Largest Residence in Greenwich
The largest single-family home in Greenwich, Connecticut, is a waterfront mansion on the Long Island Sound shoreline, with total living space exceeding 60,000 square feet across multiple wings, guest houses, and outbuildings. The property includes a main residence with more than 20 bedrooms, extensive entertainment and sports facilities, and landscaped grounds on over 10 acres of land.
Recent property records and real estate databases identify the estate as the largest by square footage and lot size among residential listings in Greenwich, surpassing other notable mansions in the town's historic districts and waterfront neighborhoods.
Ownership and Valuation
The property is owned by a private individual or family trust, with ownership records tied to high-net-worth entities often associated with finance, technology, or international business interests. Transaction history shows the estate has changed hands at multi-billion-dollar valuations, reflecting Greenwich's position as a hub for wealth management and ultra-high-net-worth residents.
Valuation estimates place the mansion among the most expensive residential properties in Connecticut, with price per square foot and total assessed value exceeding those of comparable estates in nearby Westchester County and the Hamptons. Financial disclosures and property tax records, available through public databases and regulatory filings, provide the most recent figures on assessed value and ownership structure SEC filings.
Market Context and Comparable Estates
Greenwich consistently ranks among the top U.S. markets for luxury residential real estate, with transaction volumes and median prices tracked by brokerage firms and industry analysts. The largest homes in town typically feature private docks, tennis courts, pools, and dedicated staff quarters, setting them apart from standard luxury properties.
Comparable estates in the area, including other historic waterfront mansions and modern mega-mansions, are frequently listed and sold through elite brokerages and private transactions. Industry reports and market analyses from major real estate platforms and financial media provide current data on sales volumes, price trends, and the performance of the luxury segment in Greenwich and the broader New York metropolitan area Forbes real estate coverage.