20

Middlesex County NJ Homes for Sale with In-Law Suite

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  • /2

    $1,800,000

    • 6 Beds
    • 5 Baths
    • 6,478 Sq Ft

    153 Old Beekman Rd, Monmouth Junction, NJ 08852

    Experience unmatched luxury in this stunning distinguished custom estate showcasing 6 bedrooms, 5 bathrooms, and exquisite designer finishes throughout. Modernized with a custom addition in 2021, this home seamlessly blends timeless architecture with contemporary comfort. The second-floor primary suite is a true retreat, featuring his-and-hers closets, a spa-like bathroom with dual shower heads,

    Agent Photo

    Chiquita Pittman

    RE/MAX FIRST REALTY

    (732) 631-8579

    153 Old Beekman Rd, Monmouth Junction, NJ 08852
  • /24

    $792,990 New Construction

    • 3 Beds
    • 3 Baths
    • 2,120 Sq Ft

    Poitier ESP Plan at Serenity Walk at Plainsboro, Plainsboro, NJ 08536

    Covered porch leading into a foyer with 13' ceilings, perfect for welcoming guests . Extra Suite Plus with living room and optional kitchenette, ideal for multi-generational living . Dedicated home office, leaving you plenty of space for remote work . Open living area with vaulted ceiling and optional beams . Kitchen with spacious center island and storage. Primary suite with walk-in closet and

    K. Hovnanian Homes Builder
    10 Mount Dr Unit 36455014, Plainsboro, NJ 08536
  • /32

    $925,000 Open Sun 1PM - 4PM

    • 4 Beds
    • 3 Baths
    • 3,250 Sq Ft

    428 Railroad Ave, South Amboy, NJ 08879

    Experience the modern living in this masterfully crafted 4 BEDROOMS, 3 Full BATHS, *New Construction 2025*, situated on one of the nice and quiet streets. Built with impeccable attention to detail and superior craftsmanship, this home combines timeless design with today's most sought-after luxury finishes.The open-concept floor plan is bathed in natural light, featuring 5'' wide-plank hardwood

    Beata Pruszkowski RE/MAX CENTRAL

    428 Railroad Ave, South Amboy, NJ 08879
  • /41

    $1,299,000

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

    8 Stephenville Pkwy, Edison, NJ 08820

    6 Bed | 6 Bath | 4,000 Sq. Ft. | Corner Lot 0.46 Acre | North Edison School District. completely rebuilt in 2002, expanded by approximately 2,000 sq. ft. in 2015, and beautifully updated again in 2025, this exceptional custom home offers the perfect combination of space, privacy, and modern elegance.Designed as mother-daughter styles home, it features a dedicated in-law suite with a private

    Charanjeet Kaur KELLER WILLIAMS ELITE REALTORS

    8 Stephenville Pkwy, Edison, NJ 08820
  • /53

    $1,225,000

    • 5 Beds
    • 4.5 Baths
    • 4,003 Sq Ft

    29 N Disbrow Hill Rd, Monroe Township, NJ 08831

    Welcome to this stunning 4000+ sq ft luxury custom built residence set on a 1.4-acre private lot in Monroe Township. Offering elegance, comfort, and exceptional functionality, this home is perfect for multi-generational living with its first-floor in-law suite/apartment, complete with its own living room, full kitchen, full bath, private deck, and direct access to the walkout basement. Step

    PRAJISHA PREM Better Homes and Gardens Real Estate Maturo

    29 N Disbrow Hill Rd, Monroe Township, NJ 08831
  • /48

    $925,000

    • 4 Beds
    • 2.5 Baths
    • 2,944 Sq Ft

    185 Fresh Ponds Rd, Monmouth Junction, NJ 08852

    Welcome home to your custom retreat where new memories await! Nestled on a full acre in desirable South Brunswick, this 4-bedroom, 2.5-bath bi-level home offers 2,944 square feet of beautifully updated living space plus an additional 200 sq. ft. detached bonus flex room with cable, heating, and AC—perfect for a home office, studio, or gym. With welcoming curb appeal, landscaped grounds, and an

