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Connecticut’s historic estates offer an exquisite blend of New England charm, architectural integrity, and modern indulgence, set against the scenic backdrop of the Long Island Sound and Litchfield Hills. From a private island retreat off Greenwich to a reimagined cow barn in New Canaan and a glass-roofed atrium mansion in Sharon, these properties highlight the diversity of design and luxury across centuries-old homes.
Rich in history yet thoughtfully updated, each residence captures a unique lifestyle—whether it’s coastal living, garden serenity, or restored colonial elegance. Here’s a curated list of Connecticut’s most captivating historic mansions currently on the market.
In order to come up with the very specific design ideas, we create most designs with the assistance of state-of-the-art AI interior design software.
1. Private Island Escape
Built in 1909, this single-family residence sits on a half-acre island property in coastal New England, offering 2,833 square feet of living space. The home includes six bedrooms and four bathrooms, with standout features like a wrap-around porch, private dock, and panoramic water views. Priced at $6,500,000, the estate blends historic charm with modern amenities just a short distance from New York City.
Where is Greenwich, CT?
Greenwich is a town in Fairfield County, Connecticut, located along the Long Island Sound and bordering Westchester County, New York. It is the southernmost and wealthiest town in the state, with a mix of coastal neighborhoods, estates, and a central business district. Greenwich Avenue serves as its main commercial area, lined with shops and restaurants. The town also hosts financial firms and is a commuter hub with Metro-North rail service to New York City.
Living Room
A large stone fireplace anchors the living room, with neutral-toned sofas and sculptural wood tables arranged around a geometric rug. A glass coffee table displays books and decor under natural light from corner windows. Artwork and a floor lamp complete the setup.
Kitchen
An L-shaped layout and central island organize the kitchen, where white cabinets and granite countertops define the workspace. Integrated appliances and glass-front uppers frame the stove and prep areas. Warm terracotta tiles contrast with the light cabinetry.
Dining Room
A dark wood table with green ladder-back chairs sits in the dining area, set beside windows with views across the water. Wall art and a striped rug bring texture and color into the room. A built-in hutch and soft curtains fill out the space.
Bedroom
Facing a large picture window, the bedroom includes a simple bed, dresser, and two soft chairs in a corner nook. White walls and wood trim frame the water view just outside. Potted plants and a pale blue pillow add accents to the restful space.
Aerial View
Surrounded by stone walls and water, the island home features manicured lawns, mature trees, and a private dock with two small boats. A curved path leads to the house, which sits at the highest point of the land. Distant houses and moored boats mark the shoreline beyond.
Listing agent: Margriet Mcgowan of Sotheby’S International Realty, info provided by Coldwell Banker Realty
2. Waterfront Farmhouse on Gregory Point
Anchored on the scenic edge of Gregory Point in Norwalk, this 1904 farmhouse blends timeless character with luxurious coastal living across 4,791 square feet. Featuring five bedrooms and four bathrooms, the home includes a stationary pier, floating dock, and sweeping harbor views from nearly every room. Priced at $4,950,000, it also offers a chef’s kitchen, versatile living spaces, and expansive outdoor areas including a wrap-around porch and bluestone patio.
Where is Norwalk, CT?
Norwalk is a coastal city in Fairfield County, Connecticut, situated along Long Island Sound. It has a diverse economy, a busy harbor, and is home to attractions like the Maritime Aquarium and the historic SoNo (South Norwalk) district. Norwalk is served by the Metro-North Railroad and several highways, making it a commuter city for New York. It includes multiple neighborhoods and public beaches such as Calf Pasture Beach.
Living Room
Framed by white built-ins and a stone fireplace, the living room features a large gray sofa opposite a pair of patterned armchairs. A rustic coffee table sits on a textured rug, with a mounted TV above the mantle. The staircase and hallway connect seamlessly from the side.
Kitchen
Structured with a wide center island, the kitchen is finished with white cabinetry, wood shelving, and a full stainless appliance package. A tiled backsplash and a bright orange runner add warmth and pattern. Four wood stools complete the breakfast bar.
Dining Area
Placed beside glass doors and waterfront windows, the dining area includes a thick wood table, sheepskin bench, and two armchairs. A stone fireplace and built-in shelving line the opposite wall. Natural light highlights the space through every direction.
Sunroom
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Enclosed in windows on three sides, the sunroom includes soft seating with a neutral rug and woven accent tables. Chairs and a long sofa are arranged to take in sweeping water views. The open beam ceiling adds texture to the bright layout.
Bedroom
Tucked under a peaked ceiling, the bedroom includes a printed bedspread, cushioned bench, and access to a private balcony. Natural light enters through two sets of windows and a full wall of glass doors. Soft tones and simple decor create a relaxed retreat.
Listing agent: Meghan Gatt of William Raveis Real Estate, info provided by Coldwell Banker Realty
3. Converted Barn Estate on Oenoke Ridge
Originally built in 1891, this 7,336 square foot residence in New Canaan is a reimagined 1890s cow barn now offering six bedrooms and seven bathrooms. Set on five private acres, the estate includes a detached guest house, wine cellar, and a heated gunite pool overlooking a reservoir. Priced at $6,195,000, the property features original post-and-beam construction, formal and informal living areas, and gardens designed by Kathryn Herman.
Where is New Canaan, CT?
New Canaan is a town in Fairfield County, Connecticut, located near the New York border and part of the Metro-North commuter rail network. It is known for its mid-century modern architecture, especially homes designed by the Harvard Five. The town features a walkable village center with shops, restaurants, and the historic Waveny Park. New Canaan has a strong public school system and a largely residential character.
