158

Long Island, NY Homes for Sale with In-Law Suite

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  • /42

    $1,449,000

    • 4 Beds
    • 4.5 Baths
    • 4,000 Sq Ft

    7 Landing Rd, Huntington, NY 11743

    WATER VIEWS!!Wake up to beautiful harbor views in this exceptional home where history and craftsmanship meet refined comfort. Rich architectural details, soaring ceilings, and exquisite custom millwork create a home that feels both grand and warmly welcoming. Sun-filled, spacious rooms offer effortless flow for everyday living and entertaining, highlighted by an impressive 23' x 23' formal

    Tina McGowan Daniel Gale Sothebys Intl Rlty

    7 Landing Rd, Huntington, NY 11743
  • /45

    $949,999

    • 5 Beds
    • 4.5 Baths
    • 3,400 Sq Ft

    318 Sheep Pasture Rd, East Setauket, NY 11733

    Welcome to this beautifully updated 5 Bedroom, 4.5 Bathroom Contemporary Colonial, ideally situated in the highly sought-after Three Village School District. Step inside to find a completely renovated eat-in kitchen, featuring a large center island, gas cooking, stainless steel appliances, and plenty of custom cabinetry – a true chef’s dream and perfect for entertaining. This floor also boasts a

    Mark Brode Signature Premier Properties

    318 Sheep Pasture Rd, East Setauket, NY 11733
  • /18

    $849,999 Open Fri 5PM - 7PM

    • 6 Beds
    • 4.5 Baths
    • 2,789 Sq Ft

    35 John St, Port Jefferson Station, NY 11776

    "Fully Renovated 6-Bedroom Colonial offering exceptional space and flexibility for today's lifestyle! This move-in-ready home features a brand-new kitchen with stone countertops and appliances, updated baths , new sliding ,roof and windows throughout. The standout feature is the seperate finished lower level with outside entrance offering a private living area with bedroom, full bath -ideal for

    Rita Chawla Legacy Estate Realty

    35 John St, Port Jefferson Station, NY 11776
  • /33

    $699,999

    • 4 Beds
    • 2 Baths
    • 1,720 Sq Ft

    50 E Pine St, Long Beach, NY 11561

    Your opportunity for prime Long Beach living. This semi-attached Colonial explodes with character, featuring hardwood floors throughout, soaring vaulted ceilings, and a wide-open living space that feels both bold and inviting. The primary suite is unforgettable — a true retreat with two massive walk-in closets that redefine luxury and storage. Maintained in exceptional condition, this home is

    Luis Genao Oversouth LLC

    50 E Pine St, Long Beach, NY 11561
  • /50

    $24,995,000

    • 9 Beds
    • 14 Baths
    • 14,880 Sq Ft

    120 Halsey Ln, Bridge Hampton, NY 11932

    Introducing a one-of-a-kind opportunity to own a legacy estate south of the highway in Bridgehampton's farm country, 120 Halsey Lane. This newly constructed, fully custom 14,267 square foot residence is set on 2.5 lush acres and promises the pinnacle of Hamptons living. Newly Completed and Move in Ready, this architectural masterpiece will offer 9 bedrooms, 11 full bathrooms, and 3 half baths,

    Patrick Giugliano Nest Seekers International LLC

    120 Halsey Ln, Bridge Hampton, NY 11932
  • /36

    $8,995,000

    • 6 Beds
    • 8.5 Baths
    • 7,307 Sq Ft

    50 Tuckahoe Ln, Southampton, NY 11968

    Tucked behind a curtain of privacy hedges and located south of the highway in Southampton Village, 50 Tuckahoe Lane is a stunning brand-new construction set on 1.2 lush acres, thoughtfully designed to offer luxury, comfort, and refined Hamptons living. Recently Completed and Move in Ready, this 7,307 square-foot residence has been meticulously curated for both functionality and style. The

    Patrick Giugliano Nest Seekers International LLC

    50 Tuckahoe Ln, Southampton, NY 11968
  • /48

    $949,000

    • 4 Beds
    • 3 Baths
    • 2,669 Sq Ft

    2436 Hempstead Ln, Wantagh, NY 11793

    Amazing Opportunity to enjoy Waterfront Living! Make this home your own with endless potential. Water Views in both Front and Back of Home. Newer Navy Bulkhead, Enjoy Oversized Property of .31 in South Wantagh! Expanded Ranch with Walls of Windows overlooking the Wide Canal. Great Room Addition that showcases the water, with high ceiling and breathtaking views! Best Priced Water Front in Nassau