    Roslyn Sibilia ERA Central Realty Group

    185 Fresh Ponds Rd, Monmouth Junction, NJ 08852
  • /37

    $875,990

    • 6 Beds
    • 3.5 Baths

    11 Stillwell Rd, Kendall Park, NJ 08824

    Welcome to 11 Stillwell Rd, a unique home offering two separate living spaces, perfect for a large household or added privacy. One wing features a fun, open-concept kitchen, living, and dining area with 2 bedrooms and a full bath, while the other boasts 4 bedrooms and 2.5 bathrooms, providing ample space for everyone. With an abundance of living space on a 0.40-acre lot, this home is both

    BRIAN FRENCH PROGRESSIVE REALTY GROUP

    11 Stillwell Rd, Kendall Park, NJ 08824
  • /27

    $877,990 New Construction

    • 3 Beds
    • 3 Baths
    • 2,789 Sq Ft

    Kerr Plan at Serenity Walk at Plainsboro, Plainsboro, NJ 08536

    Beautiful 2-story floorplan with sunlit open layout . First-floor Extra Suite, perfect for guests. Dedicated home office, for telecommuting in comfort . Kitchen with oversized island and stainless steel appliances . Great room with sliding door to covered outdoor patio . Separate dining area, great for hosting. First-floor primary suite with walk-in closet and bath . Additional bedroom and

    K. Hovnanian Homes Builder
    10 Mount Dr Unit 36477659, Plainsboro, NJ 08536
  • /19

    $1,199,000 New Construction

    • 5 Beds
    • 4.5 Baths
    • 3,256 Sq Ft

    114 Whispering Hills Rd, South Plainfield, NJ 07080

    Spectacular custom new construction home in the most sought after Whispering Hills neighborhood of South Plainfield. This exceptional 5-BD, 4 1/2 BA home offers approximately 3256 sq ft. The main floor is thoughtfully designed for comfort and elegant entertaining featuring a guest suite with an adjacent full Bathroom, grand family room, kitchen,1/2 bathroom, spacious dining room and living room.

    DENISE SULLIVAN JACK PEDERSEN REALTY

    114 Whispering Hills Rd, South Plainfield, NJ 07080
  • /32

    $762,500 Open Sat 11AM - 1PM

    • 5 Beds
    • 3.5 Baths

    111 Applegate Ave, Monroe Township, NJ 08831

    Beautiful corner lot home in Monroe. This spacious residence offers 5 bedrooms and 3.5 bathrooms, including a versatile first-floor bedroom with a full bath. Perfect as a guest suite or a room for a nanny. The backyard can become a summer oasis with an above-ground pool, patio, and plenty of space for entertaining. Featuring a generous layout, modern updates, and an ideal location, this property

    Trisha Kilgour Heritage House Sotheby's International Realty

    111 Applegate Ave, Monroe Township, NJ 08831
  • /49

    $799,999

    • 3 Beds
    • 4 Baths
    • 2,671 Sq Ft

    4807 Stonehedge Rd, Edison, NJ 08820

    Beautiful Large End-Unit Townhouse, East Facing. Located in The Grande Woods community! This amazing home offers an Open Layout , 3 Large Bedrooms, 2 Full Bathrooms, and 2 Half Bathrooms, Large Eat in Kitchen, Plenty of Closets. All windows and sliding door replaced 2014, Furnace & AC 2014 & Water Heater 2013. Gorgeous Hardwood Floors in all 3 Levels. This End-unit model offers privacy. 2

    Veronica Hary FOX & FOXX REALTY, LLC

    4807 Stonehedge Rd, Edison, NJ 08820
  • /35

    $659,900

    • 4 Beds
    • 2 Baths

    14 Spoganetz Ave, Carteret, NJ 07008

    Welcome to this fully renovated bi-level home perfectly situated on a desirable corner lot, closely located to great parks and schools. Bright, open, and inviting, this home offers a thoughtful layout and modern upgrades throughout. Inside, you'll love the sun-filled living and dining areas that flow seamlessly into the lovely 2-tone kitchen, complete with a large window above the sink, abundant

