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    South Setauket, NY Commercial Real Estate for Sale

    10 results
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    Centereach Office Space For Sale
    $699,000
    0.30 Acres

    Centereach Office Space For Sale

    2539 Middle Country Road, Centereach, NY 11720

    Office spaces in high-traffic Centereach location on Middle Country Road.

    • High‑traffic location on Middle Country Road (Route 25)
    • Multiple office spaces suitable for end‑users or investors
    • Central air conditioning
    • Baseboard heating
    • Basement included
    Updated: Oct 30, 2025
    View details
    Established Dental Office For Sale
    Contact for pricing
    3,549 SF

    Established Dental Office For Sale

    1 Mark Tree Road, Centereach, NY 11720

    Long-term dental tenant in medical corridor.

    • Stable dental office with long‑term tenant retention potential.
    • 10‑year initial lease term (expires March 19, 2033).
    • Located in a well‑established medical corridor.
    • Resilient tenant profile in a healthcare‑driven submarket.
    • Strong visibility and reliable patient traffic.
    Updated: Mar 25
    View details
    Approved Medical Development Site
    $1,950,000
    2.20 Acres

    Approved Medical Development Site

    Shovel-ready site for two Class A medical buildings.

    1742 Middle Country Rd, Centereach, NY 11720
    View details
    Centereach Retail Building For Sale
    $1,500,000
    3,500 SF

    Centereach Retail Building For Sale

    Free-standing retail building with stable income and redevelopment potential.

    1442 Middle Country Rd, Centereach, NY
    View details
    Freestanding Retail Building For Sale
    $1,999,000
    4,200 SF

    Freestanding Retail Building For Sale

    Highly visible, renovated retail building with flexible zoning and ample parking.

    2845 Middle Country Rd, Centereach, NY
    View details
    Centereach Retail Property For Sale
    $10,440,000
    58,000 SF

    Centereach Retail Property For Sale

    58,000 SF retail property in Centereach, NY.

    2100 Middle Country Rd, Centereach, NY
    View details
    Centereach Center Retail Investment
    Contact for pricing
    87,949 SF

    Centereach Center Retail Investment

    Fully leased retail center in central Suffolk County.

    1980 Middle Country Rd, Centereach, NY
    View details
    Centereach Retail Redevelopment Opportunity
    $2,500,000
    5,600 SF

    Centereach Retail Redevelopment Opportunity

    Free-standing retail site with redevelopment potential and ample parking.

    14 Dawn Dr, Centereach, NY
    View details
    Centereach Commercial Land For Sale
    $749,000
    1.15 Acres

    Centereach Commercial Land For Sale

    1.15 acre commercial land with pre-approved 7,000 sqft building.

    3067 Middle Country Rd, Centereach, NY
    View details
    Centereach Retail and Office Space
    Contact for pricing
    5,600 SF

    Centereach Retail and Office Space

    5,600 SqFt retail and office space available for sale.

    2101 Middle Country Rd, Centereach, NY 11720
    View details
    Based on your search, we've compiled 265 Potential Opportunities for your consideration. Besides 10 Active listings in South Setauket, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 251 Off-Market properties to explore as potential leads

    Explore Opportunities in Nearby Cities

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

    Ronkonkoma Land For Sale
    $300,000
    0.28 Acres

    Ronkonkoma Land For Sale

    Two adjacent lots totaling 0.28 acres in Ronkonkoma, NY.

    Oak Street, Ronkonkoma, NY 11779
    View details
    Ronkonkoma Land For Sale
    $300,000
    0.66 Acres

    Ronkonkoma Land For Sale

    0.66 acres of commercial land in Ronkonkoma, NY.

    Gatelot Avenue, Ronkonkoma, NY 11779
    View details
    Renovated Retail Building Near Mall
    $1,999,000
    4,200 SF

    Renovated Retail Building Near Mall

    Renovated retail building near Smith Haven Mall with high visibility.

    2845 Middle Country Road, Lake Grove, NY 11755
    View details
    Lake Grove Office Building For Sale
    $839,000
    2,750 SF

    Lake Grove Office Building For Sale

    2,750 SF office building on 0.67 acres in Lake Grove.

