4 Bedroom homes for sale & real estate in Islip, NY

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NEW 9 MINS AGO

ABOUT THIS HOME
4 Bedroom Homes for Sale in Islip, NY
Welcome to 14 Urn Court, a truly unique and meticulously maintained four-bedroom, two-bathroom home in highly desirable Brentwood. Perfectly situated on a serene cul-de-sac, this property offers an exceptional blend of modern comfort, space, and unparalleled convenience. Experience the ideal multi-generational or flexible living setup with an inviting, bright, and airy main level. Highlights include two potential primary bedrooms, both featuring his & her closets, plus a luxurious private en suite with a Jacuzzi bathtub for your perfect daily retreat. The adaptable layout easily offers options for a dedicated home office, cozy den, or formal dining room. The expansive basement is an e

$660,000

4 beds2 baths2,050 sq ft

14 Urn Ct, Brentwood, NY 11717

0.3 acre lot • 2 parking spots • Built 1965

COMING SOON

ABOUT THIS HOME
4 Bedroom Homes for Sale in Islip, NY
Welcome to 11 Val Ct in Holbrook! Beautiful and spacious 4-bedroom, 2.5-bath home featuring a bright eat-in kitchen, formal dining room, and inviting living spaces with hardwood flooring and a cozy fireplace. Enjoy the convenience of an in-unit washer and dryer, attached 2-car garage, and full basement offering great storage and potential. The home includes oil heating, cesspool system, and a private backyard with a stunning in-ground pool, perfect for entertaining. Ideally located near schools, parks, shopping, and major roadways. Don’t miss this amazing opportunity! * PHOTOS COMING SOON *

$749,900

4 beds2.5 baths2,327 sq ft

11 Val Ct, Holbrook, NY 11741

0.46 acre lot • 2 garage spots • Pool

Listing by ARVY Realty

COMING SOON

ABOUT THIS HOME
4 Bedroom Homes for Sale in Islip, NY
Coming soon! 4 bedroom 1.5 bath cape with GAS conversion and virtually new roof - 3 years young! Come make this one your own - photos to come!

$499,000

4 beds1.5 baths1,080 sq ft

360 Arcadia Dr, West Islip, NY 11795

0.27 acre lot • Garage • Built 1953

Listing by Signature Premier Properties

OPEN SAT, 12PM TO 2PM

ABOUT THIS HOME
4 Bedroom Homes for Sale in Islip, NY
Welcome to 87 Root Ave, Central Islip—where “move-in ready” actually means move in and relax. Renovated in 2017, this home delivers modern style, flexible space, and serious curb appeal with updated vinyl siding and stacked-stone accents. Step inside to an open-concept kitchen featuring a large center island and plenty of room for a full-size kitchen table—seating for everyone. The space flows directly into the formal dining room, perfect for holidays, birthdays, or nights when takeout feels fancy. The first-floor private bedroom with a full bath is ideal for guests, in-laws, or anyone who values their own space. Upstairs, the primary suite with ensuite bath offers c

$699,999

4 beds3.5 baths1,976 sq ft

87 Root Ave, Central Islip, NY 11722

Large center island • Formal dining room • Private bedroom

Listing by Your Home Sold Guaranteed Rlty

ABOUT THIS HOME
4 Bedroom Homes for Sale in Islip, NY
Beach Front Post Modern Contemporary on a 30 house Private Island only 34 miles from Manhattan. Private beach, private marina accommodating 6+ boats and multiple Jet-skis. Deep Water can accommodate 100ft+ yacht. 25 Foot high walls of glass with 360 degree water views of Great South Bay, Inner Coastal Waterway, Fire Island Inlet, Atlantic Ocean, 3 bridges, 2 light houses and the NYC Sky Line. . 5 Minutes to Babylon Train Station. Boasting 4 bedrooms, 3.5 bathrooms, radiant heat. Loft/art gallery set in nature. Parking for 20+ cars, perfect for entertaining. Amazing fishing right off your own pier. One of a kind, can not be duplicated.

