Fairfield County, CT Duplexes for sale

Updated: Oct 10

Side-by-Side Duplex

1084 Iranistan Avenue, Bridgeport, CT 06604

$799,999

4,072 sqft 0.14 AC lot

4,072‑square‑foot duplex with two side‑by‑side residences
Each residence has 4 bedrooms and 2.5 bathrooms
0.14‑acre lot; RB zoning
Built in 1907
Furnace and water heater are less than 2 years old

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Updated: Oct 8

Side-by-Side Duplex

289 Pearl Harbor Street, Bridgeport, CT 06610

$629,900

2,358 sqft 0.23 AC lot

Two side‑by‑side residences totaling 2,358 square feet
Five‑bedroom and three‑bedroom unit configuration
0.23‑acre lot with a fenced backyard and covered deck
Renovated kitchens feature shaker cabinetry, quartz countertops, and stainless steel appliances
Each residence has a private laundry room

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Updated Side-by-Side Duplex

124 Pine Hill Avenue, Stamford, CT 06906

$1,075,000

3,034 sqft 0.26 AC lot

Two residences feature separate entrances, individual utilities, central air, and finished lower-level space.

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Remodeled Two-Unit Duplex

1526 West Broad St, Stratford, CT 06615

$649,000

3,110 sqft 0.31 AC lot

Stacked units feature three-bedroom layouts, updated baths, eat-in kitchens, and separate gas heating systems.

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Side-by-Side Duplex with Decks

36-38 Concord Street, Norwalk, CT 06854

$899,000

4,421 sqft 0.12 AC lot

Legal two-family property with three-level layouts, private rear decks, separate tenant utilities, and public water and sewer.

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Duplex with Walkout Lower Level

114 Pine Hill Avenue, Stamford, CT 06906

$889,000

2,490 sqft 0.15 AC lot

Two residential units with separate utilities, outdoor space, and off-street parking in Stamford’s 06906 postal area.

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Side-by-Side Duplex with Garage

180 Dupont Place, Bridgeport, CT 06610

$599,900

1,620 sqft 0.16 AC lot

Each residence has its own driveway and laundry, with a shared two-car garage and fenced yard.

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Two-Unit Duplex with Walk-Up Attic

226 Ludlow Street, Stamford, CT 06902

$759,900

2,620 sqft

Two three-bedroom units offer gas heat, hardwood floors, and additional basement and attic space.

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Six-Bedroom Duplex With Expansion Plans

604 Fairfield Avenue, Stamford, CT 06902

$999,000

2,378 sqft 0.15 AC lot

R6-zoned duplex with permitted renovation plans for basement and attic improvements.

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Duplex With Three Kitchens

161-163 Harriet Street, Bridgeport, CT 06608

$519,000

2,957 sqft 0.08 AC lot

The legal two-family property includes a detached garage and a private two-car driveway.

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Updated Duplex with Detached Garage

219 Adams St, Bridgeport, CT 06607

$599,900

1,500 sqft

Vacant two-level property with separate laundry hookups, a driveway, and outdoor yard space.

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Renovated Two-Family Duplex

23 Allview Avenue, Norwalk, CT 06854

$799,000

1,722 sqft 0.10 AC lot

Fully occupied duplex with updated kitchens, refreshed bathrooms, modern finishes, and public water and sewer service.

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Duplex With Separate Entrances

4 Ascolese Road, Trumbull, CT 06611

$689,000

1,935 sqft 0.33 AC lot

Updated two-level residence with a legal lower-floor apartment, private outdoor space, and public utilities.

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Two-Unit Duplex with Basement

65 Roosevelt Avenue, Stamford, CT 06902

$749,000

1,972 sqft

Two separately entered residences feature eat-in kitchens, covered decks, private rear-yard access, and off-street parking.

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Two-Unit Duplex with Attic

226 Ludlow Street, Stamford, CT 06902

$759,900

2,620 sqft 0.07 AC lot

Two residential units occupy separate floors, with three bedrooms per unit and additional basement space.

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Two-Unit Duplex with Covered Decks

65 Roosevelt Avenue, Stamford, CT 06902

$749,000

1,972 sqft 0.13 AC lot

R6-zoned duplex with separate entrances, off-street parking, and a level rear yard.

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Updated Duplex With Full Basement

45 Grasso Terrace, Bridgeport, CT 06604

$650,000

2,352 sqft

Two residential units offer hardwood floors, refreshed kitchens, contemporary bathrooms, and shared off-street parking.

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Two-Unit Duplex with Basement

93 George Street, Stamford, CT 06902

$899,000

2,900 sqft 0.22 AC lot

R5-zoned duplex with public water, public sewer, and separate units arranged across different floors.

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Two-Unit Duplex with Detached Garage

161-163 Harriet Street, Bridgeport, CT 06608

$519,000

2,957 sqft

The layout includes three kitchens and full baths, with private off-street parking for two vehicles.

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Remodeled Duplex with Finished Basement

19 Davenport Street, Stamford, CT 06902

$899,500

2,090 sqft 0.10 AC lot

R5-zoned duplex with public utilities, a deck, shed, and a partially finished basement with a full bathroom.

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Two-Unit Duplex with Studio

7 Hayes Avenue, Norwalk, CT 06855

$685,000

1,434 sqft

The property pairs a two-bedroom residence with a separate studio, and both units are month-to-month.

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Two-Unit Duplex with Garage

57-59 Fairview Avenue, Bridgeport, CT 06606

$689,900

2,962 sqft 0.12 AC lot

Corner-lot duplex with separate floor layouts, generous interior space, and attic expansion area.

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Renovated Duplex

289 Pearl Harbor, Bridgeport, CT 06610

$629,900

2,358 sqft

Two side-by-side residences offer separate laundry rooms and private outdoor space.

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Updated Two-Family Home

16 Raymond Street, New Canaan, CT 06840

$1,250,000

1,936 sqft 0.20 AC lot

Two separate residences combine updated living space with rental flexibility.

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Fairfield County, CT Duplexes Market Trends and Statistics

Explore 211 duplexes for sale in Fairfield County, CT, showcased through 211 active listings on our real estate platform. These investment opportunities span a total of 433,558 square feet of properties for sale, with an estimated market value of $152,027,718.

Sale prices for two-family homes in Fairfield County, CT start at $329,000, averaging $741,598, and reaching up to $2,850,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Featured Fairfield County Real Estate Agencies

Realmo connects you with licensed Fairfield County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Higgins Group Real Estate

1499 Post Road Fairfield, CT 06824

Phone: 12032549000

higginsgroup.com

Keller Williams Realty Partners

126 Monroe Turnpike Bridgeport, CT 06611

Phone: 12034594663