    Shari DeLouya Realty Connect USA LLC

    2436 Hempstead Ln, Wantagh, NY 11793
  • /37

    $4,999,999

    • 6 Beds
    • 6 Baths
    • 5,422 Sq Ft

    1416 Bay Blvd, Atlantic Beach, NY 11509

    Poised on a prized corner in Atlantic Beach Estates, this exceptional waterfront residence offers sweeping bay views, refined coastal elegance, and a seamless connection to life on the water. From the moment you enter, expansive walls of glass flood the home with natural light and set a dramatic, elevated tone throughout.Designed for both grand entertaining and effortless everyday living, the

    Travis Shea Serhant East End LLC

    1416 Bay Blvd, Atlantic Beach, NY 11509
  • /48

    $1,788,000

    • 4 Beds
    • 3 Baths
    • 2,849 Sq Ft

    14 Fairway Dr, Great Neck, NY 11020

    Welcome to 14 Fairview, a beautifully maintained Split level style home offering 4 bedrooms and 3 full baths with a flexible and thoughtfully designed layout. The exterior features classic brick with vinyl siding, architectural soffits with integrated lighting, a new front door, and a spacious six-car driveway. One-year-old pavers enhance the outdoor spaces, complemented by full front and rear

    William Tarantola Howard Hanna Coach

    14 Fairway Dr, Great Neck, NY 11020
  • /49

    $2,850,000

    • 8 Beds
    • 7 Baths
    • 7,526 Sq Ft

    259 Lakeview Ave W, Brightwaters, NY 11718

    Welcome to 259 Lakeview Avenue W, a breathtaking Spanish Revival residence set on an expansive 0.80-acre lot in the coveted Village of Brightwaters. This impeccably updated and remodeled estate seamlessly blends timeless elegance with modern luxury, offering over 7,700 square feet of refined living space across three levels. ***NOTE*** NEW CENTRAL AIR INSTALLED 2026**** Step inside to discover 17

    Diane Betz Compass Greater NY LLC

    259 Lakeview Ave W, Brightwaters, NY 11718
  • /47

    $1,795,876

    • 5 Beds
    • 3 Baths
    • 2,864 Sq Ft

    246 W Bay Dr, Long Beach, NY 11561

    Welcome to 246 W Bay Drive, a stunning waterfront retreat in the desirable Westholme section of Long Beach! This newly renovated property was thoughtfully designed and has incredible water views throughout. The main level features an open concept floor plan, chef’s kitchen, 2/3 bedrooms including a spacious primary en-suite with private bathroom & back deck, an additional full bathroom,

    Thomas Tripodi Douglas Elliman Real Estate

    246 W Bay Dr, Long Beach, NY 11561
  • /42

    $3,850,000

    • 7 Beds
    • 6.5 Baths
    • 8,242 Sq Ft

    11 Danton Ln N, Locust Valley, NY 11560

    In the exclusive private enclave Lands End in the Village of Lattingtown, this exceptional newer estate is set on four beautifully landscaped acres and built to the highest standards of craftsmanship and design. The stately all brick colonial is introduced by a long paver driveway leading to an elegant courtyard and dramatic portico entry - creating a striking and memorable arrival. Inside,

    Michael Stanco Compass Greater NY LLC

    11 Danton Ln N, Locust Valley, NY 11560
  • /39

    $1,399,000

    • 4 Beds
    • 4.5 Baths
    • 3,410 Sq Ft

    43 Hunt Dr, Jericho, NY 11753

    Nestled in a quite cul-de-sac, sits this Darby Model boosting four Bedrooms and Baths with a fully finished lower level and a main floor in-laws suite. Upon entering this gracious home you are drawn by the expansive entry way opening to the first level. Included on this level, you will be greeted by both Formal Living and Dining Rooms with a gas fireplace and hardwood floors , a Den with custom

