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    West Islip, NY
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    West Islip, NY Multifamily Properties for Sale

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    Fort Ann, NY Babylon, NY Bayshore, NY Islip, NY Brightwaters, NY Lindenhurst, NY Deer Park, NY Wyandanch, NY
    Legal Two-Family Duplex
    Updated: Jul 9
    Legal Two-Family Duplex

    527 Milligan Lane, West Islip, NY 11795

    $785,000
    0.23 AC lot
    Legal two‑family property documented by certificate of occupancy
    First‑floor unit with 2 bedrooms, 1 full bath, hardwood floors, quartz counters, and new appliances
    Upper apartment includes 2 large bedrooms, granite‑counter kitchen, living room, and formal dining room
    100' X 100' lot totaling 0.23 acres
    Massive detached 2‑car garage with driveway, open, and on‑street parking
    View details
    Realmo Analytics Monitor Off-market properties and contact owners who are ready to sell. Many signals applied to make quality leads for you. Get Leads
    Based on your search, we've compiled 5 Potential Opportunities for your consideration. Besides 1 Active listings in West Islip, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Three-Unit Triplex
    Three-Unit Triplex

    112 Hillside Road, Deer Park, NY 11729

    $995,000
    0.11 AC lot

    A ground-floor residence and two upper-level apartments create a three-unit configuration.

    View details
    Mixed-Use Building with Storefronts
    Mixed-Use Building with Storefronts

    51-53 West Montauk Highway, Lindenhurst, NY 11757

    Contact for pricing
    5,000 sqft

    Two first-floor storefronts and five upstairs apartments create a compact, live/work income setup in one property.

    View details
    Vacant Land
    Vacant Land

    108 Hillside Rd, Deer Park, NY 11729

    $155,000

    Residential land & home lots

    View details
    Waterfront Duplex with Boat Slip
    Waterfront Duplex with Boat Slip

    756 Hickory Street, Lindenhurst, NY 11757

    $749,000
    1,200 sqft

    Legal two-family ranch with separate utilities, driveways, and canal access.

    View details

    West Islip, NY Multifamily Properties Market Trends and Statistics

    Explore 1 multifamily properties for sale in West Islip, NY on our real estate platform.

    Sale prices for multifamily properties in West Islip, NY average $785,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Duplexes 1

    Demographics Overview

    Population 25K
    Population Growth (5Y) +0.3%
    Median Household Income $171,068
    College Educated 73.9%

    High-Yield Neighborhoods for Investment

    Identify West Islip submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    11795 $785K

    Listings Trend

    New vs delisted commercial listings in Suffolk County

    New Delisted

    Total CRE Inventory on Market (SF)

    How Realmo verifies these figures

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