Long Island, NY Multifamily Homes & Duplexes for Sale

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  /17

  $999,000

  • 5 Beds
  • 3 Baths
  • 1,913 Sq Ft

  45 Lynbrook Ave, Lynbrook, NY 11563

  ***Calling All Investors - great opportunity for 3 RENTAL UNITS AND anyone who wants to LIVE IN ONE UNIT and RENT THE OTHER 2 UNITS**** 2-Family Home, WITH RENTABLE COTTAGE IN THE REAR, offers excellent potential for investors or homeowners seeking rental income. Updated and move-in ready, the FIRST FLOOR features a custom kitchen with a dining area, a living room, two bedrooms, and a full

  

  Maria Lindh

  Next Level Real Estate NY

  (516) 928-6930

  45 Lynbrook Ave, Lynbrook, NY 11563
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  /29

  $5,775,000

  • 6 Beds
  • 5.5 Baths
  • 4,918 Sq Ft

  117 Mill Creek Close, Water Mill, NY 11976

  Set South of the Highway in a quiet Water Mill enclave, this renovated 6BR/5.5BA home offers 4,918 SF of luxury living. Features include a chef's kitchen, open-concept living/dining areas with fireplace, first-floor primary suite with deck & pool access, and finished lower level with media room, gym & game space. Outdoors enjoy a heated pool, tennis, pickleball, and mature landscaping. Located

  

  Dawn Watson

  SERHANT.

  (631) 407-2888

  117 Mill Creek Close, Water Mill, NY 11976
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  /28

  $1,999,000

  • 6 Beds
  • 4.5 Baths

  215 Roosevelt Blvd, Long Beach, NY 11561

  Great investment income 125k Great Location One of a kind custom built brick beach house on a large 80x100 corner lot large rooms high ceilings wood floors solid doors living room with skylights/wood burning brick fireplace formal dining room open kitchen 13 large rooms 6 bedrooms 4.5 baths fenced park like grounds with out door cabana patio s decks 2 car garage 4 car driveway walk to beach

  

  Maria Aramanda

  Gull Realty Inc

  (516) 212-2146

  215 Roosevelt Blvd, Long Beach, NY 11561
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  /2

  $1,200,000

  • 9 Beds
  • 3 Baths

  35 Loretta St, Inwood, NY 11096

  Amazing .investment opportunity! This 9-bedroom, 3-bath multifamily home Consists of 2 homes on 1 lot live in one rent the other features separate utilities, a partially finished basement, and a 50x100 lot with 6 parking spaces. Prime Inwood location close to shops, schools, and public transportTotal income 7K Tenants paying their own utility.

  

  Orli Rokach

  Realty Trends Corp

  (516) 973-5224

  35 Loretta St, Inwood, NY 11096
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  /45

  $1,850,000

  • 9 Beds
  • 6 Baths
  • 4,226 Sq Ft

  569 Peninsula Blvd, Cedarhurst, NY 11516

  Legal 2-Family Home – 9 Beds, 5.5 Baths – Perfect for Owner/Investor!This rarely available side-by-side 2-family home offers a total of 9 bedrooms and 5.5 bathrooms across both units, providing an ideal opportunity for multi-generational living or as an income-producing property. With 4,226 sq ft of living space on a generous 8,000 sq ft lot, this home combines spaciousness, comfort, and

  

  David Wiener

  Pin It Realty LLC

  (516) 212-6663

  569 Peninsula Blvd, Cedarhurst, NY 11516
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  /33

  $1,400,000

  • 8 Beds
  • 3 Baths
  • 2,354 Sq Ft

  431 Kirkman Ave, Elmont, NY 11003

  Own Your Dream Home with No Money Down! Take advantage of this exclusive opportunity to purchase this home, and we'll buy your home in a desirable neighborhood. Introducing this spacious Multi-family home in Elmont featuring 8 bedrooms and 3 full baths.This well-maintained property boasts beautiful hardwood floors, a fully finished basement, and ample living space. Enjoy a formal living room, an

  

  Raj Jaggi

  VORO LLC

  (516) 908-8255

  431 Kirkman Ave, Elmont, NY 11003
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  /29

  $1,400,000

  • 6 Beds
  • 2 Baths
  • 2,354 Sq Ft

  431 Kirkman Ave, Elmont, NY 11003

  Introducing this well-maintained Multi-family home located in Elmont featuring 6 Bedrooms and 3 Full baths. This property boasts a beautiful Living area featuring a notable chandelier, recessed lighting, light wood-style floors, and a wall-mounted AC, a kitchen features dark countertops, glass insert cabinets, a stainless steel fridge with ice dispenser, a marble finish floor, and an sink.