    Judy Fruitbine Douglas Elliman Real Estate

    43 Hunt Dr, Jericho, NY 11753
  • /30

    $1,590,000

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

    780 Regent Dr, Westbury, NY 11590

    Located in the Salisbury Estates section of Westbury, this expansive and thoughtfully designed residence offers a substantial layout across multiple levels, featuring six bedrooms and four full bathrooms. The main level showcases hardwood flooring and a well-balanced flow between rooms, anchored by an eat-in kitchen with custom cabinetry, granite countertops, stainless steel appliances, and

    Frank Mann BERKSHIRE HATHAWAY

    780 Regent Dr, Westbury, NY 11590
  • /37

    $4,995,000

    • 6 Beds
    • 6.5 Baths
    • 5,700 Sq Ft

    12 Lincoln St, Sag Harbor, NY 11963

    Set on one of the most desirable streets in Sag Harbor Village, 12 Lincoln Street represents a rare opportunity to own a newly constructed estate that seamlessly blends classic village charm with modern luxury—while offering a level of scale, privacy, and setting that is nearly impossible to replicate. As the largest new construction on the east side of Sag Harbor Village, this residence stands

    Patrick Giugliano Nest Seekers International LLC

    12 Lincoln St, Sag Harbor, NY 11963
  • /26

    $1,699,000

    • 4 Beds
    • 4 Baths
    • 3,400 Sq Ft

    40 Idle Day Dr, Centerport, NY 11721

    This exceptional 4 bedroom residence blends architectural drama with timeless warmth. Seasonal water views across to Connecticut and of Harbor. Soaring two story glass atrium sets the tone upon arrival flooding the entry with natural light and creating a seamless connection to the surrounding landscape. Inside the home unfolds with character and craftsmanship. The open floor plan with great room,

    Julie Carnevale North Landing Realty Inc

    40 Idle Day Dr, Centerport, NY 11721
  • /42

    $1,225,000

    • 7 Beds
    • 3.5 Baths
    • 3,400 Sq Ft

    166 Daniel Rd N, Massapequa, NY 11758

    Rare opportunity to own a truly one-of-a-kind colonial in the highly reputable Plainedge School District. Originally a ranch, this home was thoughtfully expanded into a beautiful colonial, with the entire upper level newly constructed within the last few years—creating a spacious and flexible layout rarely found in the area. Offering 7 bedrooms and 3.5 bathrooms, including 3 bedrooms on the main

    Jason Krawitz Jason W Krawitz

    166 Daniel Rd N, Massapequa, NY 11758
  • /24

    $1,124,000

    • 3 Beds
    • 2 Baths
    • 1,785 Sq Ft

    230 Sequams Lane Center, West Islip, NY 11795

    This well-appointed waterfront home blends timeless elegance with relaxed coastal living, offering a versatile and inviting layout designed for both everyday comfort and gracious entertaining. From the moment you enter, the home welcomes you with a sense of warmth and space, thoughtfully arranged to maximize flow and functionality. The dining room sets the stage for memorable gatherings, while

    Jeanne De Frisco Netter Real Estate Inc

    230 Sequams Lane Center, West Islip, NY 11795
  • /47

    $1,849,000

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

    497 Woodbury Rd, Cold Spring Harbor, NY 11724

    Beautifully updated and Timeless High Ranch in the Heart of Cold Spring Harbor; Cold Spring Harbor School District. This Spectacular and Fully Renovated House, Blends Classic Elegance with Modern Comfort. This Entertainer's Dream Home is Set on an Expansive Over 1.75 Acre Lot, Offering Privacy, Serenity and Plenty of Room to Entertain and Relax. First Floor, Featuring Grand Entry Foyer, Sun lit

    Parissa Eliassian Douglas Elliman Real Estate

    497 Woodbury Rd, Cold Spring Harbor, NY 11724
  • /44

    $3,250,000

    • 6 Beds
    • 5.5 Baths
    • 5,651 Sq Ft

    9 Wilderness Rd, Nissequogue, NY 11780

    Welcome to refined coastal living in the heart of Nissequogue! This exceptional brand-new construction home is a masterclass in modern elegance, where clean architectural lines meet warm, natural textures and elevated design at every turn. Set on 2 acres of property, this home is tucked away on a private, tree-lined street and offers exclusive beach access, delivering a rare combination of

