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    East Islip, NY Medical Office Space for Sale

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    High-Visibility Commercial Property on Carleton Avenue
    $1,800,000
    6,100 SF

    High-Visibility Commercial Property on Carleton Avenue

    55 Carleton Ave, East Islip, NY 11730

    0.98-acre commercial property suited for office, medical, or veterinary use.

    • High‑visibility 0.98‑acre commercial property on Carleton Avenue.
    • Zoned GSD, suitable for office, medical, or veterinary use.
    • Opportunity for expansion up to 11,000 sq. ft. or redevelopment up to 17,000 sq. ft.
    • Prime location in East Islip with strong commercial activity and desirable demographics.
    • Easy access to Sunrise Hwy and Southern State Parkway.
    Updated: Oct 24, 2025
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    East Islip Medical/Fitness Property
    Contact for pricing
    23,518 SF

    East Islip Medical/Fitness Property

    269 E Main St, E Islip, NY 11730

    23,518 SF building on 1.2 acres, high-traffic location.

    • +/-23,518 SF Building with parking on a 1.2 Acre Lot
    • Two‑Tenant, low‑management medical and fitness property
    • Located on heavily‑trafficked East Main Street (Montauk Hwy)
    • Combined WALT of 11 years
    View details
    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in East Islip, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Explore Opportunities in Nearby Cities

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

    West Islip Office Near Hospital
    Pending
    $1,500,000
    1,770 SF

    West Islip Office Near Hospital

    Renovated office space adjacent to Good Samaritan Hospital.

    800 Montauk Hwy, West Islip, NY 11795
    View details
    Medical Office Near Good Samaritan
    Pending
    $1,500,000

    Medical Office Near Good Samaritan

    Renovated medical office space adjacent to Good Samaritan Hospital.

    800 Montauk Hwy, West Islip, NY 11795
    View details
    Medical Office Building For Sale
    Contact for pricing
    5,676 SF

    Medical Office Building For Sale

    5,676 SF medical office on 2.73 acres.

    289 E Main St, Smithtown, NY 11787
    View details
    Smithtown Medical Office Building
    $3,340,000
    9,800 SF

    Smithtown Medical Office Building

    9,800 SF Medical Office, 100% Leased

    9 Brooksite Dr, Smithtown, NY 11787
    View details

    East Islip, NY Medical Office Space Investment Opportunities Market Analysis

    Explore 2 medical office space for sale in East Islip, NY on our real estate platform. These investment opportunities span a total of 42,689 square feet of properties for sale, with an estimated market value of $1,800,000.

    Sale prices for medical spaces in East Islip, NY start at $1,800,000, averaging $1,800,000, and reaching up to $1,800,000 — 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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