  

  Raj Jaggi

  Voro LLC

  (516) 360-0969

  431 Kirkman Ave, Elmont, NY 11003
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  /36

  $929,000

  • 6 Beds
  • 4 Baths
  • 2,304 Sq Ft

  20 E Pine St, Long Beach, NY 11561

  Welcome to this incredible two-family duplex in the heart of Long Beach! Perfect for investors or those looking to expand their portfolio, this property offers not one but two spacious units, each with its own unique features. Both units are duplexes, boasting 3 generously sized bedrooms and 1.5 bathrooms each. Tenants enjoy independence with separate gas and electric meters, boilers, and water

  

  Yadlynd Cherubin

  Keller Williams Realty Greater

  (516) 461-2344

  20 E Pine St, Long Beach, NY 11561
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  /24

  $1,350,000

  • 6 Beds
  • 3 Baths
  • 2,210 Sq Ft

  41 Jackson Ave, Mineola, NY 11501

  A 2 family in Mineola investment opportunity!!! It's not every day that a large 3 bedroom over 3 bedroom, finished basement with a separate walk out, 2 car garage and minutes from the LIRR comes available in Mineola. The first floor and basement have beautiful wainscot and crown molding finishes, built in cabinetry and granite kitchen tops. 3 bedrooms and two full baths. Second floor also has 3

  Orlando Frade Douglas Elliman Real Estate

  41 Jackson Ave, Mineola, NY 11501
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  /22

  $777,000

  19 Parma Rd, Island Park, NY 11558

  Great Size beginner home and income producing. Legal 2 Family, Fully renovated plus a basement.Upstairs apartment is occupied with an excellent tenant ( proof of all rent payments available) . 1st floor is a 2 bedroom apartment with access to the basement. One car garage in the back of the house. Nice size backyard to entertain. Priced to Sell.

  Inbal Levy B2B Real Estate Group Inc

  19 Parma Rd, Island Park, NY 11558
• 

  

  /23

  $875,000 Open Sat 1PM - 3PM

  • 2 Beds
  • 2 Baths
  • 1,531 Sq Ft

  118 Edmund St, Lynbrook, NY 11563

  Welcome to 118 Edmund St, Lynbrook, NY 11563 — a beautifully renovated and thoughtfully maintained multi-family home situated in one of the most sought-after neighborhoods on Long Island. Nestled on a quiet, tree-lined street, this property offers the perfect blend of modern living and timeless charm, along with access to top-rated Lynbrook schools, making it ideal for families and savvy

  Mohsin Hussain Best American Homes Inc

  118 Edmund St, Lynbrook, NY 11563
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  /19

  $849,000

  • 4 Beds
  • 2 Baths
  • 1,680 Sq Ft

  36 Oldwood Rd, Port Washington, NY 11050

  Location Location- Legal 2 Family 2 Bedrooms 1 Bath each apartment, Hardwood Floors Gas heat, full Basement Lovely yard Drveway parking. Bring your imagination Will be a Beauty!

