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    Suffolk County, NY Multifamily Properties for Sale

    184 results
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    Patchogue Legal Two-Family Residence
    Pending
    $550,000
    0.08 Acres

    Patchogue Legal Two-Family Residence

    13 Academy St, Patchogue, NY 11772

    Legal two-family property in Patchogue Village, New York.

    • Legal two‑family property
    • Located in Patchogue Village
    • Two‑bedroom, one‑bath apartment on the main floor
    • One‑bedroom, one‑bath apartment upstairs
    • First Floor Bedroom and Full Bath
    Updated: Feb 19
    View details
    Renovated Multi-Family Property, East Marion
    $899,000
    0.40 Acres

    Renovated Multi-Family Property, East Marion

    7600 Main Rd, East Marion, NY 11939

    Completely renovated two-family property on a large lot.

    • Completely renovated with new foam insulation, electric, plumbing, central AC, gas heating, oak floors, and cesspool, all done to code with proper permits.
    • Two‑family home on a large lot.
    • New asphalt driveway lined with Belgian block and Trex decking.
    • Central air conditioning and natural gas heating.
    • Located near vineyards, Shelter Rock Ferry, and public and private beaches.
    Updated: Feb 18
    View details
    Amityville Legal Two-Family Home
    $699,999
    0.44 Acres

    Amityville Legal Two-Family Home

    Legal two-family home in Amityville, close to amenities.

    75 Oak St, Amityville, NY 11701
    View details
    Two-Family Residence Near Railroad
    $799,000
    0.25 Acres

    Two-Family Residence Near Railroad

    Two identical residences close to shopping and the train station.

    73-75 Washington St, East Islip, NY 11730
    View details
    East Quogue Multi-Family Residence
    $1,195,000
    1,700 SF

    East Quogue Multi-Family Residence

    Updated multi-family home near Shinnecock Bay in East Quogue.

    13 Willow Shade Ave, East Quogue, NY 11942
    View details
    Colonial Duplex in Prime Location
    $1,475,000
    3,900 SF

    Colonial Duplex in Prime Location

    Spacious Colonial duplex on 1.24 acres in Riverhead, NY.

    250 Main Rd, Riverhead, NY 11901
    View details
    Ronkonkoma Four-Family Investment Opportunity
    $1,100,000
    0.18 Acres

    Ronkonkoma Four-Family Investment Opportunity

    Four-unit multifamily property in Ronkonkoma, all currently rented.

    241 Rosevale Ave, Ronkonkoma, NY 11779
    View details
    Amityville Legal Two-Family Home
    Pending
    $949,000
    0.16 Acres

    Amityville Legal Two-Family Home

    Legal two-family home in Amityville with income potential.

    168 Oldfield Ave, Amityville, NY 11701
    View details
    Sound Beach Legal Two-Family Home
    Pending
    $699,000
    0.18 Acres

    Sound Beach Legal Two-Family Home

    Legal two-family home near the water, ideal for investors.

    64 Eastport Dr, Sound Beach, NY 11789
    View details
    Mixed-Use Investment Property Compound
    $3,650,000
    5,200 SF

    Mixed-Use Investment Property Compound

    Retail and residential spaces in Shinnecock Hills, Hampton Bays.

    87 North Rd, Hampton Bays, NY 11946
    View details
    Legal Two-Family Investment Opportunity
    Pending
    $699,999
    0.11 Acres

    Legal Two-Family Investment Opportunity

    Well-maintained two-family home with income potential in Huntington Station.

    2386 New York Ave, Huntington Station, NY 11746
    View details
    East Quogue Multi-Family Investment
    $2,450,000
    0.61 Acres

    East Quogue Multi-Family Investment

    Multi-family property with five apartments in East Quogue, NY.

    14 Halsey Ave, East Quogue, NY 11942
    View details
    West Babylon Two-Family Home
    Pending
    $674,990
    0.23 Acres

    West Babylon Two-Family Home

    Legal two-family home with large yard in West Babylon.

    1558 9Th St, West Babylon, NY 11704
    View details
    Riverhead Two-Family Home For Sale
    $799,000
    0.12 Acres

    Riverhead Two-Family Home For Sale

    Two-family home in Riverhead with existing rental income.

    418 Lincoln St, Riverhead, NY 11901
    View details
    Fire Island Three-Family Vacation Home
    Pending
    $1,650,000
    0.11 Acres

    Fire Island Three-Family Vacation Home

    Turnkey 3-family vacation home in Ocean Bay Park, Fire Island.

    5 Champlain St, Ocean Bay Park, NY 11706
    View details
    Hauppauge Legal Two-Family Duplex
    Pending
    $799,999
    2,416 SF

    Hauppauge Legal Two-Family Duplex

    Legal two-family duplex in Hauppauge School District with value-add opportunity.

    11 Marlo Ln, Hauppauge, NY 11788
    View details
    East Marion Multifamily Investment Opportunity
    $5,700,000
    1.50 Acres

    East Marion Multifamily Investment Opportunity

    1.5-acre property with nine rental units and lake views.

    1600 Bay Ave, East Marion, NY 11939
    View details
    Sag Harbor Multi-Unit Property
    $1,995,000
    1,577 SF

    Sag Harbor Multi-Unit Property

    Well-maintained multi-unit property in Sag Harbor, NY.

    57 Jermain Ave, Sag Harbor, NY 11963
    View details
    Ridge, NY Triplex Investment
    $950,000
    0.75 Acres

    Ridge, NY Triplex Investment

    Well-maintained triplex in Ridge, NY with high income potential.

    10 Sally Ln, Ridge, NY 11961
    View details
    Hampton Bays Multi-Family Investment
    $1,550,000
    0.73 Acres

    Hampton Bays Multi-Family Investment

    Legal three-unit property with development potential in Hampton Bays.

    134 Ponquogue Ave, Hampton Bays, NY 11946
    View details
    Montauk Multifamily Investment Opportunity
    $8,000,000
    3,360 SF

    Montauk Multifamily Investment Opportunity

    Updated multifamily property in Montauk village near beaches and amenities.

    21 S Euclid Ave, Montauk, NY 11954
    View details
    Income-Producing Multi-Family Property
    $1,699,000
    2,919 SF

    Income-Producing Multi-Family Property

    Multi-family property with two residences, gardens, and potential income.

    153 Ponquogue Ave, Hampton Bays, NY 11946
    View details
    Amityville Upper Level Condo
    Contact for pricing

    Amityville Upper Level Condo

    Two-bedroom, two-bath condo with amenities in Amityville, NY.

    66 Sarah Ct, Amityville, NY 11701
    View details
    Updated Lower Cheshire Unit
    Contact for pricing

    Updated Lower Cheshire Unit

    Updated unit with modern amenities and recreational facilities.

    31 Cambridge Dr W, Copiague, NY 11726
    View details

    Suffolk County, NY Multifamily Properties Investment Opportunities Market Analysis

    Explore 263 multifamily properties for sale in Suffolk County, NY, showcased through 184 active listings on our real estate platform. These investment opportunities span a total of 17,440,244 square feet of properties for sale, with an estimated market value of $106,484,985.

    Sale prices for multifamily properties in Suffolk County, NY start at $100,000, averaging $2,009,150, and reaching up to $11,500,000 — 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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