Great Room
Vaulted ceilings and exposed beams define the double-height great room, anchored by a massive stone fireplace and walls of windows. Two large sectionals and side chairs create multiple seating zones under a modern chandelier. Natural light floods the space from every angle.
Kitchen
White cabinetry and a dark island organize the kitchen, framed by wood beams and wide-plank floors. A six-burner range, pot filler, and hanging pot rack sit beneath a beamed ceiling with transom windows. A row of bar stools lines the island for casual dining.
Office
A glass-top desk faces the built-in shelving in the office, where geometric drapes and a herringbone rug add texture. Multiple windows bring in garden views, with recessed lighting enhancing the space. Pale gray cabinets and trim unify the room’s clean lines.
Bedroom
A four-poster bed and upholstered bench sit in the center of the bedroom, which includes French doors leading out to a balcony. Framed by windows on each wall, the layout emphasizes symmetry and openness. Neutral tones and soft textures complete the peaceful setting.
Backyard and Pool
Tiered landscaping surrounds the backyard where a rectangular pool is centered between stone walls and lounge areas. A pergola lines one edge while clipped hedges form pathways and garden borders. Steps from the rear porch lead directly down to the pool level.
Listing agents: Danielle Malloy, Jessica Lane of Serhant Connecticut LLC., info provided by Coldwell Banker Realty
4. Historic Sharon Mansion
Once part of a storied family estate dating back over a century, this 1812 mansion in Sharon has been transformed into an 8,072 square foot residence blending history with striking architectural design. Featuring eight bedrooms and nine bathrooms, the home’s centerpiece is a dramatic three-story glass-roofed atrium, formerly an open courtyard, now enclosed for year-round use and adorned with wrought iron, fountains, and lush plantings.
Listed at $3,999,000, the property includes seven fireplaces, vintage Art Deco baths, and access to shared community amenities such as a 70-foot heated pool, tennis courts, and paddle/pickleball courts.
Where is Sharon, CT?
Sharon is a town in Litchfield County, Connecticut, located in the northwest corner of the state near the New York border. It lies within the Housatonic River Valley and includes parts of the Appalachian Trail. The town center features historic buildings and a village green, with rural areas surrounding it. Sharon is known for its scenic landscape, farmland, and ties to the arts and literature communities.
Atrium Room
Set beneath a pitched glass ceiling, the atrium is filled with hanging plants, potted greenery, and wrought iron furniture. A mezzanine-level walkway lines the upper level, with wood beams and railings framing the space. Floral upholstery and terracotta walls bring warmth to the tropical setting.
Kitchen
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Compact and classic, the kitchen includes white cabinetry, a central island, and a wide arched pass-through to the adjoining room. Tucked beneath crown molding, the layout features inset shelves and brass accents. Painted trim and pendant lighting finish the room.
Dining Room
Lined with damask wallpaper and floral valances, the dining room features a lace-covered table, dark chairs, and a crystal chandelier. Built-in shelves and gold-framed art complete the traditional setup. A red and blue rug grounds the space over polished floors.
Library Lounge
Surrounded by wood-paneled walls, the library is filled with vintage furniture, built-in shelves, and upholstered seating. Lamps, framed art, and curios add layers of detail throughout. A tiled fireplace sits just off to the side of the central conversation area.
Bedroom
A carved wood headboard and fireplace form focal points in the bedroom, where patterned rugs and antique chairs add richness. Framed by bookshelves and shuttered windows, the space is softly lit with table lamps and sconces. Built-in cabinetry and white trim contrast with the warm tones.
Listing agents: Pels Matthews, Stacey Matthews of W. Raveis Lifestyles Realty, info provided by Coldwell Banker Realty
5. Gated Colonial Estate with Restored Party Barn
Built in 1870 and located in Ridgefield, this 4,948 square foot Colonial residence sits on 4.45 gated and fully fenced acres. The property includes five bedrooms, four bathrooms, a restored 1700s-era cedar party barn, heated gunite pool, pool house, and a detached two-level garage. Priced at $2,345,000, this private compound combines historic character with modern amenities just minutes from MetroNorth and local shops.
Where is Ridgefield, CT?
Ridgefield is a town in Fairfield County, Connecticut, near the New York state line. It has a colonial-era Main Street, a vibrant cultural scene, and institutions like The Aldrich Contemporary Art Museum. The town is largely residential, with parks, historic homes, and access to wooded trails and open spaces. Ridgefield is also served by the Branchville station on the Metro-North’s Danbury Line.
Living Room
Exposed ceiling beams and a wood-burning fireplace define the living room, which includes two matching sofas, a glass coffee table, and a pale blue rug. French doors and windows bring in natural light across the white walls. A long console with twin lamps anchors the far side of the space.
Kitchen
Wrapped in dark wood cabinetry, the kitchen features a large center island, built-in double ovens, and white marble countertops. Terracotta tile flooring and recessed lighting provide warmth and clarity. A small dining nook and glass door connect the room to the outside.
Bedroom
Simplicity and softness guide the bedroom, where white walls and bedding are accented by neutral pillows and a large abstract painting. Windows line the corner of the room, with a modern rocking chair in view. A plush rug underfoot grounds the quiet palette.
Bathroom
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Outfitted with a double vanity and expansive mirror, the bathroom includes a glass-enclosed shower, a soaking tub, and tiled floors. Light finishes and overhead lighting enhance the spacious feel. A full wall of tile carries through from the wet zones.
Backyard with Pool
Stone decking surrounds the rectangular pool, set against a backdrop of trees and lawn. The white-painted house opens directly onto the patio with dining and lounging furniture arranged throughout. Cupola-topped rooflines and classic trim define the home’s exterior style.
Listing agents: Brianna Carvalho, Kate Ryan Moran of Compass Connecticut, LLC., info provided by Coldwell Banker Realty
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