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    Nassau County, NY Duplexes for Sale

    132 results
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    Uniondale Two-Family Investment Opportunity
    $825,000
    1,448 SF

    Uniondale Two-Family Investment Opportunity

    1060 Midland St, Uniondale, NY 11553

    Well-maintained two-family property with stable rental income in Uniondale.

    • Stable Rental Income: Second‑floor unit leased through August 1, 2026, providing immediate and consistent income.
    • High Parking Capacity: Detached two‑car garage and private driveway accommodating up to 6 cars.
    • Updated Exterior: Features a fully updated shingle roof (2016), Andersen windows and shutters (2020), and new garage panels (2023).
    • Two‑Family Property: Offers two separate units, providing dual income potential or flexible living arrangements.
    • Modern Updates: Combines classic character with key modern updates.
    Updated: Mar 3
    View details
    Island Park Legal Two-Family Home
    Pending
    $849,000
    0.09 Acres

    Island Park Legal Two-Family Home

    17 Marina Rd, Island Park, NY 11558

    Legal two-family home in Island Park with income potential.

    • Legal two‑family home in desirable Island Park, offering income potential
    • Updated with a new boiler and a roof that is only three years old
    • Upper unit: 3 bedrooms, 1.5 bathrooms; Lower unit: 3 bedrooms, 1 bathroom
    • Separate driveways and private storage space for each unit
    • Both units are currently rented, providing immediate rental income
    Updated: Mar 5
    View details
    Long Beach Two-Family Home
    $829,000
    0.09 Acres

    Long Beach Two-Family Home

    Two-family home with yard and terrace, near all amenities.

    167 W Chester St, Long Beach, NY 11561
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    Two-Family Home with Inground Pool
    $799,000
    0.15 Acres

    Two-Family Home with Inground Pool

    Two-family home in Lynbrook near schools, parks, and transportation.

    367 Vincent Ave, Lynbrook, NY 11563
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    Hempstead Two-Family High-Ranch Home
    $695,000
    0.11 Acres

    Hempstead Two-Family High-Ranch Home

    Legal two-family home with reliable rental history and Section 8 approval.

    3840 Linden Pl, Hempstead, NY 11550
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    Updated Duplex in Lynbrook Village
    $879,000
    0.17 Acres

    Updated Duplex in Lynbrook Village

    Legal 2-family duplex with income potential in a prime location.

    23 Thompson Pl, Lynbrook, NY 11563
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    Long Beach Multifamily Property
    $895,000
    0.05 Acres

    Long Beach Multifamily Property

    Two-family tutor-style home near the beach in Long Beach, NY.

    107 Pacific Blvd, Long Beach, NY 11561
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    Expanded Cape-Style Home For Sale
    $704,900
    0.09 Acres

    Expanded Cape-Style Home For Sale

    Cape-style home with 4 bedrooms and 1-car garage.

    140 Arlington Ave, Valley Stream, NY 11580
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    Updated Two-Family Home with Yard
    $840,000
    0.25 Acres

    Updated Two-Family Home with Yard

    Legal two-family home with updated kitchens, finished basement, and yard.

    11 Duryea Pl, Lynbrook, NY 11563
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    Renovated Two-Family Home in Lynbrook
    $874,988
    0.10 Acres

    Renovated Two-Family Home in Lynbrook

    Fully renovated 2-family home, ideal for investors or rental income.

    127 Smith St, Lynbrook, NY 11563
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    Freeport Multi-Family Investment Opportunity
    Pending
    $659,990
    0.30 Acres

    Freeport Multi-Family Investment Opportunity

    Two spacious units, ideal for renovation and rental income.

    463 S Bayview Ave, Freeport, NY 11520
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    New Colonial Multifamily in Port
    $2,450,000
    5,000 SF

    New Colonial Multifamily in Port

    Two spacious units near Manhasset Isle Beach Association.

    1 Manhasset Ave, Port Washington, NY 11050
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    Legal Two-Family Home in Massapequa
    $879,888
    0.36 Acres

    Legal Two-Family Home in Massapequa

    Versatile two-family residence with potential for multi-generational living or income.

    137 Melrose Ave, Massapequa, NY 11758
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    Renovated Two-Family Home Near Parks
    Pending
    $869,000
    0.11 Acres

    Renovated Two-Family Home Near Parks

    Fully renovated two-family home near parks and Belmont Park.

    202 Emerson Pl, Valley Stream, NY 11580
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    Valley Stream Two-Family Investment Opportunity
    Pending
    $655,000
    0.09 Acres

    Valley Stream Two-Family Investment Opportunity

    Two-family property with renovation and expansion potential in Valley Stream.

    343 Cochran Pl, Valley Stream, NY 11581
    View details
    Island Park Legal Two-Family Home
    Pending
    $749,000
    0.14 Acres

    Island Park Legal Two-Family Home

    Legal two-family home near school and LIRR station.

    26 Lancaster Rd, Island Park, NY 11558
    View details
    Two-Family Home Near Atlantic Ocean
    Pending
    $875,000
    0.09 Acres

    Two-Family Home Near Atlantic Ocean

    Two-family home in Westholme section of Long Beach, NY.

    470 Lafayette Blvd, Long Beach, NY 11561
    View details
    Valley Stream Legal Two-Family Home
    Pending
    $949,000
    0.11 Acres

    Valley Stream Legal Two-Family Home

    Legal 2-family home with income potential in Valley Stream.

    21 Cochran Pl, Valley Stream, NY 11581
    View details
    Valley Stream Two-Family Home
    $929,000
    1,636 SF

    Valley Stream Two-Family Home

    Two-unit property with eat-in kitchens, ample storage, and parking.

    34 Meyer Ave, Valley Stream, NY 11580
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    West Hempstead Two-Family Home
    Pending
    $799,000
    0.11 Acres

    West Hempstead Two-Family Home

    Well-maintained two-family home with rental income potential.

    618 Jennings Ave, West Hempstead, NY 11552
    View details
    Valley Stream Two-Family Home
    $929,000
    0.10 Acres

    Valley Stream Two-Family Home

    Two-unit home with eat-in kitchens, terrace, and ample storage.

    34 Meyer Ave, Valley Stream, NY 11580
    View details
    Long Beach Multifamily Income Property
    Pending
    $2,100,000

    Long Beach Multifamily Income Property

    Income property in prime location, walk to everything!

    215 Roosevelt Blvd, Long Beach, NY 11561
    View details
    Spacious Two-Family Home, East Rockaway
    Pending
    $1,150,000
    3,000 SF

    Spacious Two-Family Home, East Rockaway

    Large legal two-family home in East Rockaway, Lynbrook School District.

    25 Davison Ave, East Rockaway, NY 11518
    View details
    Two-Family Home in Mineola, NY
    $870,000
    0.11 Acres

    Two-Family Home in Mineola, NY

    Two-family home with four bedrooms and a two-car garage.

    151 Lincoln Ave, Mineola, NY 11501
    View details

    Nassau County, NY Duplexes Investment Opportunities Market Analysis

    Explore 132 duplexes for sale in Nassau County, NY, showcased through 132 active listings on our real estate platform. These investment opportunities span a total of 469,080 square feet of properties for sale, with an estimated market value of $69,912,516.

    Sale prices for duplexes in Nassau County, NY start at $515,000, averaging $944,763, and reaching up to $2,450,000 — 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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    Browse Duplexes for Sale Near Nassau, NY

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