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    East Setauket, NY Office Spaces for Lease

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    Smithtown, NY Port Jefferson, NY South Setauket, NY Stonybrook, NY Mount Sinai, NY Lake Grove, NY Selden, NY Saint James, NY
    13 properties
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    Office Suite with Two Offices
    Updated: Jan 19
    Office Suite with Two Offices

    100 N Country, Setauket, NY 11733

    $1,600/Mo
    Approximately 725 square feet of office space
    Two separate offices plus entry and waiting areas
    Dedicated clerical or reception area
    Wall‑to‑wall carpet and central air conditioning
    Located in Setauket's historic Main Street setting
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    Medical Office Space
    Updated: Jul 16
    Medical Office Space

    179 N Belle Mead Ave, East Setauket, NY 11733

    Contact for pricing
    1,800 sqft
    1,800 SF medical office space available for lease
    Located at 179 N Belle Mead Ave, East Setauket, NY 11733
    Situated within Stony Brook Technology Center
    Near St. Charles Hospital and Northwell (John T Mather Hospital)
    Near Stony Brook University Medical Center
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    Medical Office Space with Parking
    Medical Office Space with Parking

    45 Research Way, East Setauket, NY 11733

    Contact for pricing
    4,117 sqft

    Prebuilt medical space is available within the Stony Brook Technology Center at a corner property with frontage on Belle Mead Road and Research Way.

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    First-Floor Medical Office Suite
    First-Floor Medical Office Suite

    24 Research Way, East Setauket, NY 11733

    Contact for pricing
    4,525 sqft

    First-floor pre-built medical space with parking, strong visibility, and signage potential.

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    Class A Data Center Office Building
    Class A Data Center Office Building

    21 Bennetts Rd, E Setauket, NY 11733

    Contact for pricing
    3,560 sqft

    Class A LEED-certified office building with an on-site, PCI-compliant data center and secure 24/7 manual NOC.

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    LEED Certified Office Space
    LEED Certified Office Space

    21 Bennetts Rd, E Setauket, NY

    Contact for pricing
    4,890 sqft 3.76 AC lot

    Class A office building with data center and high-end finishes.

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    East Setauket Storage Space
    East Setauket Storage Space

    6 Technology Dr, East Setauket, NY

    Contact for pricing
    11,974 sqft 3.05 AC lot

    Storage space available in East Setauket, part of Technology Center.

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    First-Floor Medical Office Suite
    First-Floor Medical Office Suite

    24 Research Way, East Setauket, NY 11733

    Contact for pricing
    3,330 sqft

    Pre-built first-floor medical space offering strong visibility and plenty of parking.

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    East Setauket Office Space Available
    East Setauket Office Space Available

    14 Technology Drive, East Setauket, NY 11733

    Contact for pricing
    6,154 sqft

    Office spaces available, ranging from 3,005 to 6,154 SqFt.

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    Plug & Play Office Space
    Plug & Play Office Space

    21 Bennetts Rd, East Setauket, NY 11733

    Contact for pricing
    11,386 sqft

    Up to 11,386 SF of plug & play office space.

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    Corner Office Building with Prebuilt Medical Space
    Corner Office Building with Prebuilt Medical Space

    45 Research Way, East Setauket, NY 11733

    Contact for pricing
    5,255 sqft

    Office units in Stony Brook Technology Center with frontage on Belle Mead Road and Research Way plus prebuilt medical space.

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    East Setauket Medical/Office Space
    East Setauket Medical/Office Space

    4 Technology Dr, East Setauket, NY

    Contact for pricing
    7,819 sqft 3.26 AC lot

    Medical/office space for rent in East Setauket, NY.

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    Prebuilt Medical Office Suite
    Prebuilt Medical Office Suite

    45 Research Way, East Setauket, NY 11733

    Contact for pricing
    8,228 sqft

    Prebuilt medical space is available in a Stony Brook Technology Center corner building with frontage on Belle Mead Road and Research Way.

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    Based on your search, we've compiled 31 Potential Opportunities for your consideration. Besides 13 Active listings in East Setauket, NY, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 10 Properties for Sales.

    Office Spaces for Lease in Nearby Cities

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

    Office Units with Basement Storage
    Office Units with Basement Storage

    907 Main Street, Port Jefferson, NY 11777

    $5,000/Mo

    Multi-level commercial space includes a kitchenette, three bathrooms, and central air conditioning.

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    Configured Office Units with Conference Room
    Configured Office Units with Conference Room

    907 Main Street, Port Jefferson, NY 11777

    $4,350/Mo

    Corner office space offers private rooms, flexible open workspace, meeting facilities, and a kitchenette.