  Phyllis Realmuto Daniel Gale Sothebys Intl Rlty

  36 Oldwood Rd, Port Washington, NY 11050
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  /22

  $999,000

  • 3 Beds
  • 2 Baths
  • 1,275 Sq Ft

  175 Daffodil Ave, Franklin Square, NY 11010

  Meticulously Maintained Legal 2-Family Brick Cape Cod Style Home Built In 1940 Offers Beautiful Architectural Details And Stunning Wood Floors Throughout. First Floor Unit Features Sun Drenched Living Room With Gorgeous Gas Stone Fireplace, Formal Dining Room With Bay Window, Updated Eat-In Kitchen, 2 Bedrooms And Full Hall Bath With Tub. Second Floor Unit With Separate Side Entrance Offers A

  Suzanne Weis Compass Greater NY LLC

  175 Daffodil Ave, Franklin Square, NY 11010
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  /47

  $849,000

  • 3 Beds
  • 2 Baths
  • 1,897 Sq Ft

  2 Bayview Ave E, Lindenhurst, NY 11757

  Experience resort-style waterfront living in this beautifully updated legal 2-family home (by CO) with a separate 1-bedroom apartment, ideally located in a cul-de-sac along a canal leading directly to the Great South Bay. Offering nearly 2,000 sq. ft. of living space with panoramic water views from almost every room, this home is perfect for investment, multi-generational living, or

  Susan McCoy Your Home Sold Guaranteed Rlty

  2 Bayview Ave E, Lindenhurst, NY 11757
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  /3

  $900,000

  • 6 Beds
  • 3 Baths
  • 2,022 Sq Ft

  44 Preston St, Port Washington, NY 11050

  “Sold as Is” Needs work, cash only, 2 for the price of one

  Juan Garcia Maya Real Estate

  44 Preston St, Port Washington, NY 11050
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  /2

  $650,000

  • 3 Beds
  • 2 Baths
  • 1,216 Sq Ft

  225 Oak St, Copiague, NY 11726

  Unique Opportunity in the Business E District! Legal duplex (with proper permits) with a detached 4+ car garage, fully tenant occupied. The main level and second floor apartments each provide rental income, along with additional income from the garage. Conveniently located near shopping, dining, and the train station, this property offers excellent commuter access and investment potential.

  Jennifer Ronzo Signature Premier Properties

  225 Oak St, Copiague, NY 11726
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  /30

  $640,000

  • 2 Beds
  • 2 Baths
  • 1,542 Sq Ft

  25 1st St, Islip, NY 11751

  Welcome to This Beautifully Updated 2 Family Home Located in the Charming Community of Islip. This Property Features Two 1-Bedroom Apartments With Private Entrances In An Enclosed Front Porch. Perfect for Anyone Interested In Income Potential. This Home Boasts a Spacious Backyard, a Two-Car Garage With Loft, And a Private Driveway. First Floor Unit Is Bright & Spacious With Beautiful

  Rosemary Marino Signature Premier Properties

  25 1st St, Islip, NY 11751
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  /48

  $1,225,000

  • 6 Beds
  • 2 Baths
  • 3,212 Sq Ft

  68 Fir St, Valley Stream, NY 11580

  Welcome to this Charming legal 2 family Tudor home-Ideal for investment or multigenerational living! Main entrance with foyer and 2 closets, hardwood floors throughout, freshly painted, 3 generously large bedrooms and closets, large living room with fireplace, fully renovated kitchen all new appliances including in-unit laundry also features attached screen porch with 2 entrances to enter home, 1

  Tracy Feglia Douglas Elliman Real Estate

  68 Fir St, Valley Stream, NY 11580
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  /16

  $900,000

  • 4 Beds
  • 3 Baths
  • 1,685 Sq Ft

  92 Leonard Ave, Freeport, NY 11520

  Welcome to 92 Leonard Avenue, a charming Colonial in the heart of Freeport offering timeless character and modern comfort. This spacious two-story home features 1,685 sq. ft. of living space, including 8 rooms, 2 full baths, and a full basement, perfect for storage or future customization. Situated on a generous 50x125 lot, the property boasts a level yard ideal for outdoor entertaining and

  Ana Wagner Connie Francisco R E Group

  92 Leonard Ave, Freeport, NY 11520
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  /16

  $629,000

  • 4 Beds
  • 2 Baths
  • 1,600 Sq Ft

  29 Newport Rd, Island Park, NY 11558

  Island Park-Legal 2 Family Duplex!Fantastic investment opportunity in the heart of Island Park. Upstairs features Open concept living room, dining and kitchen with 2 bedrooms and 1 full bath. Downstairs offers potential for 2 bedrooms and 1 full bath. Needs to be finished off. Two legal apartments with separate electric, gas and hot water heaters. Perfect for investors-live in one unit and

