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    Islip, NY Office Units for Lease

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    Bayshore, NY West Islip, NY Deer Park, NY Babylon, NY Brentwood, NY East Islip, NY Lindenhurst, NY Wyandanch, NY
    Islip Office Space For Lease
    Updated: Nov 21, 2025
    Islip Office Space For Lease

    309 Main Street, Islip, NY 11751

    $20 SF/Yr
    8,034 sqft
    Gross Lease
    Year Built: 1960
    View details
    Medical Office Suite with Exam Rooms
    Updated: Apr 20
    Medical Office Suite with Exam Rooms

    1-631 Main St, Islip, NY 11751

    $2,400/Mo
    First‑floor medical office suite at 1‑631 Main St, Islip, NY
    Three exam rooms, each with a sink
    Waiting area and reception space
    Two storage rooms and one half bathroom
    Tenant pays gas and electricity
    View details
    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 7 Potential Opportunities for your consideration. Besides 2 Active listings in Islip, NY, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 1 Properties for Sales.

    Office Units for Lease in Nearby Cities

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

    Second-Floor Office Suite
    Second-Floor Office Suite

    146 Railroad Avenue, Sayville, NY 11782

    $7,000/Mo per office
    0.17 AC lot

    Move-in ready second-floor office space with brand-new bathrooms and a modern kitchen in Sayville.

    View details
    Medical Office Suite
    Medical Office Suite

    1420 Montauk Highway, Oakdale, NY 11769

    $1,000/Mo
    0.08 AC lot

    Professionally maintained medical space with a waiting area, kitchenette, accessible bathroom, and dedicated parking.

    View details
    Medical Office Suite with Parking
    Medical Office Suite with Parking

    1420 Montauk Highway, Oakdale, NY 11769

    $950/Mo
    0.08 AC lot

    Professional medical space with private suites, a waiting area, kitchenette, storage, and an accessible bathroom.

    View details
    Bright Top-Floor Office Suite
    Bright Top-Floor Office Suite

    186 W Main Street, Sayville, NY 11782

    $1,800/Mo

    Top-floor suite with a glass conference room, open workspace, and on-site parking for patrons.

    View details

    Similar Spaces for Sale in Islip, NY

    Consider Similar Space for Sale. We found 1 Spaces matching your search parameters.

    Three-Story Mixed-Use Building
    Three-Story Mixed-Use Building

    193 Main St, Islip, NY 11751

    $2,400,000
    14,000 sqft 0.50 AC lot

    BD-zoned property combines open commercial space with upper-level living areas and a fenced site.

    View details

    Islip, NY Office Units Market Trends and Statistics

    Explore Office Units leasing options in Islip, NY with 2 listings featured on our commercial real estate exchange. The current inventory includes 8,034 square feet of properties with an estimated lease value of $20.

    Estimated lease rates for Office Units in Islip, NY average $20 SF/Yr.
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