    View details
    Renovated Spa & Wellness Space
    Renovated Spa & Wellness Space

    B-59 Nesconset Hwy, Port Jefferson Station, NY 11776

    $1,000/Mo

    First-floor private or shared space with treatment furnishings, storage, sink, bathroom access, parking, and included utilities.

    View details
    End-Cap Medical Office with Large Windows
    End-Cap Medical Office with Large Windows

    102 Main St, Port Jefferson Station, NY 11776

    Contact for pricing
    5,000 sqft

    Built medical office end-cap with large windows, seven exam rooms, lead-lined x-ray room, and ample parking.

    View details

    Similar Spaces for Sale in East Setauket, NY

    Consider Similar Space for Sale. We found 10 Spaces matching your search parameters.

    Fully Leased Medical Office Portfolio
    Fully Leased Medical Office Portfolio

    220 N. Belle Mead Road, East Setauket, NY 11733

    Contact for pricing
    22,456 sqft 2.13 AC lot

    Two office buildings support medical and professional occupancy with established tenancy and on-site parking.

    View details
    Flex Space with Overhead Door
    Flex Space with Overhead Door

    13 Technology Drive, East Setauket, NY 11733

    Contact for pricing
    13,600 sqft

    Corner office space can be paired with an adjacent industrial unit for expanded operations and storage.

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    Turnkey Ground-Floor Medical Office Suite
    Turnkey Ground-Floor Medical Office Suite

    103-8 Nesconset Hwy, East Setauket, NY 11733

    $999,995
    2,500 sqft

    Ground-floor, turnkey office suite previously used by a medical practitioner, with possible expansion options.

    View details
    Ground-Floor Medical Office Suite
    Ground-Floor Medical Office Suite

    15 TECHNOLOGY DR Unit 103, East Setauket, NY 11733

    $999,995
    2,500 sqft

    Medical office space with direct ground-level access, central air, and on-site parking.

    View details
    Office Unit with Private Suites
    Office Unit with Private Suites

    100 S Jersey, Setauket, NY 11733

    $325,000

    Professional office configuration with reception, shared work space, kitchen, private bathroom, and on-site parking.

    View details
    Ground-Floor Medical Office Suite
    Ground-Floor Medical Office Suite

    8 Technology Drive, East Setauket, NY 11733

    $999,995
    2.84 AC lot

    The unit includes central air, parking-lot access, and public water service.

    View details
    Three-Suite Office Condo
    Three-Suite Office Condo

    100 S Jersey #35, Setauket, NY 11733

    $325,000

    Professional office suite with private rooms, shared workspace, reception, kitchen area, bathroom, and on-site parking.

    View details
    Medical Office For Sale
    Medical Office For Sale

    Strongs Neck, NY 11733

    $999,995
    2.84 AC lot

    2500 SF medical office available for sale or lease.

    View details
    Medical Office Condominium
    Medical Office Condominium

    8 Technology Dr, Setauket-, East Setauket, NY 11733

    Contact for pricing

    For-sale medical office condominium in Stony Brook Technology Park.

    View details
    East Setauket Corner Office Unit
    East Setauket Corner Office Unit

    2-21 Technology Dr, East Setauket, NY

    Contact for pricing
    6,800 sqft 3.08 AC lot

    Corner office unit in Stonybrook Technology/Medical Park.

    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.

    Corner Commercial Land
    Corner Commercial Land

    574 Montauk Highway, Shirley, NY 11967

    $1,500/Mo
    0.18 AC lot

    A compact parcel fronts a busy roadway and has public water available.

    View details
    Fenced Commercial Land
    Fenced Commercial Land

    586 Montauk Highway, Shirley, NY 11967

    $1,000/Mo
    0.18 AC lot

    Fenced vacant parcel beside a grocery and deli with cable availability and private water.

    View details
    Prime Land for Ground Lease
    Prime Land for Ground Lease

    Shirley, NY 11967

    Contact for pricing
    0.46 AC lot

    20,245 sq ft land in high-traffic retail corridor.

    View details
    Commercial Land Development Site
    Commercial Land Development Site

    1467 Montauk Highway, Mastic, NY 11967

    $2,500/Mo
    0.55 AC lot

    Vacant commercial parcel with public water and capacity for a new building.

    View details

    East Setauket, NY Office Spaces Lease Rates & Market Statistics

    Browse 13 Office Spaces for lease in East Setauket, NY on Realmo, a commercial real estate marketplace serving the East Setauket area. The current inventory totals 73,038 square feet of properties — an average of ~5,600 SF per listing.

    Asking lease rates for Office Spaces in East Setauket start at $1,600/Mo, average $1,600/Mo, and reach $1,600/Mo at the top of the market. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings.

    East Setauket accounts for 3% of the 470 office spaces currently available across Suffolk County, where nearby markets include Melville and Huntington. By space type, the market includes 7 medical office space listings, 6 office units and 4 office buildings.

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