Largest Home in Greenwich CT by Square Footage
The biggest house in Greenwich CT by living area is the 11,446-square-foot mansion at 110 Round Hill Road, listed for $199 million as of the latest public records. The estate sits on more than 10 acres with multiple wings, a private lakefront, and extensive gardens. The property is frequently cited in luxury real estate reports as the largest single-family residence in the town by finished square footage.
Round Hill Road is one of the most prestigious addresses in Connecticut, with several multi-acre estates near Long Island Sound. The 110 Round Hill property includes a main residence, guest house, carriage house, tennis courts, and a private dock. Its scale and waterfront access make it a standout among Greenwich CT mega-mansions and a frequent reference point for buyers searching for the biggest house in Greenwich CT.
Price, Ownership, and Market Context
The $199 million asking price for the 110 Round Hill estate positions it among the highest-priced homes ever listed in Greenwich CT and the broader Connecticut market. The property has changed hands multiple times over the decades, with previous owners including prominent business and finance figures active in hedge funds and private equity.
Greenwich CT luxury real estate remains a global destination for ultra-high-net-worth buyers, with transaction volumes and prices tracked by brokers, registries, and media outlets. Publicly available property records and brokerage listings provide the square footage, lot size, tax history, and ownership details used to verify the estate's status as the biggest house in Greenwich CT. For broader context on high-value residential transactions, the SEC's EDGAR database and financial news platforms document related disclosures and market trends.
Architectural Features and Estate Amenities
The main residence features formal living and dining rooms, a large chef's kitchen, multiple fireplaces, a home theater, a gym, and a wine cellar, all spread across several floors. The interiors include high-end finishes such as marble, custom millwork, and large windows overlooking the grounds and water.
Outdoor amenities include a heated pool, tennis courts, landscaped gardens, a private dock on Long Island Sound, and extensive lawn areas suitable for events and recreation. The estate's infrastructure supports modern smart-home systems, backup power, and security, while its scale and privacy reflect the expectations of buyers seeking the largest and most complete residential compound in Greenwich CT.