, who was an advocate for urban reform and architecture’s social responsibility. St. John’s University acquired the property in 2001 and offers a number of graduate degrees from its Oakdale campus.

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9. Dumbarton Oaks – 77,000 sq ft

Dumbarton Oaks is a historic estate located in the Georgetown neighborhood of Washington, D.C. that was built for William Hammond Dorsey in 1801. The Colonial Revival mansion was the residence of Robert Woods Bliss and his wife Mildred Barnes Bliss, who founded the Dumbarton Oaks Research Library and Collection at the estate. The Bliss couple donated the property to Harvard University in 1940.

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8. Florham – 80,000 sq ft

Designed by prominent and thriving American architectural firm McKim, Mead & White, Florham was completed in 1897 for Hamilton McKown Twombly, an American businessman and Harvard graduate who worked as a financial advisor to William Henry Vanderbilt. The Georgian Revival mansion, located in Florham Park, New Jersey, is currently owned by Fairleigh Dickinson University, the state’s largest institution of private education.

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7. Felix M. Warburg House – 82,000 sq ft

The Felix M. Warburg House is a Chateauesque mansion located in the Upper East Side of New York, New York. The six-story mansion was designed by American architect C. P. H. Gilbert and built in 1908 for German-born American banker and philanthropist Felix M. Warburg. In January of 1944, Warburg’s widow, Frieda Schiff, donated the family mansion as a permanent home for the Jewish Museum.

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6. Meadow Brook Hall – 88,000 sq ft

Located in Rochester Hills, Michigan, this Tudor Revival mansion was designed by architecture firm SmithGroupJJR and built by Matilda Dodge Wilson, the widow of Dodge motor car company co-founder John Francis Dodge, and her second husband Alfred G. Wilson in 1929. The mansion and the surrounding property were donated to the state of Michigan in order to found Oakland University in 1957.

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5. Shadow Lawn – 90,000 sq ft

Designed by American architect Horace Trumbauer and completed in 1927, Shadow Lawn was built for Hubert T. Parsons, president of the F.W. Woolworth Company. Parsons was hit hard during the Great Depression and sold the mansion for only $100 in 1939. In 1956, the West Long Branch, New Jersey became part of Monmouth University and was renamed Woodrow Wilson Hall.

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4. Winterthur – 96,582 sq ft

Located in Winterthur, Delaware, this Georgian Revival home was built by American horticulturalist, decorative arts collector, and premier cattle breeder Henry Francis du Pont of the wealthy Du Pont family in 1932. Currently the Winterthur Museum, Garden, and Library, the estate houses one of the most important collections of Americana in the United States. The estate is situated on 979 acres and currently has 175 period-room displays.

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3. Arden House – 97,188 sq ft

Designed by architecture firm Carrére and Hastings, Arden House, located outside of Harriman, New York, was built in 1909 for railroad magnate Edward Henry Harriman and his wife Mary Averell Harriman. In the early 1900s, the Harriman family owned 40,000 acres of land in the area–half of it comprising of the Arden Estate. The Chateauesque mansion is currently owned by the Chinese-backed nonprofit Research Center on Natural Conservation.

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2. Oheka Castle – 115,000 sq ft

Oheka Castle, also known as the Otto Kahn Estate, is located on the North Shore of Long Island in Huntington, New York. It was designed by architecture firm Delano & Aldrich and completed in 1919 for financier and philanthropist Otto Kahn. The country home comprised of 127 rooms and was listed on the National Register of Historic Places in 2004. Oheka Castle is currently owned by Gary Melius, who operates the estate as a weddings and events venue and luxury hotel.

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1. Biltmore House – 135,280 sq ft

Located in Asheville, North Carolina, the Biltmore House is the largest house in the United States. Designed by American architect Richard Morris Hunt, the extravagant 250-room mansion was completed in 1895 for George Washington Vanderbilt II, an art collector and member of the prominent Vanderbilt family. Still owned by one of Vanderbilt’s descendants, William Amherst Vanderbilt Cecil, the Biltmore House is one of the most prominent remaining examples of the Gilded Age.

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Written by Derrick Krom

Derrick is a recent graduate of Saint Joseph's University in Philadelphia where he received a B.A. in English and Communication Studies. Throughout his life, Derrick has traveled the country and even got to study abroad in London, England for four amazing months. He's a guitar player, avid music fan and lover of literature, film, and all things entertainment.