    Nicole Schwartz RE/MAX Team

    9 Wilderness Rd, Nissequogue, NY 11780
  • /38

    $1,495,000

    • 3 Beds
    • 2.5 Baths
    • 2,500 Sq Ft

    39 Kimberly Dr, Westhampton, NY 11977

    Experience luxurious, easy resort-style living at Westhampton Pines, one of the Hamptons’ most sought-after gated 55+ communities. This beautifully maintained, move-in-ready home offers an inviting open layout designed for both comfort and entertaining. This stunning turnkey residence, ideally located just seconds from the community’s exceptional amenities, features a sun-filled living and dining

    Robert Canberg Nest Seekers International LLC

    39 Kimberly Dr, Westhampton, NY 11977
  • /48

    $2,599,000

    • 6 Beds
    • 8 Baths
    • 3,946 Sq Ft

    2 Riverview Terrace, Smithtown, NY 11787

    Paradise on the Nissequogue River with 65 feet of waterfront, ideal for canoeing, kayaking, and serene relaxation. This impressive 5,500+ sq ft contemporary with traditional accents offers 15 rooms and two fully separate living quarters, each with its own basement—perfect for extended or multi-generational living. Both residences feature updated granite eat-in kitchens with wood cabinetry and

    Jamie Marcantonio Signature Premier Properties

    2 Riverview Terrace, Smithtown, NY 11787
  • /44

    $1,629,000

    • 5 Beds
    • 4.5 Baths
    • 3,800 Sq Ft

    27 Poppy Ln, Levittown, NY 11756

    Welcome to 27 Poppy Lane, Levittown — a truly bespoke luxury residence set on a sprawling 70×100 lot, offering approximately 3,800 sq ft of refined living space and exceptional modern craftsmanship throughout. This thoughtfully designed home features an epic first-floor parent suite, ideal for comfort and privacy, while the second level offers a luxurious primary suite, a junior suite, and

    Harnoor Bhullar Property Professionals Realty

    27 Poppy Ln, Levittown, NY 11756
  • /47

    $1,599,000

    • 6 Beds
    • 3.5 Baths
    • 4,147 Sq Ft

    21 Astor Ave, Saint James, NY 11780

    21 Astor Ave Is Located In The Heart Of Saint James Within The Desirable Smithtown School District. This Custom Built And Architecturally Appealing 6 Bedroom, 3.5 Bath Colonial Is Only 25 Years Young & Sits On 3/4 Of An Acre. A Charming Open Front Porch Greets You Before You Enter The Large 2 Story Foyer With Grand Staircase & A Motorized Chandelier. A Bright Formal Living Room Awaits Your Guests

    Frank Pignataro Sailing Home Realty of L I LLC

    21 Astor Ave, Saint James, NY 11780
  • /46

    $1,225,000

    • 4 Beds
    • 2.5 Baths
    • 2,100 Sq Ft

    175 Uhl Ln, Orient, NY 11957

    Stunning North Fork Colonial in Orient Welcome to your dream home on the beautiful North Fork. Situated on a flat spacious acre with mature specimen trees provide privacy in the desirable community of Orient by the Sea. This post modern residence offers the perfect blend of luxury and comfort with 4 generous bedrooms, including a remarkable 3-room primary suite on the main floor featuring a

    Mary Trester Charles Rutenberg Realty Inc

    175 Uhl Ln, Orient, NY 11957
  • /20

    $845,000

    • 5 Beds
    • 3 Baths
    • 1,512 Sq Ft

    146 Terrace Ave, Elmont, NY 11003

    Welcome to this expansive, sun-filled home offering over 1,500 square feet of interior living space, with its thoughtful 5 bedrooms and 3 full bathrooms layout, coming outfitted with solar panels - a rare find in today’s market. Majorily renovated in 2023, this home blends modern updates with functional design. The design is exceptionally practical, featuring 2 bedrooms on the first floor and 3

