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Realty.com
Buy

Start here

  • Homes for sale by state
  • Home buying tips
  • Before you start looking
  • The buying timeline

Afford it

  • Today's mortgage rates
  • Mortgage calculator
  • How much can I afford?
  • Get pre-approved

Make the deal

  • Writing a winning offer
  • Inspections & appraisals
  • Closing costs, itemized
  • Find a buyer's agent
Save searchAdvertiseSign In
Saved homesSaved searchesYour toursYour inquiriesRecently viewedAccount settings

Sell

Selling Options

  • What's my home worth?
  • Compare selling options
  • Get an instant cash offer
  • Buy before you sell

Resources

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  • When should I sell?
  • Home selling tips
  • Pricing your home
  • What's worth fixing first
  • Find a seller's agent
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33 listings

Homes for Sale in 11751, NY

Homes for Sale in 11751, NY

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9 of 33 Listings
Map

Homes for Sale in 11751, NY

9 of 33 Listings

  1. 2397 Union Boulevard 7a — photoPrice Reduced13Active

$255,000

1 bd · 1 ba · 850 sqft

2397 Union Boulevard 7a, Islip, NY

Nicole A. Calandro · Cornerstone Properties of LI

  • 112 Cardinal Lane Unit 2a — photo14Active

    $149,900

    1 bd · 1 ba · 500 sqft

    112 Cardinal Lane Unit 2a, Islip, NY

    Richard R. Krug PSA SRES SFR · Coldwell Banker American Homes

  • 2449F Union Boulevard 9B — photo20Active

    $284,999

    2 bd · 1 ba · 938 sqft

    2449F Union Boulevard 9B, Islip, NY

    Nicole Schwartz · RE/MAX Team

  • 150 Main St. Unit 57 — photo24Active

    $235,000

    2 bd · 1 ba · 460 sqft

    150 Main St. Unit 57, Islip, NY

    Maria C. Wilbur · Signature Premier Properties

  • 2453 D Union Boulevard Unit 4a — photoPrice Reduced19Active

    $219,900

    2 bd · 1 ba · 750 sqft

    2453 D Union Boulevard Unit 4a, Islip, NY

    Roman Davydov · Exit Realty First Choice

  • 2397 Union Boulevard Unit 8a — photoPrice Reduced27Active

    $250,000

    2 bd · 1 ba · 925 sqft

    2397 Union Boulevard Unit 8a, Islip, NY

    Miles Pollak · Migrate Realty LLC

  • 2449F Union Boulevard Unit 12B — photoPrice Reduced16Active

    $225,000

    1 bd · 1 ba · 617 sqft

    2449F Union Boulevard Unit 12B, Islip, NY

    Angela Testa · Signature Premier Properties

  • 2453D Union Boulevard 2a — photo18Active

    $227,000

    1 bd · 1 ba · 825 sqft

    2453D Union Boulevard 2a, Islip, NY

    Steve Lazo · Real Broker NY LLC

  • 20 Whitman Avenue — photoPrice Reduced19Active

    $579,000

    3 bd · 2 ba · 1,197 sqft

    20 Whitman Avenue, Islip, NY

    Todd A. Yovino · Island Advantage Realty LLC

  • 12
    Realty.com

    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

    Equal Housing OpportunityEqual Housing Lender

    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.

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    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
    11751, NY Homes for Sale — Page 2 | Realty.com

    Nearby areas

    ZIP codes

    • 11746 (120)
    • 11743 (104)
    • 11772 (103)
    • 11727 (97)
    • 11520 (93)
    • 11801 (89)
    • 11590 (86)
    • 11756 (85)

    Cities

    • Brookhaven (1,165)
    • Hempstead (546)
    • Islip (439)
    • Huntington (381)
    • Babylon (291)
    • Smithtown (188)
    • West Babylon (37)
    • Riverhead (23)