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    Nassau County, NY Duplexes for Sale

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    Renovated Legal Two-Family Home
    Updated: May 23
    Renovated Legal Two-Family Home

    2 BIRCH RD., Malverne, NY 11565

    $899,888
    1,796 sqft 0.15 AC lot
    Newly renovated legal two‑family home in the Village of Malverne built in 1932
    1,796 SF home with 3 bedrooms and 2 full baths, plus full unfinished basement for storage
    1.5‑car garage, driveway parking, and fenced property with porch and patio
    Fireplace, tile and hardwood flooring, and radiant heat with oil heating
    Upstairs unit currently rented at $2,400/month; second unit estimated at $2,900/month and can be delivered vacant at closing
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    This listing looks promising.

    Here's a quick look at some key insights for

    2 BIRCH RD., MALVERNE, NY 11565

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    • Est. Cap Rate

      3.8%
      NOI ÷ price

    • Est. NOI

      $34K
      Annual

    • Price @ 7% Cap

      $489K
      Suggested

    • Property Type

      Duplex
      Built 1932
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    Two-Family Residence with Detached Garage
    Updated: Jul 6
    Two-Family Residence with Detached Garage

    22 Locust Avenue, Glen Head, NY 11545

    $975,000
    0.15 AC lot
    Legal two‑family residence with two separate apartments, each with 2 bedrooms and 1 full bath
    Updated kitchens and baths, with hardwood flooring and an open floorplan
    Separate entrances for each unit plus flexible layout with first‑floor bedroom and first‑floor full bath
    Fenced backyard and detached two‑car garage, with driveway parking
    Public utilities including public water and public sewer; heated with natural gas and hot water heat
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    Renovated Two-Family Residence with Garage
    Renovated Two-Family Residence with Garage

    25 N 12th Street, New Hyde Park, NY 11040

    $998,000
    0.09 AC lot

    Move-in-ready two-family home with renovated systems, private backyard, and spacious garage, suited for owner-occupancy or rent.

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    Updated Two-Family House For Sale
    Updated Two-Family House For Sale

    39 Old Stewart Avenue, New Hyde Park, NY 11040

    $1,499,999
    5,000 sqft 0.11 AC lot

    Updated two-family house near shopping, transport, and highways.

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    Legal Two-Family Income Property
    Legal Two-Family Income Property

    20 E Pine Street, Long Beach, NY 11561

    $919,999
    0.11 AC lot

    Legal two-family with two occupied units, 3 bedrooms each, plus a two-car garage and basement bonus space.

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    Two-Family Home with 3-Season Room
    Two-Family Home with 3-Season Room

    34 Meyer Avenue, Valley Stream, NY 11580

    $894,000
    0.10 AC lot

    Two separate apartments with eat-in kitchens, basement storage, and driveway parking, offering turnkey residential income.

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    Legal Two-Family Home with Basement
    Legal Two-Family Home with Basement

    46 E Melrose Street, Valley Stream, NY 11580

    $799,000
    0.09 AC lot

    Well-maintained duplex in Valley Stream with a private driveway, detached garage, and fully finished basement and attic.

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    New Construction Two-Family Residence
    New Construction Two-Family Residence

    56 Kirkwood Rd, Port Washington, NY 11050

    $2,350,000

    New construction two-family home with private residences and outdoor spaces.

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    Legal Two-Family Colonial Home
    Legal Two-Family Colonial Home

    280 Van Cott Avenue, Farmingdale, NY 11735

    $850,000
    0.20 AC lot

    Legal two-family colonial home with two 2-bedroom apartments, a full basement, and a large private backyard.

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    Two-Family Colonial with Off-Street Parking
    Two-Family Colonial with Off-Street Parking

    29 Elm Avenue, Hempstead, NY 11550

    $879,000
    0.23 AC lot

    Updated legal two-family Colonial with separate entrances, separate meters, and an extended private driveway.

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    Mixed-Use Retail and Two-Family Property
    Mixed-Use Retail and Two-Family Property

    2074 Grand Avenue, North Baldwin, NY 11510

    $825,000

    Two-family living plus a dedicated retail tenant, with basement storage used for additional income.

