<P> The following is a list of the largest extant and historic houses in the United States, ordered by square footage of the main house . This list includes houses that have been demolished or are currently under construction . </P> <Table> <Tr> <Th> Rank </Th> <Th> Square footage </Th> <Th> Name </Th> <Th> Location </Th> <Th> Built for </Th> <Th> Owner </Th> <Th> Year completed </Th> <Th> Architectural style </Th> <Th> Architect </Th> <Th> Image </Th> </Tr> <Tr> <Td> </Td> <Td> 135,280 </Td> <Td> Biltmore Estate </Td> <Td> Asheville, North Carolina </Td> <Td> George Washington Vanderbilt II </Td> <Td> William A.V. Cecil Jr . </Td> <Td> 1895 </Td> <Td> Châteauesque </Td> <Td> Richard Morris Hunt </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> 109,000 </Td> <Td> Oheka Castle </Td> <Td> Huntington, New York </Td> <Td> Otto Hermann Kahn </Td> <Td> Gary Melius </Td> <Td> 1919 </Td> <Td> Châteauesque </Td> <Td> Delano and Aldrich </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> 100,000 </Td> <Td> Whitemarsh Hall </Td> <Td> Wyndmoor, Pennsylvania </Td> <Td> Edward T. Stotesbury </Td> <Td> (demolished in 1980) </Td> <Td> 1917 </Td> <Td> Georgian </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> 97,188 </Td> <Td> Arden House </Td> <Td> Harriman, New York </Td> <Td> Edward Henry Harriman </Td> <Td> Research Center on Natural Conservation </Td> <Td> 1909 </Td> <Td> Châteauesque </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> 96,582 </Td> <Td> Winterthur </Td> <Td> Winterthur, Delaware </Td> <Td> Henry Francis du Pont </Td> <Td> Winterthur Museum, Garden and Library </Td> <Td> 1932 </Td> <Td> Georgian Revival </Td> <Td> Henry Francis du Pont </Td> <Td> </Td> </Tr> <Tr> <Td> 6 </Td> <Td> 91,000 </Td> <Td> Le Palais Royal </Td> <Td> Hillsboro Beach, Florida </Td> <Td> Unknown </Td> <Td> Unknown </Td> <Td> 2017 </Td> <Td> Palais </Td> <Td> Joseph Leone </Td> </Tr> <Tr> <Td> 7 </Td> <Td> 90,000 </Td> <Td> Cornelius Vanderbilt II House </Td> <Td> New York, New York </Td> <Td> Cornelius Vanderbilt II </Td> <Td> (demolished in 1926) </Td> <Td> 1882 </Td> <Td> Châteauesque </Td> <Td> George B. Post </Td> <Td> </Td> </Tr> <Tr> <Td> 8 </Td> <Td> 90,000 </Td> <Td> Shadow Lawn </Td> <Td> West Long Branch, New Jersey </Td> <Td> Hubert Templeton Parson </Td> <Td> Monmouth University </Td> <Td> 1927 </Td> <Td> Beaux - Arts </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 9 </Td> <Td> 85,000 </Td> <Td> Versailles </Td> <Td> Windermere, Florida </Td> <Td> David A. Siegel </Td> <Td> David A. Siegel </Td> <Td> (under construction) </Td> <Td> Châteauesque </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 10 (tie) </Td> <Td> 80,000 </Td> <Td> Florham </Td> <Td> Florham Park, New Jersey </Td> <Td> Hamilton and Florence Vanderbilt Twombly </Td> <Td> Fairleigh Dickinson University </Td> <Td> 1897 </Td> <Td> Georgian Revival </Td> <Td> McKim Mead & White </Td> <Td> </Td> </Tr> <Tr> <Td> 11 (tie) </Td> <Td> 80,000 </Td> <Td> Harbor Hill </Td> <Td> Roslyn, New York </Td> <Td> Clarence Hungerford Mackay </Td> <Td> (demolished in 1947) </Td> <Td> 1899 </Td> <Td> Châteauesque </Td> <Td> McKim Mead & White </Td> <Td> </Td> </Tr> <Tr> <Td> 12 </Td> <Td> 75,000 </Td> <Td> Indian Neck Hall </Td> <Td> Oakdale, New York </Td> <Td> Frederick Gilbert Bourne </Td> <Td> St. John's