$2,299,990

4 beds3.5 baths3,384 sq ft

30 Captree Is, Babylon, NY 11702

Parking for 20 cars • Private marina • Loft art gallery

Listing by World Prop Intl Sea to Sky

$629,999

4 beds3 baths1,700 sq ft

1 Holbrook St, Bay Shore, NY 11706

Listing by Realty Connect USA L I Inc

Property at 42 Quintuck Ln, East Islip, NY 11730, 4 beds, 2.5 baths

$925,000

4 beds2.5 baths2,376 sq ft

42 Quintuck Ln, East Islip, NY 11730

Listing by Signature Premier Properties

Property at 66 Colton Ave, Sayville, NY 11782, 4 beds, 2 baths

$829,000

4 beds2 baths2,100 sq ft

66 Colton Ave, Sayville, NY 11782

Listing by Douglas Elliman Real Estate

Property at 10 Maria Ct, Holbrook, NY 11741, 4 beds, 5 baths

$749,000

4 beds5 baths2,984 sq ft

10 Maria Ct, Holbrook, NY 11741

Listing by Signature Premier Properties

Property at 839 Pine Ave, West Islip, NY 11795, 4 beds, 3 baths

$925,000

4 beds3 baths3,000 sq ft

839 Pine Ave, West Islip, NY 11795

Listing by Ed Ryan Real Estate Group

Property at 2129 Sycamore Ave, Ronkonkoma, NY 11779, 4 beds, 2.5 baths

$649,000

4 beds2.5 baths1,993 sq ft

2129 Sycamore Ave, Ronkonkoma, NY 11779

Listing by Signature Premier Properties

Property at 741 Ocean Ave, Bohemia, NY 11716, 4 beds, 2 baths

$670,000

4 beds2 baths1,268 sq ft

741 Ocean Ave, Bohemia, NY 11716

Listing by Winzone Realty Inc

Property at 187 Audwin Dr, Islip Terrace, NY 11752, 4 beds, 2 baths

$649,000

4 beds2 baths1,579 sq ft

187 Audwin Dr, Islip Terrace, NY 11752

Listing by Coldwell Banker American Homes

Property at 255 N 7th St, Ronkonkoma, NY 11779, 4 beds, 1.5 baths

$559,000

4 beds1.5 baths1,738 sq ft

255 N 7th St, Ronkonkoma, NY 11779

Listing by Compass Greater NY LLC

Property at 18 Timberpoint Rd, East Islip, NY 11730, 4 beds, 2.5 baths

$1,649,999

4 beds2.5 baths3,504 sq ft

18 Timberpoint Rd, East Islip, NY 11730

Listing by Serhant LLC

Property at 1113 Joselson Ave, Bay Shore, NY 11706, 4 beds, 3 baths

$599,999

4 beds3 baths2,168 sq ft

1113 Joselson Ave, Bay Shore, NY 11706

Listing by Signature Premier Properties

Property at 30 W Shore Rd, Oakdale, NY 11769, 4 beds, 2.5 baths

$849,999

4 beds2.5 baths2,841 sq ft

30 W Shore Rd, Oakdale, NY 11769

Listing by Douglas Elliman Real Estate

Property at 81 Old Broadway Ave, Sayville, NY 11782, 4 beds, 4.5 baths

$1,950,000

4 beds4.5 baths3,800 sq ft

81 Old Broadway Ave, Sayville, NY 11782

Listing by RustyCap O Inc

Property at 40 Straw Ln, Islandia, NY 11749, 4 beds, 2 baths

$649,000

4 beds2 baths2,200 sq ft

40 Straw Ln, Islandia, NY 11749

Listing by Douglas Elliman Real Estate

Property at 468 Ferndale Blvd, Islip, NY 11751, 4 beds, 2 baths

$689,000

4 beds2 baths1,364 sq ft

468 Ferndale Blvd, Islip, NY 11751

Listing by Gotham City Realty Group LLC

Property at 364 W 2nd St, West Islip, NY 11795, 4 beds, 2 baths

$850,000

4 beds2 baths1,846 sq ft

364 W 2nd St, West Islip, NY 11795

Listing by Realty Connect USA L I Inc

Property at 68 7th St, Bay Shore, NY 11706, 4 beds, 1.5 baths

$619,000

4 beds1.5 baths— sq ft

68 7th St, Bay Shore, NY 11706

Listing by Signature Premier Properties

Property at 34 Hilliard Ave, Central Islip, NY 11722, 4 beds, 2 baths

$599,999

4 beds2 baths1,224 sq ft

34 Hilliard Ave, Central Islip, NY 11722

Listing by Realty Maintained LLC

Property at 1514 Grundy Ave, Holbrook, NY 11741, 4 beds, 2 baths

$699,900

4 beds2 baths1,700 sq ft

1514 Grundy Ave, Holbrook, NY 11741

Listing by Oversouth LLC

Property at 86 Ackerly Ln, Ronkonkoma, NY 11779, 4 beds, 2 baths

$599,000

4 beds2 baths1,428 sq ft

86 Ackerly Ln, Ronkonkoma, NY 11779

Listing by Coldwell Banker American Homes

Property at 27 Grouse Dr, Brentwood, NY 11717, 4 beds, 2 baths

$579,990

4 beds2 baths2,146 sq ft

27 Grouse Dr, Brentwood, NY 11717

Listing by Charles Rutenberg Realty Inc

Property at 439 Southport St, Ronkonkoma, NY 11779, 4 beds, 2 baths

$699,999

4 beds2 baths1,800 sq ft

439 Southport St, Ronkonkoma, NY 11779

