Sign Up Successful!
You now have access to more from Realmo!
    For Sale
    • For Sale
    • For Lease
    • Recently Sold
    • Property Lookup
    • Brokers
    Residential Income
    1
    • Retail
    • Office
    • Residential Income
    • Restaurants
    • Industrial
    • Mixed-Use
    • Hospitality
    • Health Care
    • Sports & Entertainment
    • Land
    • Agricultural
    • Specialty
    Price
    Price range
    $
    $
    Size
    Property size / sq.ft.
    AI Search

    Nassau County, NY Duplexes for Sale

    137 results
    List
    Map
    Rockville Centre Multi-Family Home
    $849,000
    0.18 Acres

    Rockville Centre Multi-Family Home

    15 Water St, Rockville Centre, NY 11570

    Two-family home with finished basement and detached garage in Rockville Centre.

    • Long term paying tenants already in place.
    • Two separate units make it a great 2 family home.
    • Full finished basement with separate entrance.
    • Detached 2 car garage and large driveway.
    • Oversized property.
    Updated: Jan 14
    View details
    Six-Bedroom Legal Two-Family Home
    $749,000
    0.11 Acres

    Six-Bedroom Legal Two-Family Home

    3840 Linden Pl, Hempstead, NY 11550

    Two-family home with six bedrooms, Section 8 approved, great investment.

    • Legal two‑family home featuring six bedrooms, perfect for investors or large families.
    • Section eight approved, offering immediate rental income potential.
    • Benefit from two separate gas meters, simplifying utility management.
    • Full finished basement with laundry provides additional living space and convenience.
    • Enjoy ample parking with a four‑car driveway.
    Updated: Jan 14
    View details
    Renovated Two-Family Valley Stream Residence
    $869,000
    0.11 Acres

    Renovated Two-Family Valley Stream Residence

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

    202 Emerson Pl, Valley Stream, NY 11580
    View details
    Spacious Two-Family Home, East Rockaway
    $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 Near Atlantic Ocean
    $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
    Renovated Valley Stream Two-Family Home
    $989,000

    Renovated Valley Stream Two-Family Home

    Fully renovated two-family home with six bedrooms and three baths.

    115 N Corona Ave, Valley Stream, NY 11580
    View details
    Spacious Colonial Duplex in Mineola
    Pending
    $1,249,000
    0.14 Acres

    Spacious Colonial Duplex in Mineola

    Nine-bedroom duplex near LIRR, ideal for large family or investment.

    47 Jackson Ave, Mineola, NY 11501
    View details
    Beachfront Two-Family Home with Cottage
    $1,499,000
    0.06 Acres

    Beachfront Two-Family Home with Cottage

    Legal two-family home with Sound views and beach access.

    19 Pine Ln, Bayville, NY 11709
    View details
    Mineola Two-Family Investment Opportunity
    Pending
    $1,150,000
    0.11 Acres

    Mineola Two-Family Investment Opportunity

    Two-family property in Mineola, near LIRR, with finished basement.

    41 Jackson Ave, Mineola, NY 11501
    View details
    Renovated Two-Family Home
    $788,000
    0.06 Acres

    Renovated Two-Family Home

    Newly renovated two-family home with modern amenities in Valley Stream.

    121 Carroll Ave, Valley Stream, NY 11580
    View details
    Colonial Multifamily Property in Westbury
    $1,248,888
    0.28 Acres

    Colonial Multifamily Property in Westbury

    Move-in ready multifamily home with spacious yard in Westbury, NY.

    32 Longfellow Ave, Westbury, NY 11590
    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 Home
    $945,000
    0.05 Acres

    Long Beach Multifamily Home

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

    107 Pacific Blvd, Long Beach, NY 11561
    View details
    Brick Cape Cod Multi-Family Home
    $895,000
    0.17 Acres

    Brick Cape Cod Multi-Family Home

    Legal two-family home with modern amenities and spacious backyard.

    114 Lexington Ave, Franklin Square, NY 11010
    View details
    Legal Two-Family Duplex in Bayville
    Pending
    $549,000
    0.07 Acres

    Legal Two-Family Duplex in Bayville

    Legal two-family duplex with investment potential near beaches.

    3 4Th St, Bayville, NY 11709
    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
    Income-Generating Multi-Family Home
    Pending
    $999,000
    0.14 Acres

    Income-Generating Multi-Family Home

    Updated multi-family home with rental cottage in Lynbrook, NY.

    45 Lynbrook Ave, Lynbrook, NY 11563
    View details
    Long Beach Multifamily Income Property
    $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
    Valley Stream Legal Two-Family Home
    $849,000
    0.09 Acres

    Valley Stream Legal Two-Family Home

    Legal two-family home near transportation, shopping, and parks.

    27 W Lincoln Ave, Valley Stream, NY 11580
    View details
    Charming Two-Family Home
    $719,000
    0.08 Acres

    Charming Two-Family Home

    Two-family home near shops and transportation in Long Beach, NY.

    213 E Market St, Long Beach, NY 11561
    View details
    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
    Valley Stream Multifamily Property
    $1,195,000
    0.17 Acres

    Valley Stream Multifamily Property

    Multifamily property in Valley Stream with detached garages.

    192 Beech St, Valley Stream, NY 11580
    View details
    Updated Two-Family Home with Yard
    $850,000
    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
    View details
    Two-Family Home in Lynbrook, NY
    Pending
    $929,000
    0.14 Acres

    Two-Family Home in Lynbrook, NY

    Legal two-family home with a two-car garage in Lynbrook.

    12 Roxy Pl, Lynbrook, NY 11563
    View details

    Nassau County, NY Duplexes Investment Opportunities Market Analysis

    Explore 137 duplexes for sale in Nassau County, NY, showcased through 137 active listings on our real estate platform. These investment opportunities span a total of 410,370 square feet of properties for sale, with an estimated market value of $67,095,448.

    Prices for duplexes in Nassau County, NY start at $515,000, averaging $972,397, and reaching up to $2,650,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

    List
    Map

    Duplexes by market

    Browse Duplexes for Sale Near Nassau, NY

    Popular Categories

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Create New Password
    • At least 8 characters
    • Contains both letters and numbers
    • Contains uppercase and lowercase letters
    • At most 32 characters
    • Password required
    • Password reset link has expired. Please request a new one.