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3 beds New construction With a pool

4 Bedroom Homes in Islip, NY

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24 of 134 Listings

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24 of 134 Listings

49Active

4 Bedroom Homes in Islip, NY — Page 2

134 listings

4 Bedroom Homes in Islip, NY

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24 of 134 Listings

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4 Bedroom Homes in Islip, NY

24 of 134 Listings

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

49Active

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

$2,125,000

4 bd · 3 ba · 3,850 sqft

110 Elder Road, Islip, NY

David P. Sanders · Compass Greater NY LLC

34Active

$735,000

4 bd · 2 ba · 1,692 sqft

110 N Park Avenue, Islip, NY

Marlon Paul · Voro LLC

43Active

$1,250,000

4 bd · 4 ba · 2,506 sqft

24 Sal Court, Islip, NY

Noreen Graham CBR · Paul Gold Real Estate Inc

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

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

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

50Active

$799,000

4 bd · 2 ba · 2,118 sqft

616 Pat Drive, Islip, NY

Edward Pearson · Exit Realty Achieve

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 · 1,400 sqft

320 Aster Road, Islip, NY

Donna M. Alvino SRES · Exit Family Realty

23Active

$649,000

4 bd · 3 ba · 1,510 sqft

941 Montauk Avenue, Islip, NY

Annette Mina · Douglas Elliman Real Estate

33Active

$680,000

4 bd · 3 ba · 1,534 sqft

35 Jensen Road, Islip, NY

Monica Ghanbari · Coldwell Banker M&D Good Life

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

34Active

$799,990

4 bd · 3 ba · 2,024 sqft

60 Jaycox Avenue, Islip, NY

Michael J. Watts · Michael J Watts & Assoc 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

48Active

$1,199,000

4 bd · 3 ba · 2,739 sqft

4 Saltmeadow Lane, Islip, NY

Tracy L. Boucher CBR · Signature Premier Properties

39Active

$1,195,000

4 bd · 4 ba · 3,102 sqft

259 Astor Drive, Islip, NY

Julie Poidomani · BH&G R E Realty Connect

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

42Active

$1,350,000

4 bd · 4 ba · 4,789 sqft

3 The Moor, Islip, NY

Chris J. Boylan · EXIT Realty Premier

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 102.1% of asking price

Buyers here are paying above asking. MLS · 11 sales · as of Aug 31, 2026

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

Median list price: $525,000
Homes for sale: 27

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

Explore Islip homes

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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 102.1% of asking price

Buyers here are paying above asking. MLS · 11 sales · as of Aug 31, 2026

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

Median list price: $525,000
Homes for sale: 27

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.