  Christina Carter Douglas Elliman Real Estate

  29 Newport Rd, Island Park, NY 11558
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  /40

  $1,320,000

  • 8 Beds
  • 6 Baths
  • 3,335 Sq Ft

  68 Graywood Rd, Port Washington, NY 11050

  Rare 2-Family Home/3,336 sqft.- Presenting a spacious and versatile 2-family residence offering 3,336 sqft of living space - ideal for a large family occupying the first floor while generating rental income from the second floor. First Floor: The main level features a primary bedroom with an en-suite bathroom, a guest bedroom with an en-suite bathroom, and an additional hallway bathroom. The

  Nayoung Ha EAST COAST NEW YORK

  68 Graywood Rd, Port Washington, NY 11050
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  /28

  $1,099,000

  • 6 Beds
  • 2 Baths
  • 2,340 Sq Ft

  Unlisted Address

  Lovely 2 Family Home, Hewlett/Woodmere School District, 6 bedrooms, New Bathroom, Newly renovated Kitchen with island, extra cabinets, drawers and shelves. Ductless AC unit on first floor, Fully finished basement. Newly Paved backyard with gazebo. Manicured front lawn, ample parking space. Near park, LIRR and shops.

  Connie Chan Sung & Associates Real Estate

  Unlisted Address
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  /20

  $898,000

  • 1,716 Sq Ft

  289 Park Ave, Roosevelt, NY 11575

  A Rare 2-Family Gem – Move-In Ready!This exceptional 2-family home is perfect for a large family or an ideal investment to generate lifelong rental income.Prime Location:Conveniently situated just 3 minutes from the Southern State Parkway and only 5–10 minutes from shopping, dining, and schools.Turnkey Condition:Absolutely nothing to do—just move right in! The home is

  Vinneth Barnes JBarnes & Associates Inc

  289 Park Ave, Roosevelt, NY 11575
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  /13

  $1,088,000

  • 5 Beds
  • 2 Baths
  • 1,912 Sq Ft

  5 Elm St Unit A & B, Greenvale, NY 11548

  A Just Right 2 Family home in Greenvale !!Once upon a time, in the storybook town of Greenvale, a rare opportunity appeared — and it’s ready for its next lucky buyer to begin its story....Welcome to this legal 2-family home in the prestigious Roslyn School District, where location, lifestyle, and investment potential are all just right.This presents a golden opportunity

  Sandi Polinsky Goldilocks Real Estate

  5 Elm St Unit A & B, Greenvale, NY 11548
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  /11

  $2,250,000

  • 6 Beds
  • 8 Baths
  • 2,262 Sq Ft

  59 Edgewood Rd, Port Washington, NY 11050

  Center Hall 2 Family Colonial New Construction, Port Washington Pools/Beaches within minutes of your home, Rental in Port Washington School District, Anderson windows, Modern & Luxurious Craftmanship, Hardy Plank siding, Spectacular finishes throughout, tons of natural sunlight, hardwood flooring, 6 Bedrooms, Gas Heating system-2 zones with 3 different climates, Full finished Basement with tons

  Maryann Milovcic Douglas Elliman Real Estate

  59 Edgewood Rd, Port Washington, NY 11050
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  /25

  $849,000

  • 5 Beds
  • 3 Baths
  • 2,378 Sq Ft

  62 4th Ave, East Rockaway, NY 11518

  Welcome to 62 fourth Ave. Legal 2-family residence offering a versatile layout and income-generating potential! The upper level features 3/4 bedrooms, 1.5 bath with a generous living room, dining room, kitchen and enclosed porch. The lower level offers Living Room, Kitchen, 1 bedroom, 1 bathroom, Washer/Dryer with its own private entrance—perfect for rental income, in-laws, or guest

  Judy Hendrickson Douglas Elliman Real Estate

  62 4th Ave, East Rockaway, NY 11518
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  /29

