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    East Setauket, NY Office Properties & Spaces for Sale

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    Prime Setauket Office Condo
    $325,000
    0.02 Acres

    Prime Setauket Office Condo

    100 S Jersey Avenue unit: 35, Setauket, NY 11733

    Polished commercial office space in a sought-after Setauket location.

    • Prime location in Heritage Square Office Condos, Setauket, offering high visibility and a professional atmosphere.
    • Versatile layout with three private office suites, a spacious communal work area, and a dedicated reception area.
    • Ideal for a variety of businesses including health/wellness, medical, legal, or professional services.
    • Conveniently located near Stony Brook University, Stony Brook Hospital, the train station, and Port Jefferson Village.
    • Includes essential amenities: kitchen with refrigerator and sink, and a private bathroom.
    Updated: Jan 13
    View details
    Medical Office in East Setauket
    $1,100,000
    2.84 Acres

    Medical Office in East Setauket

    8 Technology Drive unit: 103, East Setauket, NY 11733

    Prime medical real estate for sale in East Setauket.

    • Prime medical real estate in a sought‑after location.
    • Turn‑key office ready for immediate use by medical professionals.
    • Ground floor unit providing easy access for patients/customers.
    • Potential for expansion with proper permits.
    • Available for sale or NNN lease.
    Updated: May 11, 2025
    View details
    Medical Office Space For Sale
    $1,100,000
    2,500 SF

    Medical Office Space For Sale

    2500 SF medical office space available for sale.

    8 Nesconset Hwy Ste 103, East Setauket, NY 11733
    View details
    East Setauket Office Space
    $375,000
    1,146 SF

    East Setauket Office Space

    Office space available for purchase in East Setauket, NY.

    100 S Jersey Ave, East Setauket, NY
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    East Setauket Corner Office Unit
    Contact for pricing
    6,800 SF

    East Setauket Corner Office Unit

    Corner office unit in Stonybrook Technology/Medical Park.

    2-21 Technology Dr, East Setauket, NY
    View details
    Based on your search, we've compiled 139 Potential Opportunities for your consideration. Besides 5 Active listings in East Setauket, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 126 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.

    Professional Office Building For Sale
    $799,000
    5,000 SF

    Professional Office Building For Sale

    Well-maintained 5,000 SF office building in Port Jefferson, NY.

    111 N Country Road, Port Jefferson, NY 11777
    View details
    Net-Leased Medical Office Asset
    $2,281,840
    5,000 SF

    Net-Leased Medical Office Asset

    Single-tenant medical office with predictable cash flow and rent growth.

    492 Old Town Rd, Port Jefferson Station, NY 11776
    View details
    Updated Mixed-Use Property For Sale
    $799,000
    13,504 SF

    Updated Mixed-Use Property For Sale

    Versatile, updated mixed-use property with flexible layout and strong visibility.

    4515 Nesconset Highway, Port Jefferson Station, NY 11776
    View details
    Office
    $799,000
    5,000 SF

    Office

    Office buildings · 5,000 SF

    111 N Country Rd, Port Jefferson, NY 11777
    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.

    Prime Land in Port Jefferson
    $3,250,000
    4.10 Acres

    Prime Land in Port Jefferson

    4.1 acre commercial land in revitalizing Port Jefferson Station.

    527/529 Route 112, Port Jefferson Station, NY 11776
    View details
    Prime Commercial Parcel in Smithtown
    $1,100,000
    1.22 Acres

    Prime Commercial Parcel in Smithtown

    High-visibility commercial land for sale in a thriving business district.

    Middle Country Road, Smithtown, NY 11780
    View details
    Prime Commercial Land Opportunity
    $1,100,000
    1.22 Acres

    Prime Commercial Land Opportunity

    High-visibility commercial land parcel in Smithtown, ideal for development.

    Middle Country Road, Smithtown, NY 11780
    View details
    Rocky Point Commercial Lot
    $390,000
    0.41 Acres

    Rocky Point Commercial Lot

    J-2 zoned commercial lot in Rocky Point, NY.

    N Country Roads, Rocky Point, NY
    View details

    Explore Off-Market Properties in East Setauket, NY

    Consider similar Off-Market properties in East 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.