    LINDA DI MARTINO CHRISTIE'S INT. REAL ESTATE GROUP

    14 Spoganetz Ave, Carteret, NJ 07008
  • /38

    $825,000

    • 4 Beds
    • 3 Baths
    • 1,759 Sq Ft

    8 Kelly St, Metuchen, NJ 08840

    Updated & expanded 4+BED 3 Full Baths Custom Cape in the heart of Metuchen. Minutes from train station, Whole Foods, Downtown Metuchen, YMCA, pool club, shopping, restaurants & all major roadways. High Efficiency Carrier HVAC (2019). Updated appliances, recessed lights & refinished hardwood floors. Updated Baths, Kitchen, electric and plumbing. Replacement windows. First floor guest suite with

    Susan Marcrie RE/MAX INNOVATION

    8 Kelly St, Metuchen, NJ 08840
  • /45

    $770,000

    • 3 Beds
    • 2.5 Baths
    • 2,059 Sq Ft

    87 Fairway Blvd, Monroe Township, NJ 08831

    Welcome to 87 Fairway Blvd, Monroe, NJ Located in the prestigious The Greens at Forsgate a gated, non-age-restricted golf course community in one of Central New Jersey's top-rated school districts! This stunning Inveraray model sits on the 17th hole of the famous Forsgate golf course with adjacent practice and sandtrap putting green next to the home. This beauty offers nearly 2,100 sq.

    Pete Maimone C 21 Gloria Zastko Realty

    87 Fairway Blvd, Monroe Township, NJ 08831
  • /45

    $715,000

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

    24 Owens Rd, Old Bridge, NJ 08857

    Expanded 4 Bedroom 2 Full Bath Split Level w/Inground Pool, 1-Car-Garage, & Finished Basement* 70x120 PVC Fenced Property*Vinyl Siding*Timberline Roof*Foyer w/Cer.Tile*Easily Multi-Family Floor Plan w/First Floor Bedroom, Full Bathroom, and Living Room Plus Garage*Family Room Opens to Additional Den w/Vaulted Ceiling & Slider to Yard* Living Rm w/Vaulted Ceiling*Formal Dining Rm w/Vaulted

    David Rosenbaum Ellen Rosenbaum Real Estate

    24 Owens Rd, Old Bridge, NJ 08857
  • /42

    $1,399,990

    • 5 Beds
    • 4.5 Baths

    403 New Dover Rd, Colonia, NJ 07067

    Stunning 5BR, 4.5BA Custom Home in Colonia's Prestigious Estate Section! Impressive custom-built home featuring 5 spacious bedrooms, 4.5 baths, and a full finished walkout basement. Enter through a foyer with a grand spiral staircase and chandelier. Formal dining room, living room with fireplace and cherry wood floors. Gourmet kitchen with artistic design and sliding glass doors throughout the

    Mary Ziotas C-21 MACK MORRIS IRIS LURIE

    403 New Dover Rd, Colonia, NJ 07067
  • /6

    $499,900

    • 5 Beds
    • 3 Baths

    203 Walnut St, Dunellen, NJ 08812

    Beautiful 5 bedrooms Cap Cod, in law suite, or mother in daughter style, finished basement. Close to bus stop and train station, downtown, close to major highways and University and shopping centers. CCO approved.

    CARLOS A HERNANDEZ EXP REALTY, LLC

    203 Walnut St, Dunellen, NJ 08812
  • /22

    $590,000

    • 4 Beds
    • 2 Baths

    155 Summers Ave, Piscataway, NJ 08854

    PRICE REDUCTION!! Don't miss this opportunity!! Located in a highly sought after neighborhood, this NORTH EAST facing freshly painted ranch offers the perfect blend of comfort, versatility and curb appeal. Ideal for overnight guests the home includes a private suite complete with a full bathroom. The main living area features three well sized bedrooms with hardwood floors, a full main bathroom

    OLGA VAZ WEICHERT REALTORS

    155 Summers Ave, Piscataway, NJ 08854
  • /6

    $750,000

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

    1758 S 2nd St, Piscataway, NJ 08854

    Margaret Ajamian COLDWELL BANKER REALTY

    1758 S 2nd St, Piscataway, NJ 08854
  • /30

    $1,449,000

    • 6 Beds
    • 4 Baths
    • 3,900 Sq Ft

    36 Fiume St, Iselin, NJ 08830

    Anil Aggarwal VYLLA HOME

    36 Fiume St, Iselin, NJ 08830
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