  $1,800,000

  • 1 Bath
  • 990 Sq Ft

  75 Center Ave Unit 75 -77, Bay Shore, NY 11706

  **Welcome to Your Investment Opportunity: Multifamily Home for Sale!**Discover a fantastic investment in this well-maintained multifamily residence, featuring Four spacious apartments, each boasting three bedrooms and one bath. The property includes a full basement, offering additional storage and utility space for tenants. The current layout allows for comfortable living, with

  Tara Wright Howard Hanna Coach

  75 Center Ave Unit 75 -77, Bay Shore, NY 11706
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  /31

  $1,350,000

  • 5 Beds
  • 4 Baths
  • 2,389 Sq Ft

  557 Newbridge Rd, East Meadow, NY 11554

  What can be better than a two family investment , you ask??... How about two legal dwellings on one property!! Welcome to the U-N-I-C-O-R-N of East Meadow!!...where options for single-families and separate living converge into reality - OR- options for multigenerational living with separate spaces can be easily attained ...if that’s not enough ..how about an option for a home office with

  Emson Kokura Realty Connect USA LLC

  557 Newbridge Rd, East Meadow, NY 11554
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  /9

  $1,399,000

  • 6 Beds
  • 4 Baths
  • 2,808 Sq Ft

  136 Fairview Blvd, Hempstead, NY 11550

  Recently renovated, this legal four-family home is situated in the heart of Hempstead. This property presents a strong investment opportunity with income generation and growth potential. Its modern renovations and strategic location attract tenants, ensuring steady rental income. Offering a variety of apartment sizes. The property features newly updated kitchens equipped with new stainless steel

  Stella Tam DH Citadel Real Estate LLC

  136 Fairview Blvd, Hempstead, NY 11550
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  /32

  $2,995,000

  • 4 Beds
  • 4 Baths
  • 3,500 Sq Ft

  30 Springwood Way, East Hampton, NY 11937

  Experience the serene elegance of this beautifully appointed home with water views in the heart of East Hampton. Nestled on an elevated half acre, this residence offers breathtaking views of Three Mile Harbor, allowing sunlight to bathe the interiors with warmth throughout the day. This recently renovated home combines charm and contemporary style. The main level welcomes you with an open-plan

  Susan Ryan Compass

  30 Springwood Way, East Hampton, NY 11937
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  /29

  $749,000

  • 3 Beds
  • 2 Baths
  • 1,628 Sq Ft

  55 Vernon Ave, Rockville Centre, NY 11570

  Welcome to 55 Vernon Avenue! This home was built in 1911 and started off as one family residence. Shortly after World War II, the house was converted into a two-family dwelling, and it has been in the same family since 1956. Both apartments have their own gas and electric meters, and the home was converted to gas heat in 2009. Other updates include vinyl siding, new windows in 2010, new

  Kenneth Nugent Daniel Gale Sothebys Intl Rlty

  55 Vernon Ave, Rockville Centre, NY 11570
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  /39

  $850,000

  • 4 Beds
  • 3 Baths
  • 3,487 Sq Ft

  46 Lincoln Ave, Sayville, NY 11782

  Welcome to 46–48 Lincoln Avenue—an incredible legal two-family home located in the heart of charming Sayville. Built in 1880, this side-by-side duplex blends timeless character with modern-day potential.Each unit features 2 spacious bedrooms, a massive third-floor attic offering endless storage or bonus space, private driveways, and separate detached 1-car garages—ideal for

  Shaughnessy Dusling Real Broker NY LLC

  46 Lincoln Ave, Sayville, NY 11782
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  /27

  $780,000

  • 4 Beds

  44 Jefferson Ave, Lynbrook, NY 11563

  Renters Delight. Two family house! Great location.