    100 Jersey Ave, Unit B-36

    100 Jersey Ave, Unit B-36

    CONDOMINIUM OFFICES • 0.03 Acres
    Value Estimation by Request
    100 Jersey Ave, East Setauket, NY 11733-2034
    View details
    9 Technology Dr

    9 Technology Dr

    CONDOMINIUM OFFICES • 0.10 Acres
    Value Estimation
    $1,000,000
    9 Technology Dr, East Setauket, NY 11733-4000
    View details
    7 Jersey Ave

    7 Jersey Ave

    OFFICE BUILDING • 0.77 Acres
    Value Estimation
    $1,580,000
    7 Jersey Ave, East Setauket, NY 11733-2065
    View details
    45 Research Way

    45 Research Way

    OFFICE BUILDING • 6.00 Acres
    Value Estimation by Request
    45 Research Way, East Setauket, NY 11733-6401
    View details
    19 Technology Dr

    19 Technology Dr

    CONDOMINIUM OFFICES • 0.10 Acres
    Value Estimation
    $925,000
    19 Technology Dr, East Setauket, NY 11733-4000
    View details
    100 Jersey Ave, Unit B-27

    100 Jersey Ave, Unit B-27

    CONDOMINIUM OFFICES • 0.03 Acres
    Value Estimation by Request
    100 Jersey Ave, East Setauket, NY 11733-2034
    View details
    4 Technology Dr

    4 Technology Dr

    OFFICE BUILDING • 0.04 Acres
    Value Estimation
    $1,765,000
    4 Technology Dr, East Setauket, NY 11733-4080
    View details
    Belle Mead N Ave

    Belle Mead N Ave

    PROFESSIONAL BUILDING • 0.13 Acres
    Value Estimation
    $3,270,000
    Belle Mead N Ave, East Setauket, NY 11733
    View details
    13 Technology Dr

    13 Technology Dr

    CONDOMINIUM OFFICES • 0.16 Acres
    Value Estimation
    $2,355,000
    13 Technology Dr, East Setauket, NY 11733-4000
    View details
    17 Technology Dr

    17 Technology Dr

    CONDOMINIUM OFFICES • 0.16 Acres
    Value Estimation
    $2,355,000
    17 Technology Dr, East Setauket, NY 11733-4000
    View details
    15 Technology Dr

    15 Technology Dr

    CONDOMINIUM OFFICES • 0.16 Acres
    Value Estimation
    $2,355,000
    15 Technology Dr, East Setauket, NY 11733-4000
    View details
    100 Jersey Ave, Unit B-33

    100 Jersey Ave, Unit B-33

    CONDOMINIUM OFFICES • 0.02 Acres
    Value Estimation by Request
    100 Jersey Ave, East Setauket, NY 11733-2034
    View details
    11 Technology Dr

    11 Technology Dr

    CONDOMINIUM OFFICES • 0.13 Acres
    Value Estimation
    $650,000
    11 Technology Dr, East Setauket, NY 11733-4000
    View details
    3400 Nesconset Hwy

    3400 Nesconset Hwy

    PROFESSIONAL BUILDING • 0.02 Acres
    Value Estimation by Request
    3400 Nesconset Hwy, East Setauket, NY 11733-3327
    View details
    21 Bennetts Rd

    21 Bennetts Rd

    PROFESSIONAL BUILDING • 4,482 SF
    Value Estimation
    $725,000
    21 Bennetts Rd, East Setauket, NY 11733-1243
    View details
    100 Jersey Ave, Unit A-8

    100 Jersey Ave, Unit A-8

    CONDOMINIUM OFFICES • 0.02 Acres
    Value Estimation by Request
    100 Jersey Ave, East Setauket, NY 11733-2034
    View details
    100 Jersey Ave, Unit A-11

    100 Jersey Ave, Unit A-11

    CONDOMINIUM OFFICES • 0.02 Acres
    Value Estimation by Request
    100 Jersey Ave, East Setauket, NY 11733-2034
    View details
    188 Belle Mead Ave

    188 Belle Mead Ave

    PROFESSIONAL BUILDING • 1.03 Acres
    Value Estimation
    $530,000
    188 Belle Mead Ave, East Setauket, NY 11733-3455
    View details
    100 Jersey Ave, Unit A-7

    100 Jersey Ave, Unit A-7

    CONDOMINIUM OFFICES • 0.02 Acres
    Value Estimation by Request
    100 Jersey Ave, East Setauket, NY 11733-2034
    View details

    East Setauket, NY Office Properties & Spaces Investment Opportunities Market Analysis

    Explore 131 office properties & spaces for sale in East Setauket, NY, showcased through 5 active listings on our real estate platform. These investment opportunities span a total of 402,782 square feet of properties for sale, with an estimated market value of $20,425,000.

    Sale prices for office spaces in East Setauket, NY start at $205,000, averaging $1,021,250, and reaching up to $3,295,000 — 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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