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    East Islip, NY Office Buildings for Sale

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    Renovated Multi-Tenant Office Building
    $800,000
    0.28 Acres

    Renovated Multi-Tenant Office Building

    128 Carleton Avenue, East Islip, NY 11730

    Professional office building with strong rental potential in East Islip.

    • 100% Occupied Multi‑Tenant Building in GST Zone
    • Completely Renovated in 2020: HVAC, Exterior, Interiors
    • Features 7 Private Offices + Spacious Conference Room
    • Detached Garage for Storage or Expanded Use
    • Modern Kitchenette and 2 Renovated Bathrooms
    Updated: Feb 16
    View details
    Based on your search, we've compiled 49 Potential Opportunities for your consideration. Besides 1 Active listings in East Islip, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 40 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Explore Opportunities in Nearby Cities

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

    Three Building Office Property
    Contact for pricing
    3,000 SF

    Three Building Office Property

    Three office buildings totaling approximately 3,000 square feet for sale.

    Bayshore, NY
    View details
    Commack Office Building For Sale
    Contact for pricing
    17,044 SF

    Commack Office Building For Sale

    Well-maintained office building in Western Suffolk with ample parking.

    368 Veterans Memorial Hwy, Commack, NY
    View details
    Commercial Investment Property For Sale
    $3,699,000

    Commercial Investment Property For Sale

    Triple net lease, 100% occupied commercial investment property.

    Bayshore, NY 11706
    View details
    Commack Investment Property For Sale
    $2,500,000
    10,500 SF

    Commack Investment Property For Sale

    Commack investment property for sale. Net operating income: $117,632.

    354 Veterans Memorial Hwy, Commack, NY 11725
    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Sayville Land: Build Your Dream
    $1,049,999
    0.38 Acres

    Sayville Land: Build Your Dream

    Spacious land parcel in Sayville, perfect for residential or investment.

    48-52 Browns River Road, Sayville, NY 11782
    View details
    Amityville Land For Sale
    $1,999,990
    0.95 Acres

    Amityville Land For Sale

    0.95 acre commercial land in Amityville, NY.

    770 N Broadway, Amityville, NY 11701
    View details
    Commercial Land Near Montauk Highway
    $699,000
    0.50 Acres

    Commercial Land Near Montauk Highway

    Vacant commercial lot near Montauk Hwy, Shirley, NY.

    V/L Versa Place, Shirley, NY 11967
    View details
    Commercial Land Near Montauk Highway
    $699,000
    0.50 Acres

    Commercial Land Near Montauk Highway

    Prime commercial lot near shopping, zoned J6, approved for building.

    V/L Versa Place, Shirley, NY 11967
    View details

    Explore Off-Market Properties in East Islip, NY

    Consider similar Off-Market properties in East Islip, NY. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    1 Jackson St

    1 Jackson St

    OFFICE BUILDING • 0.34 Acres
    Value Estimation
    $1,150,000
    1 Jackson St, East Islip, NY 11730
    View details
    369 Main St

    369 Main St

    OFFICE BUILDING • 0.04 Acres
    Value Estimation by Request
    369 Main St, East Islip, NY 11730-2800
    View details
    369 Main St

    369 Main St

    OFFICE BUILDING • 0.03 Acres
    Value Estimation by Request
    369 Main St, East Islip, NY 11730-2800
    View details
    369 Main St

    369 Main St

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    369 Main St, East Islip, NY 11730-2800
    View details
    79-83 Main St

    79-83 Main St

    PROFESSIONAL BUILDING • 0.37 Acres
    Value Estimation by Request
    79-83 Main St, East Islip, NY 11730
    View details
    88 Main St

    88 Main St

    OFFICE BUILDING • 0.23 Acres
    Value Estimation
    $665,000
    88 Main St, East Islip, NY 11730-2528
    View details
    96 Main St

    96 Main St

    OFFICE BUILDING • 0.45 Acres
    Value Estimation by Request
    96 Main St, East Islip, NY 11730-2531
    View details
    Main St

    Main St

    OFFICE BUILDING • 0.16 Acres
    Value Estimation by Request
    Main St, East Islip, NY 11730
    View details
    45 Main St

    45 Main St

    PROFESSIONAL BUILDING • 0.74 Acres
    Value Estimation by Request
    45 Main St, East Islip, NY 11730-2502
    View details
    268 Main St

    268 Main St

    PROFESSIONAL BUILDING • 0.26 Acres
    Value Estimation by Request
    268 Main St, East Islip, NY 11730-2835
    View details
    149 Main St

    149 Main St

    OFFICE BUILDING • 0.25 Acres
    Value Estimation by Request
    149 Main St, East Islip, NY 11730-2644
    View details
    167 Main St

    167 Main St

    PROFESSIONAL BUILDING • 0.23 Acres
    Value Estimation by Request
    167 Main St, East Islip, NY 11730-2602
    View details
    200 Carleton Ave

    200 Carleton Ave

    OFFICE BUILDING • 1.55 Acres
    Value Estimation by Request
    200 Carleton Ave, East Islip, NY 11730-1222
    View details
    228 Main St

    228 Main St

    PROFESSIONAL BUILDING • 0.35 Acres
    Value Estimation by Request
    228 Main St, East Islip, NY 11730-2711
    View details
    216 Carleton Ave

    216 Carleton Ave

    PROFESSIONAL BUILDING • 0.43 Acres
    Value Estimation by Request
    216 Carleton Ave, East Islip, NY 11730-1222
    View details
    8 Laurel Ave

    8 Laurel Ave

    PROFESSIONAL BUILDING • 0.76 Acres
    Value Estimation by Request
    8 Laurel Ave, East Islip, NY 11730-2131
    View details
    107 Main St

    107 Main St

    PROFESSIONAL BUILDING • 0.32 Acres
    Value Estimation by Request
    107 Main St, East Islip, NY 11730-2337
    View details
    74 Carleton Ave

    74 Carleton Ave

    PROFESSIONAL BUILDING • 0.18 Acres
    Value Estimation by Request
    74 Carleton Ave, East Islip, NY 11730-2109
    View details
    3045 Sunrise Hwy

    3045 Sunrise Hwy

    OFFICE BUILDING • 1.14 Acres
    Value Estimation by Request
    3045 Sunrise Hwy, East Islip, NY 11730
    View details
    137 Main St

    137 Main St

    PROFESSIONAL BUILDING • 0.33 Acres
    Value Estimation by Request
    137 Main St, East Islip, NY 11730-2601
    View details
    8 Greenwood Ave

    8 Greenwood Ave

    PROFESSIONAL BUILDING • 0.09 Acres
    Value Estimation by Request
    8 Greenwood Ave, East Islip, NY 11730-2138
    View details
    369 Main St

    369 Main St

    OFFICE BUILDING • 0.04 Acres
    Value Estimation by Request
    369 Main St, East Islip, NY 11730-2800
    View details
    127 Main St

    127 Main St

    PROFESSIONAL BUILDING • 0.51 Acres
    Value Estimation by Request
    127 Main St, East Islip, NY 11730-2343
    View details

    East Islip, NY Office Buildings Investment Opportunities Market Analysis

    Explore 41 office buildings for sale in East Islip, NY on our real estate platform. These investment opportunities span a total of 156,380 square feet of properties for sale, with an estimated market value of $2,860,000.

    Sale prices for office properties in East Islip, NY start at $235,000, averaging $476,666, and reaching up to $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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    Most Searched ZIP Codes in East Islip, NY

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