    Gavesh Meghan Coldwell Banker American Homes

    146 Terrace Ave, Elmont, NY 11003
  • /49

    $6,495,000

    • 5 Beds
    • 7 Baths
    • 5,586 Sq Ft

    17 Ludlow Ln, Hampton Bays, NY 11946

    Set on 175 feet of private sandy beachfront with a 136' dock, this Shinnecock Bay waterfront residence is designed to highlight its panoramic setting and create a natural flow between interior spaces and the surrounding landscape. Multiple elevations and extensive glasswork frame open bay views from morning through evening, emphasizing light, orientation, and connection to the water. The

    Dave Barkstedt Serhant East End LLC

    17 Ludlow Ln, Hampton Bays, NY 11946
  • /50

    $7,495,000

    • 9 Beds
    • 8 Baths
    • 10,000 Sq Ft

    19 W Tiana Rd, Hampton Bays, NY 11946

    Set beyond a gated driveway and surrounded by mature landscaping, this recently renovated residence offers over 10,000 sq ft of interior living space across three levels; a scale rarely found in Hampton Bays waterfront homes. The property blends modern upgrades with direct water access, expansive outdoor living, and exceptional privacy, creating a setting well suited for multi-generational

    Dave Barkstedt Serhant East End LLC

    19 W Tiana Rd, Hampton Bays, NY 11946
  • /36

    $649,999

    • 4 Beds
    • 2 Baths
    • 1,876 Sq Ft

    244 Lakeside Trail, Ridge, NY 11961

    Beautifully Maintained Four Bedroom Two Bath Home In The Heart Of Lake Panamoka! This Spacious Multi-Level Home Comes Equipped With Breathtaking Year Round Views Of The North Side Of The Lake. Upper Level Has Been Tastefully Updated With Large Downstairs Living Area Setup To Accommodate Everyone And More. Lake Access With Yearly Membership. Enjoy The Peace And Privacy Of Lakeside Living While

    George Newell Handsome Real Estate Inc

    244 Lakeside Trail, Ridge, NY 11961
  • /42

    $3,600,000

    • 9 Beds
    • 5.5 Baths
    • 6,238 Sq Ft

    22 Lake Rd, Great Neck, NY 11020

    Set on just shy of a one-acre parcel, backing directly onto Lake Garrison, this impressive stone mansion offers an extraordinary opportunity to create a truly exceptional luxury residence within the incorporated Village of Lake Success. Encompassing over 7,000 square feet of living space, the home is defined by grand scale, striking architectural elements, and sun-drenched interiors throughout. A

    Michael Pesce BERKSHIRE HATHAWAY

    22 Lake Rd, Great Neck, NY 11020
  • /8

    $1,500,000

    • 6 Beds
    • 2.5 Baths
    • 2,431 Sq Ft

    335 Winthrop St, Westbury, NY 11590

    Absolute gem waiting for its lucky new buyer.

    Joseph Vennera HomeSmart Premier Living Rlty

    335 Winthrop St, Westbury, NY 11590
  • /16

    $799,999

    • 6 Beds
    • 3 Baths
    • 1,422 Sq Ft

    98 Miriam St, Valley Stream, NY 11581

    Discover the perfect blend of space, comfort, and convenience in this 6-bedroom, 3-bath single-family home with a true mother-daughter layout - ideal for extended families, guests, or anyone seeking flexible living options. Every bedroom is generously sized, and the home features a thoughtfully designed multifamily in-law floor plan, allowing for privacy while keeping loved ones close. Enjoy

    hassan shah Keller Williams Realty Greater

    98 Miriam St, Valley Stream, NY 11581
  • /49

    $2,050,000

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

    121 S Jamesport Ave, Jamesport, NY 11970

    Step into the timeless grandeur of Wisteria Court, one of South Jamesport's most admired historic estates. Wisteria Court stands proudly as an iconic 1913 Queen Anne Colonial set on a .75-acre double corner property in the heart of South Jamesport, just two blocks from the beautiful Great Peconic Bay. This grand residence offers rare legal two-family status and expansive living space, surrounded

    Susan Orioli Engel & Volkers North Fork

    121 S Jamesport Ave, Jamesport, NY 11970
  • /39

    $789,000

    • 4 Beds
    • 4.5 Baths
    • 3,708 Sq Ft

    35 Hastings Dr, Ridge, NY 11961

    Welcome to this beautiful 2-Story Colonial sitting on nearly 3/4 of an acre backed up to the woods on a cul-de-sac! This 4 bedroom 4.5 bathroom house has been meticulously cared for. Featuring hardwood & marble flooring, a cozy living room fireplace, and a formal dining room! The backyard boasts an in-ground pool & composite decking. This dream home is a MUST SEE!