  Victor Tineo Platinum Realty Estates

  44 Jefferson Ave, Lynbrook, NY 11563
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  /8

  $1,950,000

  • 5 Beds
  • 3 Baths
  • 968 Sq Ft

  72 Ohio Ave, Long Beach, NY 11561

  Don't miss this exciting opportunity to own a brand-new, FEMA compliant two-family home in the heart of Long Beach's sought-after West End. Currently under construction, this modern residence offers coastal living at its finest! Close to the beach, shopping, restaurants, entertainment, transportation and parks. Street level features covered parking for 4 cars and storage room. Lower unit features

  Rhonda Healy C21 Verdeschi & Walsh Realty

  72 Ohio Ave, Long Beach, NY 11561
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  /23

  $859,000

  • 5 Beds
  • 3 Baths
  • 2,200 Sq Ft

  90 Blydenburg Ave, Smithtown, NY 11787

  This is a Legal Two Family Home by C/O. Each Unit has Separate Electric Meters and Gas Meters. It has a Two Car Garage attached to the First Floor Unit with Entry from Inside. Private Fenced In Backyard. There is a Common Entry Foyer with Separate Doors Leading to Each Unit. The First Floor 3 Bedroom 2 Bathroom Unit has Recently Been Renovated with New Laminate Flooring, Fresh Paint, and New

  Derek Greene Greene Realty Group

  90 Blydenburg Ave, Smithtown, NY 11787
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  /5

  $949,990

  • 4 Beds
  • 2 Baths

  918 10th St, West Babylon, NY 11704

  Welcome to this mint 2 family by C/O. Situated on a 80 X100 lot, updated kitchen and bath featuring 4 brs, 3 full baths, full finished basement with outside entrance, detached 2 car garage. Enjoy a peaceful serene yard. All information is deemed and reliable but not guaranteed. All offers must be in writing with pre-approval and proof of funds. Email to hugobgomez@hotmail.com.

  Hugo Gomez Dream Castle Realty

  918 10th St, West Babylon, NY 11704
• 

  

  /22

  $2,350,000

  • 3 Beds
  • 3 Baths
  • 1,577 Sq Ft

  57 Jermain Ave, Sag Harbor, NY 11963

  Just Listed Corner of Oakland- Circa 1938 original. Well cared for with many upgrades and room for a pool. Three+ bedrooms, three full baths, a den, two kitchens, two living rooms. Expandable, room for pool, an affordable village manse ready for showings. The long side frontage is on Oakland, where the car park is, a stone's throw from Mashashimuet Park, Pickle Ball / Tennis and Otter Pond Park

  Simon Harrison Simon Harrison Real Estate

  57 Jermain Ave, Sag Harbor, NY 11963
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  /30

  $718,888

  • 2 Beds
  • 2 Baths
  • 1,597 Sq Ft

  94 Pershing Ave, Valley Stream, NY 11581

  LEGAL 1597 SQ. FT. 2 FAMILY WITH A FULL BASEMENT WITH A 1.5 CAR DETACHED GARAGE, 2 ELECTRIC METERS, 2 GAS METERS, AND 2 GAS BURNERS...................................... THIS IS A LEGAL 2-FAMILY WITH TWO SEPARATE ONE-BEDROOM, ONE-BATHROOM APARTMENTS WITH SEPARATE ENTRANCES......................................... EACH FLOOR HAS ITS OWN METERS, GAS BURNERS, AND HOT WATER

  Joseph Lombardo Lombardo Homes & Estates

  94 Pershing Ave, Valley Stream, NY 11581
• 

  

  /49

  $948,000

  • 6 Beds
  • 3 Baths

  49 Georgia St, East Northport, NY 11731

  Excellent opportunity to own a freshly updated, legal 2-family home in East Northport. Each spacious unit features 3 bedrooms, an eat-in kitchen, formal living and dining room, and an in-unit washer/dryer. Move-in ready, this low-maintenance property offers separate driveways and ample parking for both units. Conveniently located near shopping, transportation, and major parkways, and situated

  Nikki Sturges Daniel Gale Sothebys Intl Rlty

  49 Georgia St, East Northport, NY 11731
• 

  

  /16

  $595,000

  • 2,376 Sq Ft

  40 Garden Rd, Rocky Point, NY 11778

  Single family dwelling with an accessory apartment , comprising an upstairs unit with three bedrooms and one bath and ground-floor with one bedroom and one bath. Each unit has its own outdoor space—a deck for upstairs and a patio for down—plus separate parking areas.

  Lisa Oehler Serhant East End LLC

  40 Garden Rd, Rocky Point, NY 11778

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