University </Td> <Td> 1908 </Td> <Td> Federal Style </Td> <Td> Ernest Flagg </Td> <Td> </Td> </Tr> <Tr> <Td> 13 </Td> <Td> 72,215 </Td> <Td> Pensmore </Td> <Td> Highlandville, Missouri </Td> <Td> Steven T. Huff </Td> <Td> Steven T. Huff </Td> <Td> 2016 </Td> <Td> Châteauesque </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 14 </Td> <Td> 72,000 </Td> <Td> Inisfada </Td> <Td> North Hills, New York </Td> <Td> Nicholas Frederic Brady </Td> <Td> (demolished in 2013) </Td> <Td> 1919 </Td> <Td> Tudor Revival </Td> <Td> John Torrey Windrim </Td> <Td> </Td> </Tr> <Tr> <Td> 15 (tie) </Td> <Td> 70,000 </Td> <Td> Idle Hour </Td> <Td> Oakdale, New York </Td> <Td> William K. Vanderbilt </Td> <Td> Dowling College </Td> <Td> 1901 </Td> <Td> English Country Style </Td> <Td> Richard Howland Hunt </Td> <Td> </Td> </Tr> <Tr> <Td> 16 (tie) </Td> <Td> 70,000 </Td> <Td> Woodlea </Td> <Td> Briarcliff Manor, New York </Td> <Td> Elliott Fitch Shepard </Td> <Td> Sleepy Hollow Country Club </Td> <Td> 1895 </Td> <Td> Italian Renaissance Revival </Td> <Td> McKim, Mead & White </Td> <Td> </Td> </Tr> <Tr> <Td> 17 </Td> <Td> 68,500 </Td> <Td> Hearst Castle </Td> <Td> San Simeon, California </Td> <Td> William Randolph Hearst </Td> <Td> California Department of Parks and Recreation </Td> <Td> 1947 </Td> <Td> Spanish Colonial Revival </Td> <Td> Julia Morgan </Td> <Td> </Td> </Tr> <Tr> <Td> 18 </Td> <Td> 66,341 </Td> <Td> Grey Towers Castle </Td> <Td> Glenside, Pennsylvania </Td> <Td> William Welsh Harrison </Td> <Td> Arcadia University </Td> <Td> 1896 </Td> <Td> Gothic Revival </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 19 </Td> <Td> 64,000 </Td> <Td> Fair Field </Td> <Td> Sagaponack, New York </Td> <Td> Ira Rennert </Td> <Td> Ira Rennert </Td> <Td> 2003 </Td> <Td> Italian Renaissance </Td> <Td> Mark Ferguson </Td> <Td> </Td> </Tr> <Tr> <Td> 20 </Td> <Td> 62,500 </Td> <Td> Mar - a-Lago </Td> <Td> Palm Beach, Florida </Td> <Td> Marjorie Merriweather Post </Td> <Td> Donald Trump </Td> <Td> 1927 </Td> <Td> Spanish Colonial Revival </Td> <Td> Marion Sims Wyeth Joseph Urban </Td> <Td> </Td> </Tr> <Tr> <Td> 21 </Td> <Td> 62,482 </Td> <Td> The Breakers </Td> <Td> Newport, Rhode Island </Td> <Td> Cornelius Vanderbilt II </Td> <Td> Preservation Society of Newport County </Td> <Td> 1895 </Td> <Td> Italian Renaissance </Td> <Td> Richard Morris Hunt </Td> <Td> </Td> </Tr> <Tr> <Td> 22 </Td> <Td> 62,272 </Td> <Td> Lynnewood Hall </Td> <Td> Elkins Park, Pennsylvania </Td> <Td> Peter A.B. Widener </Td> <Td> Richard Yoon </Td> <Td> 1900 </Td> <Td> Neoclassical </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 23 </Td> <Td> 62,220 </Td> <Td> Gemini </Td> <Td> Manalapan, Florida </Td> <Td> Gerard Barnes Lambert, Sr </Td> <Td> Dirk Edward Ziff </Td> <Td> 1940s </Td> <Td> Mediterranean Revival </Td> <Td> Marion Sims Wyeth Edson E. Dailey </Td> <Td> </Td> </Tr> <Tr> <Td> 24 (tie) </Td> <Td> 60,000 </Td> <Td> Meadow Brook Hall </Td> <Td> Rochester Hills, Michigan </Td> <Td> Matilda Dodge Wilson </Td> <Td> Oakland University </Td> <Td> 1929 </Td> <Td> Tudor Revival </Td> <Td> Smith Hinchman & Grylls </Td> <Td> </Td> </Tr> <Tr> <Td> 25 (tie) </Td> <Td> 60,000 </Td> <Td> Whitehall </Td> <Td> Palm Beach, Florida </Td> <Td> Henry Morrison Flagler </Td> <Td> Henry Morrison Flagler Museum </Td> <Td> 1902 </Td> <Td> Beaux - Arts </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 26 (tie) </Td> <Td> 60,000 </Td> <Td> Pembroke </Td> <Td> Glen Cove, New York </Td> <Td> Joseph De Lamar </Td> <Td> (demolished in 1968) </Td> <Td> 1916 </Td> <Td> Neoclassical </Td> <Td> C.P.H. Gilbert </Td> </Tr> <Tr> <Td> 27 (tie) </Td> <Td> 60,000 </Td> <Td> El Mirasol </Td> <Td> Palm Beach, Florida </Td> <Td> Edward T. Stotesbury </Td> <Td> (demolished in 1958) </Td> <Td> 1920 </Td> <Td> Spanish Colonial Revival </Td> <Td> Addison Mizner </Td> <Td> </Td> </Tr> <Tr> <Td> 28 </Td> <Td> 58,000 </Td> <Td> Duke Farms </Td> <Td> Hillsborough Township, New Jersey </Td> <Td> James Buchanan Duke </Td> <Td> (demolished in 2016) </Td> <Td> 1903 </Td> <Td> Tudor Revival </Td> <Td> Henry H. Kendall </Td> <Td> </Td> </Tr> <Tr> <Td> 29 </Td> <Td> 57,000 </Td> <Td> Eschman Meadows </Td> <Td> Nashport, Ohio </Td> <Td> Tami Longaberger </Td> <Td> </Td> <Td> 2001 </Td> <Td> Georgian </Td> <Td> George Acock Phil White </Td> <Td> </Td> </Tr> <Tr> <Td> 30 </Td> <Td> 56,881 </Td> <Td> Castle Hill </Td> <Td> Ipswich, Massachusetts </Td> <Td> Richard T. Crane Jr . </Td> <Td> The Trustees of Reservations </Td> <Td> 1928 </Td> <Td> English Baroque </Td> <Td> David Adler </Td> <Td> </Td> </Tr> <Tr> <Td> 31 </Td> <Td> 56,368 </Td> <Td> Andrew Carnegie Mansion </Td> <Td> New York, New York </Td> <Td> Andrew Carnegie </Td> <Td> Smithsonian Institution </Td> <Td> 1901 </Td> <Td> Georgian Revival </Td> <Td> Babb, Cook & Willard </Td> <Td> </Td> </Tr> <Tr> <Td> 32 </Td> <Td> 56,000 </Td> <Td> Blairsden </Td> <Td> Peapack - Gladstone, New Jersey </Td> <Td> Clinton Ledyard Blair </Td> <Td> T. Eric Galloway </Td> <Td> 1903 </Td> <Td> Châteauesque </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 33 </Td> <Td> 55,360 </Td> <Td> Ralston Hall </Td> <Td> Belmont, California </Td> <Td> William Chapman Ralston </Td> <Td> Notre Dame de Namur University </Td> <Td> 1864 </Td> <Td> Italianate </Td> <Td> Henry W. Cleaveland </Td> <Td> </Td> </Tr> <Tr> <Td> 34 (tie) </Td> <Td> 55,000 </Td> <Td> White House </Td> <Td> Washington, D.C. </Td> <Td> United States of America </Td> <Td> National Park Service </Td> <Td> 1800 </Td> <Td> Neoclassical </Td> <Td> James Hoban </Td> <Td> </Td> </Tr> <Tr> <Td> 35 (tie) </Td> <Td> 55,000 </Td> <Td> Belle Grove </Td> <Td> White Castle, Louisiana </Td> <Td> John Andrews </Td> <Td> (demolished in 1952) </Td> <Td> 1857 </Td> <Td> Greek Revival Italianate </Td> <Td> Henry Howard </Td> <Td> </Td> </Tr> <Tr> <Td> 36 (tie) </Td> <Td> 55,000 </Td> <Td> Elm Court </Td> <Td> Lenox, Massachusetts </Td> <Td> Emily Thorn Vanderbilt </Td> <Td> Travaasa Experiential Resorts </Td> <Td> 1885 </Td> <Td> American Shingle Style </Td> <Td> Peabody and Stearns </Td> <Td> </Td> </Tr> <Tr> <Td> 37 (tie) </Td> <Td> ~ 55,000 </Td> <Td> Rockwood Hall </Td> <Td> Mount Pleasant, New York </Td> <Td> William Rockefeller </Td> <Td> (demolished in 1942) </Td> <Td> 1849 </Td> <Td> Castellated Elizabethan </Td> <Td> Gervase Wheeler, Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 38 </Td> <Td> 54,838 </Td> <Td> Dumbarton Oaks </Td> <Td> Washington, D.C. </Td> <Td> William Hammond Dorsey </Td> <Td> Harvard University </Td> <Td> 1801 </Td> <Td> Colonial Revival </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 39 </Td> <Td> 