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Fairfield County, CT Duplexes for Sale

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56 results
Spacious Shippan Two-Family Potential
$829,900
2,580 SF

Spacious Shippan Two-Family Potential

14 Park Street, Stamford, CT 06902

Stamford home with two-family zoning and investment potential.

  • Legally zoned as a two‑family, offering flexibility for homeowners or investors.
  • Prime location minutes from Shippan beaches, downtown Stamford, Metro‑North, shopping, dining, and major highways.
  • Spacious 4‑bedroom home with over 2,500 sq ft of living space.
  • Large, detached garage with heat, water, and electricity.
  • Recent updates include a brand new roof.
Updated: Mar 19
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Fairfield Multi-Family Investment Opportunity
$840,000
2,142 SF

Fairfield Multi-Family Investment Opportunity

65 Mason Street, Fairfield, CT 06825

Well-maintained duplex with strong rental potential in desirable location.

  • Strong rental income potential from two separate units.
  • Highly desirable location with convenient access to transportation, Route 1 shopping, and I‑95.
  • Newer construction (built in 2020) townhouse‑style unit with 3 bedrooms, 2 baths, in‑unit laundry, and a private balcony.
  • First floor unit features 3 bedrooms, 1 bath, hardwood floors, stainless steel appliances, and in‑unit laundry.
  • Well‑maintained 2‑family property at the end of a quiet cul‑de‑sac.
Updated: Mar 25
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Fairfield Duplex with Modern Amenities
$1,400,000
4,485 SF

Fairfield Duplex with Modern Amenities

Well-maintained duplex featuring modern kitchens and spacious living areas.

135 Grace Street, Fairfield, CT 06825
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Meticulously Maintained Fairfield Duplex
$925,000
2,319 SF

Meticulously Maintained Fairfield Duplex

Renovated two-family duplex with income potential in prime location.

352 Marlborough Terrace, Fairfield, CT 06825
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Stamford Two-Family House As-Is
$479,000
1,638 SF

Stamford Two-Family House As-Is

Two-family house in Stamford, sold as-is, ideal for investors.

10 Harvard Avenue, Stamford, CT 06902
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Two-Family Home with Income Potential
$765,000
3,938 SF

Two-Family Home with Income Potential

Well-maintained two-family home in Brooklawn area, Bridgeport.

1440 Wood Avenue, Bridgeport, CT 06604
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Renovated Multifamily Home in Bridgeport
$559,900
2,403 SF

Renovated Multifamily Home in Bridgeport

Two-family home renovated in 2025, near shopping and transportation.

1036-1038 Maplewood Avenue, Bridgeport, CT 06605
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Stamford Multifamily with Updated Units
$835,000
2,408 SF

Stamford Multifamily with Updated Units

Spacious Stamford two-family with updated units and great potential.

60 Stephen Street, Stamford, CT 06902
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Renovated Two-Family Home, Shippan Point
$980,000
1,771 SF

Renovated Two-Family Home, Shippan Point

Renovated two-family home in desirable Shippan Point community.

73 Rippowam Road, Stamford, CT 06902
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Westport Multifamily Property on Large Lot
$1,250,000
1,400 SF

Westport Multifamily Property on Large Lot

Two-unit property on 0.87 acres in desirable Westport location.

119 Kings Highway N, Westport, CT 06880
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Charming Multifamily Home in SONO
$670,000
2,066 SF

Charming Multifamily Home in SONO

Well-maintained two-family home in the heart of SONO.

10 Burritt Avenue, Norwalk, CT 06854
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Renovated Multifamily Property in Bridgeport
$580,000
3,575 SF

Renovated Multifamily Property in Bridgeport

Fully renovated 5-bedroom, 2-bathroom multifamily property ready for occupancy.

47-49 Berkshire Avenue, Bridgeport, CT 06608
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Bridgeport Two-Family Home For Sale
$429,900
2,464 SF

Bridgeport Two-Family Home For Sale

Two-family home in Bridgeport, near parks and transportation.

147 Trumbull Avenue, Bridgeport, CT 06606
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Fairfield Two-Family Investment Opportunity
$499,900
1,360 SF

Fairfield Two-Family Investment Opportunity

Classic 1938 two-family in a sought-after Fairfield location.

187 Halley Avenue, Fairfield, CT 06825
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Two-Family Home with Renovation Potential
$549,000
1,413 SF

Two-Family Home with Renovation Potential

Two-family home in need of TLC, close to amenities.

156 Halley Avenue, Fairfield, CT 06825
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Well-Maintained Two-Family Home
$1,025,000
3,428 SF

Well-Maintained Two-Family Home

Spacious two-family home in Springdale, convenient to amenities.

760 Hope Street, Stamford, CT 06907
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Bridgeport Multifamily with Finished Third
$499,900
2,690 SF

Bridgeport Multifamily with Finished Third

Two-family home with a finished third floor and separate entrance.

239 Beardsley Street, Bridgeport, CT 06607
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Brick Duplex on Quiet Cul-de-Sac
$499,900
1,740 SF

Brick Duplex on Quiet Cul-de-Sac

Charming duplex with hardwood floors, updated roof, fenced yards.

242 Pearl Harbor Street, Bridgeport, CT 06610
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Bridgeport Two-Family Home For Sale
$499,900
2,780 SF

Bridgeport Two-Family Home For Sale

Well-maintained Bridgeport two-family home with income potential and convenient location.

202 James Street, Bridgeport, CT 6604
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Two-Family House with In-law Apartment
$949,000

Two-Family House with In-law Apartment

Well-maintained two-family house with a third-level in-law apartment.

109 Oaklawn Ave, Stamford, CT 6905
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Two-Family Home with Industrial Zoning
$710,000

Two-Family Home with Industrial Zoning

Two-family home on 1.33 acres with industrial zoning.

556 Pepper St, Monroe, CT 6468
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Updated Two-Family Home
$775,000

Updated Two-Family Home

Move-in ready multifamily home with modern updates and convenient location.

51 Plattsville Ave, Norwalk, CT 6851
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Stratford Duplex Near Academy Hill
$425,000

Stratford Duplex Near Academy Hill

Two-unit property in desirable location with investment potential.

713 Broad St, Stratford, CT 6615
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Well-Maintained Two-Family Home
$599,000

Well-Maintained Two-Family Home

Two-family home near Steelpointe harbor, ideal for owners or investors.

227 Newfield Ave, Bridgeport, CT 6607
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Fairfield County, CT Duplexes Investment Opportunities Market Analysis

Explore 56 duplexes for sale in Fairfield County, CT, showcased through 56 active listings on our real estate platform. These investment opportunities span a total of 150,282 square feet of properties for sale, with an estimated market value of $19,100,299.

Sale prices for duplexes in Fairfield County, CT start at $399,000, averaging $795,845, and reaching up to $1,595,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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