Who Owns the Biggest House in the United States
The biggest house in the United States by square footage is the Versailles-style mansion built by David A. Siegel and Jackie Siegel in Windermere, Florida, near Orlando. The home, commonly called Versailles House, covers roughly 90,000 square feet on a gated estate, making it one of the most oversized private residences in the country source.
David A. Siegel, the founder of Westgate Resorts, began construction on the property in 2004, and the home remains in the family's ownership as of the latest public records. The estate includes multiple kitchens, ballrooms, a massive garage, indoor and outdoor pools, and extensive landscaping, reflecting the scale of the project source.
Biggest House by Price and Square Footage
By listed price and finished living area, the Versailles House is consistently cited among the most expensive residential properties ever built in the United States. The home's total cost has been reported in the hundreds of millions, and its square footage far exceeds that of typical luxury estates, even those owned by other billionaires source.
Other large U.S. estates, such as those owned by tech and finance billionaires, often appear on lists of the biggest homes, but Versailles House remains the benchmark for sheer size and opulence. The property's scale includes custom theaters, multiple kitchens, and extensive guest quarters, designed to operate like a small resort source.
How the Biggest House Compares to Other Large Estates
Rankings of the Largest Private Homes in the U.S.
Public rankings of the biggest houses in the United States place Versailles House at or near the top by finished square footage, with other large estates owned by billionaires in states such as California, New York, and Texas trailing behind source.
Key Features That Make Versailles House the Largest
The home's defining features include an enormous main ballroom, multiple commercial-grade kitchens, a 20-car garage, and extensive outdoor entertainment areas, all on a gated lot that adds to the total property footprint source.
Ownership and Current Status
The property is still owned by the Siegel family, and while it was originally conceived as a private residence for David A. Siegel and Jackie Siegel, it has been used for events and tours, drawing attention as one of the most unusual oversized homes in the country