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Islip, NY Homes for Sale | Realty.com
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440 listings
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Homes for Sale in Islip, NY

Homes for Sale in Islip, NY

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24 of 440 Listings
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Homes for Sale in Islip, NY

24 of 440 Listings

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TO

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas
  1. 19 Clubhouse Circle — photo31Active

    $579,000

    3 bd · 3 ba · 1,742 sqft

    19 Clubhouse Circle, Islip, NY

    Linda A. Lazio · BH&G R E Realty Connect

  2. 1512 Peters Boulevard — photoOpen house Sun, Nov 8 · 1:00 PM31Active

    $499,990

    3 bd · 1 ba · 1,608 sqft

    1512 Peters Boulevard, Islip, NY

    Lisa Palermo · Signature Premier Properties

  3. 213 Hilltop Drive — photoNew1Active

    $619,999

    3 bd · 2 ba · 1,624 sqft

    213 Hilltop Drive, Islip, NY

    Maria I. Mancia CBR · BH&G R E Realty Connect

  4. 979 Wilson Boulevard — photo25Active

    $659,000

    6 bd · 4 ba · 2,496 sqft

    979 Wilson Boulevard, Islip, NY

    Karina P. Arevalo · Coldwell Banker Reliable R E

  5. 252 Storm Drive — photoNew23Active

    $495,000

    3 bd · 2 ba · 1,172 sqft

    252 Storm Drive, Islip, NY

    Joan S. Mamo · BH&G R E Realty Connect

  6. 23 Wilcox Lane — photo29Active

    $649,999

    5 bd · 3 ba · 2,081 sqft

    23 Wilcox Lane, Islip, NY

    Serafino DeSimone · Desimone Real Estate

  7. 332 Crooked Hill Road — photoNew13Active

    $680,000

    5 bd · 2 ba · 1,951 sqft

    332 Crooked Hill Road, Islip, NY

    Luigina G. Lantigua · Signature Premier Properties

  8. 9 Monsen Street — photoNew33Active

    $649,000

    4 bd · 3 ba · 1,400 sqft

    9 Monsen Street, Islip, NY

    Tara J. Wright · Howard Hanna Coach

  9. 39 Ferraro Drive — photoOpen house Sun, Nov 8 · 1:00 PM34Active

    $674,450

    3 bd · 2 ba · 1,640 sqft

    39 Ferraro Drive, Islip, NY

    Anna Marie Fiore CBR · Fiore Real Estate Sales Corp

  10. 15 Mackay Drive — photo41Active

    $739,000

    3 bd · 2 ba · 1,800 sqft

    15 Mackay Drive, Islip, NY

    Viviane Higgins · Coldwell Banker American Homes

  11. 651 Sylvan Avenue — photoOpen house Sun, Nov 8 · 12:00 PM49Active

    $769,000

    4 bd · 2 ba · 1,728 sqft

    651 Sylvan Avenue, Islip, NY

    Barbara Leogrande · Douglas Elliman Real Estate

  12. 187 The Helm — photo12Active

    $5,970,000

    5 bd · 8 ba · 7,024 sqft

    187 The Helm, Islip, NY

    George Jin · NB Elite Realty LLC

  13. 31 Evergreen Avenue — photo2Active

    $550,000

    4 bd · 2 ba · 2,062 sqft

    31 Evergreen Avenue, Islip, NY

    Amanda Rose PSA SRS · OverSouth LLC

  14. 184 Newman Street — photoOpen house Sun, Nov 8 · 12:30 PM23Active

    $595,000

    4 bd · 2 ba · 1,478 sqft

    184 Newman Street, Islip, NY

    Charles V. Maione · Douglas Elliman Real Estate

  15. 26 Seabreeze Lane — photoOpen house Sun, Nov 8 · 1:00 PM47Active

    $1,175,000

    5 bd · 3 ba · 2,613 sqft

    26 Seabreeze Lane, Islip, NY

    Maria Flyntz · Daniel Gale Sothebys Intl Rlty

  16. 282 Leaf Avenue — photo28Active

    $725,000

    4 bd · 2 ba · 2,400 sqft

    282 Leaf Avenue, Islip, NY

    Raj K. Jaggi · JAGGI Real Estate

  17. 18 Green Avenue — photo32Active

    $925,000

    4 bd · 4 ba · 2,344 sqft

    18 Green Avenue, Islip, NY

    Doris M. Kennedy · Kennedy L I Realty

  18. 103 Center Avenue — photoOpen house Sun, Nov 8 · 1:30 PM1Active

    $569,000

    4 bd · 1 ba · 1,732 sqft

    103 Center Avenue, Islip, NY

    Tammy J. Ramsay · Eric G Ramsay Jr Assoc LLC

  19. 16 Vita Drive — photoOpen house Sun, Nov 8 · 12:00 AM25Active

    $659,900

    3 bd · 2 ba · 1,100 sqft

    16 Vita Drive, Islip, NY

    Margarita Burgos · Millennium Homes

  20. 27 Richmond Boulevard Unit 2B — photo17Active

    $398,999

    2 bd · 1 ba · 883 sqft

    27 Richmond Boulevard Unit 2B, Islip, NY

    Joan Favicchio · Vintage American Realty LLC

  21. 97 Herbert Street — photoOpen house Sun, Nov 8 · 1:00 PM4Active

    $499,000

    3 bd · 2 ba · 1,520 sqft

    97 Herbert Street, Islip, NY

    Tracy L. Sobel CBR · Signature Premier Properties

  22. 27 Pinetop Drive — photoOpen house Sun, Nov 8 · 2:00 PM29Active

    $668,000

    3 bd · 2 ba · 1,082 sqft

    27 Pinetop Drive, Islip, NY

    Rohit Garg · Island Edge Homes

  23. 863 Pease Lane — photoOpen house Sun, Nov 8 · 2:00 PM41Active

    $889,998

    5 bd · 3 ba · 3,013 sqft

    863 Pease Lane, Islip, NY

    Dawn Sofio · Daniel Gale Sothebys Intl Rlty

  24. 397 1st Avenue — photoOpen house Sat, Nov 14 · 1:00 PM32Active

    $569,000

    4 bd · 1 ba · 1,344 sqft

    397 1st Avenue, Islip, NY

    Kerri-Ann Murphy Schlomann · Cornerstone Properties of LI

12…19
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Listing data & MLS disclosures

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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
  • Your local brokerage

    TO

    Thomas O'Leary

    Realty.com

    Lic. #10311208632

    Call Thomas

    Nearby areas

    ZIP codes

    • 11746 (123)
    • 11772 (103)
    • 11743 (102)
    • 11727 (98)
    • 11801 (88)
    • 11756 (84)
    • 11706 (81)
    • 11951 (80)

    Cities

    • Brookhaven (1,207)
    • Huntington (375)
    • Hempstead (298)
    • Babylon (292)
    • Smithtown (188)
    • West Babylon (37)
    • Riverhead (34)
    • Mastic Beach (9)

    Islip, NY community profile

    Area
    5.1 sq. mi.

    Source: HJN community data

    Islip housing market

    September 2026

    Islip 12-month median sale price trend

    Homes that sold · County records, as of Sep 23, 2026

    Median sale price
    $597,500$516,689–$852,875 typical range
    Sales
    14
    Paid in cash
    50.0%

    Homes on the market · MLS, as of Sep 27, 2026

    Median list price
    $612,500
    Homes for sale
    32

    Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 9, 2026

    Median home size
    1,687 sq. ft.