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4 Bedroom Homes in Islip, NY

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24 of 127 Listings

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24 of 127 Listings

Open house Sat, Oct 24 · 1:00 PM30

4 Bedroom Homes in Islip, NY — Page 2

127 listings

4 Bedroom Homes in Islip, NY

Hide Map

24 of 127 Listings

Map

4 Bedroom Homes in Islip, NY

24 of 127 Listings

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Open house Sat, Oct 24 · 1:00 PM30

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Active

$719,999

4 bd · 4 ba · 2,561 sqft

11 Palm Street, Islip, NY

Doneil Fletcher · Power Team Realty Corp

Open house Sat, Oct 3 · 12:00 PM18Active

$999,999

4 bd · 2 ba · 1,785 sqft

123 Hiawatha Drive, Islip, NY

Donna Fox · Howard Hanna Coach

50Active

$1,595,000

4 bd · 3 ba · 2,354 sqft

81 Widgeon Court, Islip, NY

Tammy J. Ramsay · Eric G Ramsay Jr Assoc LLC

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

18Active

$559,000

4 bd · 2 ba · 3,439 sqft

362 Middle Road, Islip, NY

Gloria Calderon · Professional RE of New York

Open house Sat, Oct 3 · 1:00 PM29Active

$600,000

4 bd · 2 ba · 1,148 sqft

1528 Baldwin Boulevard, Islip, NY

Peter C. Grosso CBR · RE/MAX Integrity Leaders

Open house Fri, Oct 2 · 4:30 PM31Active

$1,450,000

4 bd · 3 ba · 3,850 sqft

80 Oak Road, Islip, NY

Nicole Commisso · Vantage Realty Partners

20Active

$548,888

4 bd · 2 ba · 1,364 sqft

1065 Udall Road, Islip, NY

Jae X. Smith · Plush Properties Inc

Open house Sun, Oct 4 · 11:00 AM49Active

$2,125,000

4 bd · 3 ba · 3,850 sqft

110 Elder Road, Islip, NY

David P. Sanders · Compass Greater NY LLC

Open house Sat, Oct 3 · 4:00 PM34Active

$735,000

4 bd · 2 ba · 1,692 sqft

110 N Park Avenue, Islip, NY

Marlon Paul · Voro LLC

1Active

$699,995

4 bd · 2 ba · 1,720 sqft

128 Blake Avenue, Islip, NY

Peter A. Velez · Deal House Realty Inc.

15Active

$619,000

4 bd · 2 ba · 1,213 sqft

1340 Manor Lane, Islip, NY

Christine G. Jansson · Realty Maintained LLC

48Active

$979,000

4 bd · 3 ba · 2,866 sqft

32 Hamlet Drive, Islip, NY

Jonathan Schuman · Blue Island Homes NY LLC

49Active

$799,000

4 bd · 2 ba · 2,118 sqft

616 Pat Drive, Islip, NY

Edward Pearson · Exit Realty Achieve

22Active

$1,199,000

4 bd · 3 ba · 2,500 sqft

Lot 5 Lakeland Woods 5, Islip, NY

Marion M. Wagner · RE/MAX Integrity Leaders

27Active

$599,000

4 bd · 2 ba · 1,632 sqft

116 Saint Johns Street, Islip, NY

Wendy Rodriguez · Real Broker NY LLC

26Active

$699,000

4 bd · 2 ba · 1,793 sqft

73 Cherokee Avenue, Islip, NY

Richard D. Bocchieri E-PRO GRI ABR · Netter Real Estate Inc

28Active

$719,999

4 bd · 2 ba · 7,841 sqft

1993 Lincoln Avenue, Islip, NY

Martha A. Munguia · Millennium Homes

25Active

$749,999

4 bd · 2 ba · 1,698 sqft

41 Richmond Street, Islip, NY

Michael C. Kenny · EXP Realty

23Active

$549,803

4 bd · 3 ba · 1,598 sqft

125 W 3rd Street, Islip, NY

Stephanie B. Calinoff · Signature Premier Properties

20Active

$639,000

4 bd · 2 ba · 1,932 sqft

26 Avenue D, Islip, NY

Kim S. Palazzolo · Douglas Elliman Real Estate

23Active

$700,000

4 bd · 3 ba · 2,210 sqft

139 5th Avenue, Islip, NY

Raafae Khalid · Property Professionals Realty

Open house Fri, Oct 2 · 4:00 PM48Active

$1,199,000

4 bd · 3 ba · 2,739 sqft

4 Saltmeadow Lane, Islip, NY

Tracy L. Boucher CBR · Signature Premier Properties

30Active

$689,000

4 bd · 2 ba · 1,968 sqft

1320 Pine Acres Boulevard, Islip, NY

Panagiota Papazaharias PSA · Redfin Real Estate

48Active

$619,000

4 bd · 3 ba · 1,896 sqft

327 Medea Way, Islip, NY

Maria Caifa · Coldwell Banker American Homes

1 2 3…6

Listing data & MLS disclosures

OneKey MLS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange of OneKey MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright © 2026 OneKey MLS. All Rights Reserved

Islip housing market

August 2026 · This period is still settling

Selling at 101.3% of asking price

Buyers here are paying above asking. MLS · 12 sales · as of Aug 31, 2026

Homes on the market · MLS, as of Aug 24, 2026–Aug 31, 2026

Median list price: $525,000
Homes for sale: 27
Median days on market: 15 days

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Aug 19, 2026

Median home size: 1,687 sq. ft.

Islip, NY community profile

Area: 5.1 sq. mi.

Source: HJN community data

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Listing data & MLS disclosures

OneKey MLS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange of OneKey MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright © 2026 OneKey MLS. All Rights Reserved

Islip, NY community profile

Area: 5.1 sq. mi.

Source: HJN community data

Islip housing market

August 2026 · This period is still settling

Selling at 101.3% of asking price

Buyers here are paying above asking. MLS · 12 sales · as of Aug 31, 2026

Homes on the market · MLS, as of Aug 24, 2026–Aug 31, 2026

Median list price: $525,000
Homes for sale: 27
Median days on market: 15 days

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Aug 19, 2026

Median home size: 1,687 sq. ft.