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    Middlesex County, CT Duplexes for Sale

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    Seven-Unit Apartment Buildings
    Updated: Sep 2
    Seven-Unit Apartment Buildings

    23 Plains Road, East Haddam, CT 06469

    $895,000
    5,444 sqft 0.88 AC lot
    Two apartment buildings totaling 7 units on one 0.88‑acre parcel
    5,444 square feet of total property size
    Five‑unit Victorian building with 1 bd/1 bth apartments
    Two‑family duplex with a 2 bedroom unit on each floor
    New oil tanks and boilers; updated electrical and plumbing
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    Two-Unit Duplex with Garage
    Updated: Apr 5
    Two-Unit Duplex with Garage

    46 Main Street, Essex, CT 06409

    $449,999
    1,252 sqft 0.67 AC lot
    Two‑unit duplex with 1,252 square feet on 0.67 acres
    Garage plus additional driveway parking
    First‑floor apartment has a private entrance and front porch
    Second‑floor apartment includes walk‑up attic storage
    Basement washer and dryer hookups
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    Side-by-Side Duplex
    Side-by-Side Duplex

    18 Portland Street, Middletown, CT 06457

    $90,000
    1,558 sqft 0.08 AC lot

    Fire-damaged two-family property on a level lot with public water and sewer.

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    Two-Story Duplex with Acreage
    Two-Story Duplex with Acreage

    69-71 Stage Harbor Road, Marlborough, CT 06447

    $589,900
    1,120 sqft

    Two mirrored residences offer private patios, outdoor storage, and landscaped grounds for shared or separate household use.

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    Waterfront Duplex with Garage
    Waterfront Duplex with Garage

    157 Baileyville Road, Middlefield, CT 06455

    $699,900
    1,871 sqft

    Updated two-family property with lake views, balconies, a private courtyard, and a separate carriage house above a four-car garage.

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    Medical Office Space in Colonial Home
    Medical Office Space in Colonial Home

    1721 Saybrook Road, Haddam, CT 06438

    $700,000
    3,000 sqft

    Former veterinary clinic with multiple rooms, plumbing, basement access, and a whole-house automatic generator.

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    Historic Multi-Family Home
    Historic Multi-Family Home

    13 Platt Ln, Deep River, CT 06417

    $499,000
    2,033 sqft

    Multi-family property built in 1840, offering a spacious yard and flexible investment or owner-occupied use.

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    Centerbrook Two-Unit Income Property
    Centerbrook Two-Unit Income Property

    46 Main Street, Essex, CT 06409

    $449,999
    1,252 sqft

    Well-maintained two-unit property in the heart of Centerbrook.

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    Middletown Income Property Package
    Middletown Income Property Package

    28 Portland Street, Middletown, CT 06457

    Contact for pricing
    5,176 sqft 0.45 AC lot

    Four income-producing units, workshop, and vacant land parcels.

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    Refreshed Duplex with Covered Porch
    Refreshed Duplex with Covered Porch

    108 Maple Street, Middletown, CT 06457

    $375,000
    1,924 sqft

    Updated interiors, multiple entrances, and flexible living areas support comfortable residential use.

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    Two-Unit Residential Income Property
    Two-Unit Residential Income Property

    105 Spring St, Middletown, CT 06457

    $309,900
    1,576 sqft

    Two-family property with two occupied 3-bedroom units in relatively good condition, with updates made over time.

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    Middletown Duplex in Desirable Location
    Middletown Duplex in Desirable Location

    58 Durant Ter, Middletown, CT 06457

    $369,900
    0.15 AC lot

    Well-maintained duplex near downtown, ideal for investors or owner-occupants.

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    Central Connecticut Two-Family Home
    Central Connecticut Two-Family Home

    31 Burr Ave, Middletown, CT 06457

    $330,000

    Two-unit property near downtown Middletown and Connecticut River.

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    As-Is Fire-Damaged Duplex
    As-Is Fire-Damaged Duplex

    18 Portland Street, Middletown, CT 06457

    Contact for pricing

    Two-family property sold as-is with fire damage, located on a level lot with public water and public sewer access.

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    Based on your search, we've compiled 14 Potential Opportunities for your consideration. Besides 14 Active listings in Middlesex County, CT, we suggest exploring several alternatives:

    Middlesex County, CT Duplexes Market Trends and Statistics

    Explore 14 duplexes for sale in Middlesex County, CT, showcased through 14 active listings on our real estate platform. These investment opportunities span a total of 26,206 square feet of properties for sale, with an estimated market value of $5,758,598.

    Sale prices for duplexes in Middlesex County, CT start at $90,000, averaging $479,883, and reaching up to $895,000 — 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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    Featured Middlesex County Real Estate Agencies

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

    RE/MAX VALLEY SHORE
    103 Main Street Fenwick, CT 06475
    Phone: 18603881228

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