    Patricia Conroy Bottke Exit Realty Edge

    35 Hastings Dr, Ridge, NY 11961
  • /39

    $2,600,000

    • 6 Beds
    • 3.5 Baths
    • 5,000 Sq Ft

    5 Mallard Dr, Lloyd Harbor, NY 11743

    Discover the lifestyle at 5 Mallard Dr as you enter the brick pillars of this private road association that leads you down to a breathtaking beach.Completely renovated and located in the Incorporated Village of Lloyd Harbor, this home sits on 2.6 acres in the Cold Spring Harbor School District.Impressive mahogany doors welcome you into this 5/6 bedroom ,4 bath expansive home where

    Sandra Bianco Compass Greater NY LLC

    5 Mallard Dr, Lloyd Harbor, NY 11743
  • /10

    $3,995,000

    • 5 Beds
    • 5.5 Baths
    • 6,000 Sq Ft

    2 Buckingham Ct, Syosset, NY 11791

    Anticipate the Extraordinary in Stone Hill. TO BE BuILT! An exquisite new construction transitional home is slated for completion in the highly sought-after, gated community of Stone Hill in Muttontown. This remarkable residence will span approximately 6,000 square feet on an immaculate, perfectly level property, granting access to all exclusive Stone Hill amenities.Step inside the dramatic

    Batul Morbi Compass Greater NY LLC

    2 Buckingham Ct, Syosset, NY 11791
  • /27

    $1,099,000

    • 4 Beds
    • 3 Baths
    • 2,416 Sq Ft

    120 4th St, Saint James, NY 11780

    Why settle for someone else’s dream when you can build your own? Welcome to this brand-new TO BE BUILT colonial-style home designed with today’s lifestyle in mind. Set on a deep 15,840 sqft lot, this to-be-built beauty will offer over 2,400 square feet of fresh, functional living space and the kind of craftsmanship and energy efficiency only new construction can deliver. Inside, you’ll find four

    James Haydon Realty Connect USA L I Inc

    120 4th St, Saint James, NY 11780
  • /43

    $10,500,000

    • 7 Beds
    • 9 Baths
    • 9,600 Sq Ft

    158 Cobb Rd, Water Mill, NY 11976

    New Construction | Water Mill SouthJust completed by boutique custom builder Heartwood Corp, this 7-bedroom, 9-bathroom, 9,600-square-foot Water Mill South estate showcases signature craftsmanship and refined detail. Positioned on prestigious Cobb Road behind a motorized gate and enveloped by mature, professionally designed landscaping, the property offers a private retreat moments from

    Nicholas Amato Corcoran

    158 Cobb Rd, Water Mill, NY 11976
  • /36

    $1,099,000

    • 4 Beds
    • 3 Baths
    • 2,416 Sq Ft

    122 4th St, Saint James, NY 11780

    Why settle for someone else’s dream when you can build your own? Welcome to this brand-new TO BE BUILT colonial-style home designed with today’s lifestyle in mind. Set on a deep 15,840 sqft lot, this to-be-built beauty will offer over 2,400 square feet of fresh, functional living space and the kind of craftsmanship and energy efficiency only new construction can deliver. Inside, you’ll find four

    James Haydon Realty Connect USA L I Inc

    122 4th St, Saint James, NY 11780
  • /14

    $699,500

    • 4 Beds
    • 3 Baths
    • 1,588 Sq Ft

    10 Pine St N, Lake Grove, NY 11755

    This large Wide-Line Ranch with open floor plan features Living Room, Dining Room, updated Kitchen with granite, 4 bedrooms, 3 full bathrooms, 2 fireplaces, and full finished basement. The basement offers a huge space for a family room or "man cave," with full bath, fireplace, and wet bar. The main floor offers an oversized primary suite with full bath and walk in closet. This is a perfect home

    Robert Satter Showcase of Long Island Realty

    10 Pine St N, Lake Grove, NY 11755

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