Luxury homes for sale & real estate in Cos Cob, CT

Luxury Home for sale in Cos Cob, CT:

Set on 4 acres of gated, private, west-facing land in the heart of Backcountry Greenwich, this 10,000+ sq ft modern masterpiece is a triumph of minimalist design and exceptional craftsmanship. Conceived by a bespoke local builder in collaboration with renowned Vakota Architecture, the 6 bedroom, 9.1 bath residence blends timeless architecture with the finest European design elements. A grand entrance with soaring 40+ foot ceilings and a floating architectural steel staircase sets the tone for what lies within. Expansive 10' French oak floors and natural Italian lime plaster walls create a serene, organic palette, while oversized windows frame the surrounding natural beauty-blurring the line

Luxury Home for sale in Cos Cob, CT:

Property is being sold As Is This home full of charm and character, sits on excellent lot with pool and tennis court sites, Historic charm across the street Mianus River Park beautiful scale of all the rooms Paneled library, cathedral ceilings in Kitchen 5 bedrooms 4 and 1 half bathrooms,

Luxury Home for sale in Cos Cob, CT:

The build is complete - welcome to 18 Sound Beach Avenue! This exceptional NEW 4-bedroom, 3.5-bathroom home has been fully reconfigured and thoughtfully designed with modern elegance and functionality in mind. The exterior showcases timeless white James Hardie siding, sleek black windows, and clean architectural lines that create striking curb appeal. Step inside to a bright, open-concept main level featuring white oak hardwood floors throughout. The stunning modern kitchen flows seamlessly into the dining and living areas, highlighted by a unique serving window and large French doors that open to an expansive rear deck - perfect for effortless indoor-outdoor entertaining. Upstairs, you'll

Luxury Home for sale in Cos Cob, CT:

Completely redone in 2025, this Riverside residence blends modern comfort with timeless style in one of Greenwich's most sought after neighborhoods. The upper level features a bright kitchen, dining room, living room, and sunroom, along with a primary bedroom with bath, 2 other bedrooms and 1 full bath. The lower level adds exceptional flexibility with a spacious family room with sliders to the patio, 1 en-suite bedroom, 2 additional bedrooms, and another full bath, and a bonus room perfect for a gym, playroom, or home office. Designed for today's lifestyle, the home offers options for multiple offices, and seamless indoor-outdoor living with both a deck and patio. A detached two-car garage

Luxury Home for sale in Cos Cob, CT:

Beautifully presented in Westover, this immaculate, sun-filled four-bedroom, five-bath residence offers an open, airy layout defined by window-lined rooms and exceptional craftsmanship. Every detail reflects thoughtful design throughout. Chefs and entertainers alike will fall in love with the custom Balthrup kitchen, equipped with Sub-Zero refrigerator, dual wall ovens, built-in Gaggenau steamer, and two Bosch dishwashers. The kitchen opens seamlessly to a bright living and dining area featuring a modern fireplace and floor-to-ceiling windows. A custom-built reading room with beautifully designed fireplace provides the perfect retreat for cozy evenings at home. The primary suite is a true s

Luxury Home for sale in Cos Cob, CT:

Perched high on a scenic knoll off a private road and set on nearly 4 acres of manicured grounds, this timeless estate is a rare opportunity to own one of Westover's most distinguished properties. Showcasing an 8,543 sq ft Georgian brick manor, built in 1989 with masterful attention to quality and detail, this renovated home offers a luxurious lifestyle with warmth and sophistication throughout. From the moment you enter the grand central foyer-with its soaring two-story ceiling and dramatic curved staircase-you're welcomed into a home designed for both elegance and ease of living. Light-filled rooms with high ceilings and generous proportions create a seamless flow between formal and infor