Listing by Coldwell Banker American Homes

Property at 15 Arbor Ct, Bohemia, NY 11716, 4 beds, 3.5 baths

$1,149,000

4 beds3.5 baths3,302 sq ft

15 Arbor Ct, Bohemia, NY 11716

Listing by Howard Hanna Coach

Property at 60 Lincoln Ave, Sayville, NY 11782, 4 beds, 2 baths

$699,990

4 beds2 baths2,150 sq ft

60 Lincoln Ave, Sayville, NY 11782

Listing by Realty Connect USA L I Inc

Property at 230 Kensington Ave, Bayport, NY 11705, 4 beds, 2 baths

$679,000

4 beds2 baths1,386 sq ft

230 Kensington Ave, Bayport, NY 11705

Listing by HomeSmart Premier Living Rlty

Property at 147 W Bayberry Rd, Islip, NY 11751, 4 beds, 3.5 baths

$2,599,000

4 beds3.5 baths3,500 sq ft

147 W Bayberry Rd, Islip, NY 11751

Listing by Netter Real Estate Inc

Property at 1515 Lincoln Ave, Bohemia, NY 11716, 4 beds, 2.5 baths

$1,398,000

4 beds2.5 baths4,500 sq ft

1515 Lincoln Ave, Bohemia, NY 11716

Listing by Douglas Elliman Real Estate

Property at 348 Hauser Ave, Holbrook, NY 11741, 4 beds, 2 baths

$740,000

4 beds2 baths2,428 sq ft

348 Hauser Ave, Holbrook, NY 11741

Listing by Signature Premier Properties

Property at 404 Vanderbilt Blvd, Oakdale, NY 11769, 4 beds, 1 bath

$675,000

4 beds1 bath1,602 sq ft

404 Vanderbilt Blvd, Oakdale, NY 11769

Listing by Touchdown Homes Inc

Property at 1 Bayview Ave, Islip, NY 11751, 4 beds, 3.5 baths

$1,999,999

4 beds3.5 baths2,980 sq ft

1 Bayview Ave, Islip, NY 11751

Listing by Douglas Elliman Real Estate

Property at 44 3rd St, Brentwood, NY 11717, 4 beds, 2 baths

$639,000

4 beds2 baths2,326 sq ft

44 3rd St, Brentwood, NY 11717

Listing by Northshore Properties Realty

Property at 13 Poplar St, Central Islip, NY 11722, 4 beds, 1 bath

$525,000

4 beds1 bath1,090 sq ft

13 Poplar St, Central Islip, NY 11722

Listing by Realty Connect USA LI Inc

Property at 70 Heyward St, Brentwood, NY 11717, 4 beds, 1 bath

$549,000

4 beds1 bath1,158 sq ft

70 Heyward St, Brentwood, NY 11717

Listing by Howard Hanna Coach

Property at 31 Franklin Ave, Brentwood, NY 11717, 4 beds, 2 baths

$679,000

4 beds2 baths1,006 sq ft

31 Franklin Ave, Brentwood, NY 11717

Listing by Coldwell Banker American Homes

Property at 726 Middle, Bayport, NY 11705, 4 beds, 3 baths

$949,990

4 beds3 baths2,933 sq ft

726 Middle, Bayport, NY 11705

Listing by Century 21 Parisi Realty

Property at 190 Connetquot Dr, Oakdale, NY 11769, 4 beds, 3 baths

$899,000

4 beds3 baths3,146 sq ft

190 Connetquot Dr, Oakdale, NY 11769

Listing by Coldwell Banker American Homes

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Based on information submitted to the MLS GRID as of Fri Nov 28 2025. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

4 Bedroom Homes for Sale in Islip

There are currently 95 4 bedroom homes in Islip. Some of these homes are "Hot Homes," meaning they're likely to sell quickly. Most homes for sale in Islip stay on the market for 35 days and receive 9 offers. Popular neighborhoods include Mayfair, Hamlet Golf Country Club, Fire Island Pines, Babylon, and Long Island. This map is refreshed with the newest listings in Islip every 15 minutes.

In the past month, 203 homes have been sold in Islip. In addition to houses in Islip, there were also 80 condos, 1 townhouse, and 6 multi-family units for sale in Islip last month. Find your dream home in Islip using the tools above. Use filters to narrow your search by price, square feet, beds, and baths to find homes that fit your criteria. Our top-rated real estate agents in Islip are local experts and are ready to answer your questions about properties, neighborhoods, schools, and the newest listings for sale in Islip. If you're looking to sell your home in the Islip area, our listing agents can help you get the best price. Redfin is redefining real estate and the home buying process in Islip with industry-leading technology, full-service agents, and lower fees that provide a better value for Redfin buyers and sellers.

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