    2800 Middle Country Rd, Lake Grove, NY
    View details

    Explore Off-Market Properties in South Setauket, NY

    Consider similar Off-Market properties in South Setauket, 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.

    1782 Middle Country Rd

    1782 Middle Country Rd

    SHOW ROOM, WAREHOUSE • 0.55 Acres
    Value Estimation
    $605,000
    1782 Middle Country Rd, Centereach, NY 11720-3537
    View details
    1794 Middle Country Rd

    1794 Middle Country Rd

    COMMERCIAL (GENERAL) • 0.36 Acres
    Value Estimation
    $600,000
    1794 Middle Country Rd, Centereach, NY 11720-3537
    View details
    13 Coleman Rd

    13 Coleman Rd

    OFFICE/RESIDENTIAL (MIXED USE) • 0.45 Acres
    Value Estimation
    $650,000
    13 Coleman Rd, Centereach, NY 11720-3066
    View details
    1416 Middle Country Rd

    1416 Middle Country Rd

    STORE/OFFICE (MIXED USE) • 0.17 Acres
    Value Estimation by Request
    1416 Middle Country Rd, Centereach, NY 11720-3512
    View details
    1412 Middle Country Rd

    1412 Middle Country Rd

    STORE/OFFICE (MIXED USE) • 0.16 Acres
    Value Estimation by Request
    1412 Middle Country Rd, Centereach, NY 11720-3512
    View details
    2382 Middle Country Rd

    2382 Middle Country Rd

    STORE/OFFICE (MIXED USE) • 0.33 Acres
    Value Estimation by Request
    2382 Middle Country Rd, Centereach, NY 11720
    View details
    1523 Middle Country Rd

    1523 Middle Country Rd

    PROFESSIONAL BUILDING • 0.09 Acres
    Value Estimation
    $550,000
    1523 Middle Country Rd, Centereach, NY 11720-3513
    View details
    1521 Middle Country Rd

    1521 Middle Country Rd

    OFFICE/RESIDENTIAL (MIXED USE) • 0.19 Acres
    Value Estimation
    $550,000
    1521 Middle Country Rd, Centereach, NY 11720-3513
    View details
    15 Horseblock Rd

    15 Horseblock Rd

    CAR WASH • 0.62 Acres
    Value Estimation by Request
    15 Horseblock Rd, Centereach, NY 11720
    View details
    2360 Middle Country Rd

    2360 Middle Country Rd

    STORE/OFFICE (MIXED USE) • 0.18 Acres
    Value Estimation
    $600,000
    2360 Middle Country Rd, Centereach, NY 11720-3523
    View details
    2092 Middle Country Rd

    2092 Middle Country Rd

    GAS STATION • 0.52 Acres
    Value Estimation
    $1,190,000
    2092 Middle Country Rd, Centereach, NY 11720-3563
    View details
    2450 Middle Country Rd

    2450 Middle Country Rd

    PROFESSIONAL BUILDING • 0.45 Acres
    Value Estimation
    $900,000
    2450 Middle Country Rd, Centereach, NY 11720-3548
    View details
    Middle Country Rd

    Middle Country Rd

    GAS STATION • 0.36 Acres
    Value Estimation
    $1,200,000
    Middle Country Rd, Centereach, NY 11720
    View details
    1790 Middle Country Rd

    1790 Middle Country Rd

    SHOW ROOM, WAREHOUSE • 0.39 Acres
    Value Estimation by Request
    1790 Middle Country Rd, Centereach, NY 11720-3537
    View details

    South Setauket, NY Commercial Real Estate Investment Opportunities Market Analysis

    Explore 261 commercial real estate for sale in South Setauket, NY, showcased through 10 active listings on our real estate platform. These investment opportunities span a total of 13,068 square feet of properties for sale, with an estimated market value of $699,000.

    Sale prices for business properties in South Setauket, NY start at $699,000, averaging $699,000, and reaching up to $699,000 — 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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