54,400 </Td> <Td> Chateau Montagel </Td> <Td> Shoal Creek, Alabama </Td> <Td> Larry House </Td> <Td> Real Estate Investment Trust </Td> <Td> </Td> <Td> Châteauesque </Td> <Td> Bill Shephard </Td> <Td> </Td> </Tr> <Tr> <Td> 40 </Td> <Td> 54,246 </Td> <Td> Searles Castle </Td> <Td> Great Barrington, Massachusetts </Td> <Td> Mary Hopkins Searles </Td> <Td> John Dewey Academy </Td> <Td> 1883 </Td> <Td> Châteauesque </Td> <Td> McKim Mead & White </Td> <Td> </Td> </Tr> <Tr> <Td> 41 </Td> <Td> 53,000 </Td> <Td> Nottoway </Td> <Td> White Castle, Louisiana </Td> <Td> John Hampden Randolph </Td> <Td> Paul Ramsay </Td> <Td> 1858 </Td> <Td> Greek Revival Italianate </Td> <Td> Henry Howard </Td> <Td> </Td> </Tr> <Tr> <Td> 42 </Td> <Td> 52,897 </Td> <Td> Hala Ranch </Td> <Td> Aspen, Colorado </Td> <Td> Bandar bin Sultan </Td> <Td> John Paulson </Td> <Td> 1991 </Td> <Td> Rustic </Td> <Td> Hagman Yaw </Td> <Td> </Td> </Tr> <Tr> <Td> 43 </Td> <Td> 52,503 </Td> <Td> The Manor </Td> <Td> Los Angeles, California </Td> <Td> Aaron Spelling </Td> <Td> Petra Stunt </Td> <Td> </Td> <Td> Châteauesque </Td> <Td> James Langenheim & Associates </Td> <Td> </Td> </Tr> <Tr> <Td> 44 </Td> <Td> 52,300 </Td> <Td> Felix M. Warburg House </Td> <Td> New York, New York </Td> <Td> Felix M. Warburg </Td> <Td> Jewish Museum of New York </Td> <Td> 1906 </Td> <Td> Châteauesque </Td> <Td> Charles Pierrepont Henry Gilbert </Td> <Td> </Td> </Tr> <Tr> <Td> 45 </Td> <Td> 64,500 </Td> <Td> Stan Hywet Hall </Td> <Td> Akron, Ohio </Td> <Td> Frank Seiberling </Td> <Td> Stan Hywet Hall Foundation </Td> <Td> 1915 </Td> <Td> Tudor Revival </Td> <Td> Charles Sumner Schneider </Td> <Td> </Td> </Tr> <Tr> <Td> 46 </Td> <Td> 51,000 </Td> <Td> Hacienda De La Paz </Td> <Td> Rolling Hills, California </Td> <Td> John Z . Blazevich </Td> <Td> John Z . Blazevich </Td> <Td> 2008 </Td> <Td> Spanish Colonial Revival </Td> <Td> Rafael Manzano Martos </Td> <Td> </Td> </Tr> <Tr> <Td> 47 </Td> <Td> 50,853 </Td> <Td> Chase Mansion </Td> <Td> West Hartford, Connecticut </Td> <Td> Arnold Chase </Td> <Td> Arnold Chase </Td> <Td> 2009 </Td> <Td> Georgian </Td> <Td> Allan Greenberg </Td> <Td> </Td> </Tr> <Tr> <Td> 48 </Td> <Td> 50,729 </Td> <Td> Perry Belmont House </Td> <Td> Washington, D.C. </Td> <Td> Perry Belmont </Td> <Td> Order of the Eastern Star </Td> <Td> 1909 </Td> <Td> Beaux - Arts </Td> <Td> Ernest Sanson Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 49 </Td> <Td> 50,316 </Td> <Td> Otto H. Kahn House </Td> <Td> New York, New York </Td> <Td> Otto Hermann Kahn </Td> <Td> Convent of the Sacred Heart </Td> <Td> 1914 </Td> <Td> Renaissance Revival </Td> <Td> J. Armstrong Stenhouse Charles Pierrepont Henry Gilbert </Td> <Td> </Td> </Tr> <Tr> <Td> 50 (tie) </Td> <Td> 50,000 </Td> <Td> 1299 Via Tivoli </Td> <Td> Henderson, Nevada </Td> <Td> Pierre Omidyar </Td> <Td> Pierre Omidyar </Td> <Td> </Td> <Td> Modern architecture </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 51 (tie) </Td> <Td> 50,000 </Td> <Td> Reid Hall </Td> <Td> Purchase, New York </Td> <Td> Whitelaw Reid </Td> <Td> Manhattanville College </Td> <Td> 1892 </Td> <Td> Renaissance Revival </Td> <Td> Stanford White </Td> <Td> </Td> </Tr> <Tr> <Td> 52 (tie) </Td> <Td> 50,000 </Td> <Td> Wingwood House </Td> <Td> Bar Harbor, Maine </Td> <Td> Alexander Cassatt </Td> <Td> (demolished in 1953) </Td> <Td> 1903 </Td> <Td> Neoclassical </Td> <Td> Louis Magaziner </Td> <Td> </Td> </Tr> <Tr> <Td> 53 (tie) </Td> <Td> 50,000 </Td> <Td> Riverside </Td> <Td> New York, New York </Td> <Td> Charles M. Schwab </Td> <Td> (demolished in 1948) </Td> <Td> 1906 </Td> <Td> Châteauesque </Td> <Td> Maurice Hébert </Td> <Td> </Td> </Tr> <Tr> <Td> 54 (tie) </Td> <Td> 50,000 </Td> <Td> Hempstead House </Td> <Td> Sands Point, New York </Td> <Td> Howard Gould </Td> <Td> Nassau County, New York </Td> <Td> 1912 </Td> <Td> Tudor Revival </Td> <Td> Richard Howland Hunt </Td> <Td> </Td> </Tr> <Tr> <Td> 55 (tie) </Td> <Td> 50,000 </Td> <Td> Seven Springs </Td> <Td> Bedford, New York </Td> <Td> Eugene Meyer </Td> <Td> Donald Trump </Td> <Td> 1919 </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 56 </Td> <Td> 49,951 </Td> <Td> Chateau Bray </Td> <Td> Madisonville, Texas </Td> <Td> James and Sonya Bray </Td> <Td> James and Sonya Bray </Td> <Td> (under construction) </Td> <Td> French Baroque </Td> <Td> James and Sonya Bray </Td> <Td> </Td> </Tr> <Tr> <Td> 57 </Td> <Td> 49,568 </Td> <Td> 8271 E Left Hand Fork Hobble Creek </Td> <Td> Springville, Utah </Td> <Td> Tom Mower </Td> <Td> Tom Mower </Td> <Td> </Td> <Td> Italian Renaissance </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 58 </Td> <Td> 49,300 </Td> <Td> The Pritzker Estate </Td> <Td> Los Angeles, California </Td> <Td> Anthony Pritzker </Td> <Td> Anthony Pritzker </Td> <Td> </Td> <Td> Contemporary </Td> <Td> Grant Camden Kirkpatrick </Td> <Td> </Td> </Tr> <Tr> <Td> 59 </Td> <Td> 49,000 </Td> <Td> Ziff Mansion </Td> <Td> Pawling, New York </Td> <Td> William Bernard Ziff, Jr . </Td> <Td> Dirk Edward Ziff </Td> <Td> 2000 </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 60 </Td> <Td> 48,515 </Td> <Td> 50 Poplar Hill Drive </Td> <Td> Farmington, Connecticut </Td> <Td> Benjamin Sisti </Td> <Td> Curtis Jackson </Td> <Td> 1985 </Td> <Td> Contemporary </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 61 </Td> <Td> 48,160 </Td> <Td> Xanadu 2.0 </Td> <Td> Medina, Washington </Td> <Td> Bill Gates </Td> <Td> Bill Gates </Td> <Td> 1995 </Td> <Td> Pacific Lodge </Td> <Td> James Cutler </Td> <Td> </Td> </Tr> <Tr> <Td> 62 </Td> <Td> 47,000 </Td> <Td> Nemours </Td> <Td> Wilmington, Delaware </Td> <Td> Alfred I. du Pont </Td> <Td> Nemours Foundation </Td> <Td> 1909 </Td> <Td> Neoclassical </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 63 </Td> <Td> 46,054 </Td> <Td> Greystone Mansion </Td> <Td> Beverly Hills, California </Td> <Td> Edward L. Doheny </Td> <Td> City of Beverly Hills </Td> <Td> 1928 </Td> <Td> Tudor Revival </Td> <Td> Gordon Kaufmann </Td> <Td> </Td> </Tr> <Tr> <Td> 64 </Td> <Td> 46,000 </Td> <Td> Elstowe Manor </Td> <Td> Elkins Park, Pennsylvania </Td> <Td> William L. Elkins </Td> <Td> Dominican Sisters of St. Catherine de' Ricci </Td> <Td> 1898 </Td> <Td> Italian Renaissance </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 65 </Td> <Td> 45,891 </Td> <Td> 457 Bel Air Road </Td> <Td> Los Angeles, California </Td> <Td> Beny Alagem </Td> <Td> Beny Alagem </Td> <Td> 2006 </Td> <Td> French Normandy </Td> <Td> Robert A.M. Stern </Td> <Td> </Td> </Tr> <Tr> <Td> 66 </Td> <Td> 45,854 </Td> <Td> Villa Collina </Td> <Td> Moorestown, New Jersey </Td> <Td> Vernon Hill </Td> <Td> Vernon Hill </Td> <Td> 2002 </Td> <Td> Italian Renaissance </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 67 </Td> <Td> 45,842 </Td> <Td> Townsend House </Td> <Td> Washington, D.C. </Td> <Td> Richard T. Townsend </Td> <Td> Cosmos Club </Td> <Td> 1901 </Td> <Td> Beaux - Arts </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 68 </Td> <Td> 45,120 </Td> <Td> Illinois Executive Mansion </Td> <Td> Springfield, Illinois </Td> <Td> State of Illinois </Td> <Td> State of Illinois </Td> <Td> 1855 </Td> <Td> Georgian Revival </Td> <Td> John M. Van Osdel </Td> <Td> </Td> </Tr> <Tr> <Td> 69 (tie) </Td> <Td> 45,000 </Td> <Td> Yaddo </Td> <Td> Saratoga Springs, New York </Td> <Td> Spencer Trask </Td> <Td> Corporation of Yaddo </Td> <Td> 1893 </Td> <Td> Tudor Revival </Td> <Td> William Halsey Wood </Td> <Td> </Td> </Tr> <Tr> <Td> 70 (tie) </Td> <Td> 45,000 </Td> <Td> Darlington </Td> <Td> Mahwah, New Jersey </Td> <Td> George Crocker </Td> <Td> Ilija Pavlovic </Td> <Td> 1907 </Td> <Td> Jacobean </Td> <Td> James Brite </Td> <Td> </Td> </Tr> <Tr> <Td> 71 (tie) </Td> <Td> 45,000 </Td> <Td> Henry Clay Frick House </Td> <Td> New York, New York </Td> <Td> Henry Clay Frick </Td> <Td> Frick Collection </Td> <Td> 1914 </Td> <Td> Beaux - Arts </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 72 </Td> <Td> 44,936 </Td> <Td> Anderson House </Td> <Td> Washington, D.C. </Td> <Td> Larz Anderson </Td> <Td> Society of the Cincinnati </Td> <Td> 1905 </Td> <Td> Beaux - Arts </Td> <Td> Arthur Little Herbert Browne </Td> <Td> </Td> </Tr> <Tr> <Td> 73 </Td> <Td> 44,925 </Td> <Td> Le Palais </Td> <Td> Beverly Hills, California </Td> <Td> Mohamed Hadid </Td> <Td> Lola Karimova - Tillyaeva </Td> <Td> 2011 </Td> <Td> Châteauesque </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 74 </Td> <Td> 44,309 </Td> <Td> Glencairn </Td> <Td> Bryn Athyn, Pennsylvania </Td> <Td> Raymond Pitcairn </Td> <Td> The New Church </Td> <Td> 1929 </Td> <Td> Romanesque </Td> <Td> Raymond Pitcairn </Td> <Td> </Td> </Tr> <Tr> <Td> 75 </Td> <Td> 44,234 </Td> <Td> Villa Vittoriosa </Td> <Td> Fayetteville, Georgia </Td> <Td> Evander Holyfield </Td> <Td> Rick Ross </Td> <Td> </Td> <Td> Neoclassical </Td> <Td> Portman Fuchtman Vinson Sunderland </Td> <Td> </Td> </Tr> <Tr> <Td> 76 </Td> <Td> 44,229 </Td> <Td> Ochre Court </Td> <Td> Newport, Rhode Island </Td> <Td> Ogden Goelet </Td> <Td> Salve Regina University </Td> <Td> 1892 </Td> <Td> Châteauesque </Td> <Td> Richard Morris Hunt </Td> <Td> </Td> </Tr> <Tr> <Td> 77 </Td> <Td> 44,000 </Td> <Td> Hyde Park </Td> <Td> Hyde Park, New York </Td> <Td> Frederick Vanderbilt </Td> <Td> National Park Service </Td> <Td> 1899 </Td> <Td> Beaux - Arts </Td> <Td> Charles Follen McKim </Td> <Td> </Td> </Tr> <Tr> <Td> 78 </Td> <Td> 43,793 </Td> <Td> Boldt Castle </Td> <Td> Alexandria Bay, New York </Td> <Td> George Boldt </Td> <Td> Thousand Islands Bridge Authority </Td> <Td> 1904 </Td> <Td> Chateauesque </Td> <Td> G.W. & W.D. Hewitt </Td> <Td> </Td> </Tr> <Tr> <Td> 79 </Td> <Td> 43,561 </Td> <Td> Marland Mansion </Td> <Td> Ponca City, Oklahoma </Td> <Td> Ernest Whitworth Marland </Td> <Td> City of Ponca City </Td> <Td> 1928 </Td> <Td> Mediterranean Revival </Td> <Td> John Duncan Forsyth </Td> <Td> </Td> </Tr> <Tr> <Td> 80 </Td> <Td> 43,557 </Td> <Td> 901 Trophy Hills Drive </Td> <Td> Las Vegas, Nevada </Td> <Td> Sheldon Adelson </Td> <Td> Sheldon Adelson </Td> <Td> 2013 </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 81 </Td> <Td> 43,517 </Td> <Td> Asherwood </Td> <Td> Carmel, Indiana </Td> <Td> Melvin Simon </Td> <Td> Bren Simon </Td> <Td> 1999 </Td> <Td> Chateauesque </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 82 </Td> <Td> 43,040 </Td> <Td> Primatara </Td> <Td> Springfield, Missouri </Td> <Td> Robert Low </Td> <Td> Robert Low </Td> <Td> (under construction) </Td> <Td> </Td> <Td> Richard Drummond Davis </Td> <Td> </Td> </Tr> <Tr> <Td> 83 </Td> <Td> 42,831 </Td> <Td> Château des Fleurs </Td> <Td> Los Angeles, California </Td> <Td> James A. Kaplan </Td> <Td> James A. Kaplan </Td> <Td> 2014 </Td> <Td> Chateauesque </Td> <Td> William Hefner </Td> <Td> </Td> </Tr> <Tr> <Td> 84 </Td> <Td> 42,014 </Td> <Td> 51 Winding Brook Drive </Td> <Td> Saratoga Springs, New York </Td> <Td> John Breyo </Td> <Td> John Breyo </Td> <Td> 2006 </Td> <Td> Mediterranean Revival </Td> <Td> Robert Flansburg </Td> <Td> </Td> </Tr> <Tr> <Td> 85 (tie) </Td> <Td> 42,000 </Td> <Td> Payne Mansion </Td> <Td> Esopus, New York </Td> <Td> Oliver Hazard Payne </Td> <Td> Marist College </Td> <Td> 1911 </Td> <Td> Beaux - Arts </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 86 (tie) </Td> <Td> 42,000 </Td> <Td> Rose Terrace </Td> <Td> Grosse Pointe Farms, Michigan </Td> <Td> Anna Thompson Dodge </Td> <Td> (demolished in 1976) </Td> <Td> 1931 </Td> <Td> Neoclassical </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 87 </Td> <Td> 41,774 </Td> <Td> Le Palais Royal </Td> <Td> Hillsboro Beach, Florida </Td> <Td> Robert Pereira </Td> <Td> Robert Pereira </Td> <Td> 2014 </Td> <Td> Beaux - Arts </Td> <Td> Denio Madera </Td> </Tr> <Tr> <Td> 88 </Td> <Td> 41,050 </Td> <Td> Carolands </Td> <Td> Hillsborough, California </Td> <Td> Harriet Pullman Carolan </Td> <Td> Charles Bartlett Johnson </Td> <Td> 1914 </Td> <Td> Second Empire </Td> <Td> Ernest Sanson Willis Polk </Td> <Td> </Td> </Tr> <Tr> <Td> 89 (tie) </Td> <Td> 41,000 </Td> <Td> Hayes Mansion </Td> <Td> San Jose, California </Td> <Td> Mary Hayes Chynoweth </Td> <Td> City of San Jose </Td> <Td> 1905 </Td> <Td> Mediterranean Revival </Td> <Td> George Page </Td> <Td> </Td> </Tr> <Tr> <Td> 90 (tie) </Td> <Td> 41,000 </Td> <Td> NYIT de Seversky Mansion </Td> <Td> Old Westbury, New York </Td> <Td> Alfred I. du Pont </Td> <Td> New York Institute of Technology </Td> <Td> 1918 </Td> <Td> Georgian Revival </Td> <Td> Carrère and Hastings </Td> <Td> </Td> </Tr> <Tr> <Td> 91 </Td> <Td> 40,916 </Td> <Td> Il Palmetto </Td> <Td> Palm Beach, Florida </Td> <Td> Joseph E. Widener </Td> <Td> James H. Clark </Td> <Td> 1927 </Td> <Td> Mediterranean Revival </Td> <Td> Maurice Fatio </Td> <Td> </Td> </Tr> <Tr> <Td> 92 </Td> <Td> 40,280 </Td> <Td> Walker McCune Mansion </Td> <Td> Paradise Valley, Arizona </Td> <Td> Walker McCune </Td> <Td> George A. Hormel family </Td> <Td> 1962 </Td> <Td> Contemporary </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 93 (tie) </Td> <Td> 40,000 </Td> <Td> Mills Mansion </Td> <Td> Hyde Park, New York </Td> <Td> Ogden Mills </Td> <Td> New York State Office of Parks, Recreation and Historic Preservation </Td> <Td> 1896 </Td> <Td> Beaux - Arts </Td> <Td> Stanford White </Td> <Td> </Td> </Tr> <Tr> <Td> 94 (tie) </Td> <Td> 40,000 </Td> <Td> The Braes </Td> <Td> Glen Cove, New York </Td> <Td> Herbert L. Pratt </Td> <Td> Webb Institute </Td> <Td> 1912 </Td> <Td> Jacobean </Td> <Td> James Brite </Td> <Td> </Td> </Tr> <Tr> <Td> 95 (tie) </Td> <Td> 40,000 </Td> <Td> Coe Hall </Td> <Td> Oyster Bay, New York </Td> <Td> William Robertson Coe </Td> <Td> Planting Fields Foundation </Td> <Td> 1921 </Td> <Td> Tudor Revival </Td> <Td> Guy Lowell </Td> <Td> </Td> </Tr> <Tr> <Td> 96 (tie) </Td> <Td> 40,000 </Td> <Td> Rynwood </Td> <Td> Old Brookville, New York </Td> <Td> Samuel Agar Salvage </Td> <Td> John Mariani Jr </Td> <Td> 1927 </Td> <Td> Tudor Revival </Td> <Td> Roger Bullard </Td> <Td> </Td> </Tr> <Tr> <Td> 97 (tie) </Td> <Td> 40,000 </Td> <Td> 10697 Somma Way </Td> <Td> Los Angeles, California </Td> <Td> Ty Cueva </Td> <Td> Ty Cueva </Td> <Td> 2017 </Td> <Td> Spanish Colonial Revival </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 98 </Td> <Td> 39,648 </Td> <Td> Seaview Terrace </Td> <Td> Newport, Rhode Island </Td> <Td> Edson Bradley </Td> <Td> Martin Carey </Td> <Td> 1925 </Td> <Td> Chateauesque </Td> <Td> Howard Greenley </Td> <Td> </Td> </Tr> <Tr> <Td> 99 </Td> <Td> 39,576 </Td> <Td> La Reverie </Td> <Td> Palm Beach, Florida </Td> <Td> Sydell Miller </Td> <Td> Sydell Miller </Td> <Td> 2001 </Td> <Td> Neoclassical </Td> <Td> Jeffrey W. Smith </Td> <Td> </Td> </Tr> <Tr> <Td> 100 </Td> <Td> 39,257 </Td> <Td> Serenity Ridge </Td> <Td> Parker, Colorado </Td> <Td> Cal Turner, Jr . </Td> <Td> Cal Turner, Jr . </Td> <Td> 2001 </Td> <Td> Italianate </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 101 </Td> <Td> 38,500 </Td> <Td> North Wales </Td> <Td> Warrenton, Virginia </Td> <Td> William Allison </Td> <Td> David Ford </Td> <Td> 1776 </Td> <Td> Georgian </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 102 </Td> <Td> 38,196 </Td> <Td> 144 Hopewell Road </Td> <Td> Alton, New Hampshire </Td> <Td> Bob Bahre </Td> <Td> Bob Bahre </Td> <Td> 2003 </Td> <Td> Georgian </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 103 (tie) </Td> <Td> 38,000 </Td> <Td> Government House </Td> <Td> Annapolis, Maryland </Td> <Td> State of Maryland </Td> <Td> State of Maryland </Td> <Td> 1870 </Td> <Td> Georgian </Td> <Td> Richard Snowden Andrews </Td> <Td> </Td> </Tr> <Tr> <Td> 104 (tie) </Td> <Td> 38,000 </Td> <Td> Ardrossan </Td> <Td> Villanova, Pennsylvania </Td> <Td> Robert Leaming Montgomery </Td> <Td> Robert Montgomery Scott </Td> <Td> 1912 </Td> <Td> Georgian </Td> <Td> Horace Trumbauer </Td> <Td> </Td> </Tr> <Tr> <Td> 105 (tie) </Td> <Td> 38,000 </Td> <Td> Charles Gates Mansion </Td> <Td> Minneapolis, Minnesota </Td> <Td> Charles Gates </Td> <Td> (demolished 1933) </Td> <Td> 1913 </Td> <Td> Renaissance Revival </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 106 (tie) </Td> <Td> 38,000 </Td> <Td> Billionaire </Td> <Td> Los Angeles, California </Td> <Td> Bruce Makowsky </Td> <Td> Bruce Makowsky </Td> <Td> 2016 </Td> <Td> Contemporary </Td> <Td> Bruce Makowsky </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Rank </Th> <Th> Square footage </Th> <Th> Name </Th> <Th> Location </Th> <Th> Built for </Th> <Th> Owner </Th> <Th> Year completed </Th> <Th> Architectural style </Th> <Th> Architect </Th> <Th> Image </Th> </Tr>

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