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    Two-Family Home with Oversized Lot
    Two-Family Home with Oversized Lot

    62 Leaman Place, Lynbrook, NY 11563

    $899,000
    0.24 AC lot

    Two separate apartments with multiple-level living and recent system updates, plus outdoor space on a large lot.

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    Colonial Duplex Residence
    Colonial Duplex Residence

    840 Kings Parkway, Baldwin, NY 11510

    $700,000
    0.14 AC lot

    Colonial-style duplex with 5 bedrooms, 2 full baths, an eat-in kitchen, and a 1-car garage.

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    Parking Lot with Income Potential
    Parking Lot with Income Potential

    274 Woodcleft Ave, Freeport, NY 11520

    $1,250,000

    Parking lot with building, apartment, garage, and storage.

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    Legal Two-Family Residence with Garage
    Legal Two-Family Residence with Garage

    254 Hempstead Avenue, Rockville Centre, NY 11570

    $1,500,000
    0.34 AC lot

    A legal two-family layout with finished basement and generous driveway parking, offering multiple finished rooms for flexible living arrangements.

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    Legal Two-Family Home
    Legal Two-Family Home

    174 S Long Beach Road, Rockville Centre, NY 11570

    $1,150,000
    0.13 AC lot

    Well-maintained two-family residence with 3-bedroom layouts and a finished basement for flexible living and storage.

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    Duplex Condo Near LIRR
    Duplex Condo Near LIRR

    311 Marina Pointe Drive H, East Rockaway, NY 11518

    $645,000
    1,600 sqft

    Duplex condo with modern amenities, near transportation and conveniences.

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    Two-Family Waterfront Residence
    Two-Family Waterfront Residence

    20 Greenwich Avenue, Bayville, NY 11709

    $1,798,000
    0.25 AC lot

    Two-family property with deeded beach frontage, parking, and modern building systems for owner-occupant or income use.

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    Renovated Two-Family Home
    Renovated Two-Family Home

    11 Jefferson Ave, Valley Stream, NY 11580

    $799,000
    0.09 AC lot

    Nassau County legal two-family home, newly renovated throughout.

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    Two-Family Home with Private Patio
    Two-Family Home with Private Patio

    445 W Walnut Street, Long Beach, NY 11561

    $1,399,000
    0.09 AC lot

    Well-maintained two-family property with a private patio, a spacious backyard, and off-street parking via garage and driveway.

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    Two-Family Home: Investment Opportunity
    Two-Family Home: Investment Opportunity

    163 Shaw Ave, Valley Stream, NY 11580

    $884,000

    Well-maintained two-family home with income potential near schools and transportation.

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    Legal Two-Family Home
    Legal Two-Family Home

    352 W Valley Stream Boulevard, Valley Stream, NY 11580

    $799,000
    0.09 AC lot

    Two separate 2BR/1BA units with basement and attic access near public transportation for flexible owner or investor use.

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    Mixed-Use Asset in Five Corners
    Mixed-Use Asset in Five Corners

    222 HEMPSTEAD Ave, Lynbrook, NY 11563

    $1,100,000

    Cash-flowing commercial mixed-use property with retail and residential units.

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    Two-Family Residential Income Property
    Two-Family Residential Income Property

    12 Chester Street, Locust Valley, NY 11560

    $1,049,000
    0.22 AC lot

    Two separate units with two bedrooms each, plus an unfinished basement with washer/dryer and off-street parking.

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    Nassau County, NY Duplexes Market Trends and Statistics

    Explore 93 duplexes for sale in Nassau County, NY, showcased through 93 active listings on our real estate platform. These investment opportunities span a total of 9,922 square feet of properties for sale, with an estimated market value of $4,042,887.

    Sale prices for duplexes in Nassau County, NY start at $645,000, averaging $1,010,721, and reaching up to $1,499,999 — 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 Nassau County Real Estate Agencies

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

    Charles Rutenberg Realty, Inc.
    255 Executive Drive, Suite 104 Hicksville, NY 11803
    Phone: 15165757500
    www.crrli.com
    Coldwell Banker American Homes
    1856 Hempstead Turnpike Hempstead, NY 11554
    Phone: 18666640347
    www.cbamhomes.com
    Laffey Real Estate
    55 Northern Blvd., East Hills, NY 11548
    Phone: 18882896902
    www.laffey.com

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