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    Port Jefferson, NY
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    Port Jefferson, NY Commercial Real Estate for Sale

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    Coram, NY Selden, NY East Setauket, NY
    11 results
    Suffolk County Commercial Investment Property
    $810,000
    2,000 SF

    Suffolk County Commercial Investment Property

    Port Jefferson, NY 11777

    Commercial property for sale in Suffolk County with existing tenant.

    • Existing tenant provides stable income of $4,456 monthly with 3% yearly increase and three years remaining on the lease.
    • Tenant pays property tax ($10,131.76) and Village Tax ($1,410.32) plus all utilities.
    • Generates a 6% plus capitalization rate, netting $53,472 yearly.
    • Private driveway with five private parking spots for customers.
    • Located on Main Street in Port Jefferson, Suffolk County.
    Updated: Dec 1, 2025
    View details
    Port Jefferson Station Dental Office
    $750,000
    0.33 Acres

    Port Jefferson Station Dental Office

    488 Terryville Road, Port Jefferson Station, NY 11776

    Move-in-ready dental office with expansion potential in prime location.

    • Freestanding, move‑in‑ready dental office with existing business included.
    • High‑visibility location on a busy intersection with strong traffic.
    • Three fully equipped operatories with expansion potential to five.
    • Ample paved parking lot with multiple dedicated spaces.
    • Excellent curb appeal and signage, including a large monument sign.
    Updated: Dec 12, 2025
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    Port Jefferson Restaurant Opportunity
    $650,000

    Port Jefferson Restaurant Opportunity

    Profitable restaurant for sale in prime Port Jefferson location.

    9 Traders Cove, Port Jefferson, NY 11777
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    Main Street Retail Investment Opportunity
    $810,000

    Main Street Retail Investment Opportunity

    Retail property for sale with existing tenant and income.

    1502 Main St, Port Jefferson, NY 11777
    View details
    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
    Port Jefferson Station Industrial Building
    $2,495,000
    7,176 SF

    Port Jefferson Station Industrial Building

    6,980 SF industrial building with conversion potential.

    507 North Bicycle Path, Port Jefferson Station, NY 11776
    View details
    Restaurant Site on Route 112
    $1,050,000
    2,975 SF

    Restaurant Site on Route 112

    1.06 acre site with 2,975 SF restaurant.

    513 Route 112, Port Jefferson Station, NY 11776
    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
    Industrial Building Conversion Potential
    $2,500,000
    6,980 SF

    Industrial Building Conversion Potential

    6,980 SF industrial building with conversion potential in Port Jefferson.

    591 Bicycle Path, Port Jefferson Station, NY
    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
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    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
    Based on your search, we've compiled 254 Potential Opportunities for your consideration. Besides 11 Active listings in Port Jefferson, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 239 Off-Market properties to explore as potential leads

    Opportunities in Nearby Cities

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

    Vacant Land in Mount Sinai
    $480,000
    1.28 Acres

    Vacant Land in Mount Sinai

    Vacant land in historic district with winter waterview.

    28 Rocky Hill Road, Mount Sinai, NY 11766
    View details
    East Setauket Office For Sale
    $999,995
    2.84 Acres

    East Setauket Office For Sale

    2500 SF office space in East Setauket, NY.

    8 Technology Drive, East Setauket, NY 11733
    View details
    Mount Sinai Mixed-Use Investment
    $1,300,000
    4,210 SF

    Mount Sinai Mixed-Use Investment

    Two buildings with restaurant, apartment, and cottage; 100% occupancy.

    749 Mount Sinai Coram Rd, Mount Sinai, NY
    View details
    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

    Off-Market Properties in Port Jefferson, NY

    Consider similar Off-Market properties in Port Jefferson, 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.

    602 Main St

    602 Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.23 Acres
    Value Estimation
    $1,275,000
    602 Main St, Port Jefferson, NY 11777-2203
    View details
    1 Reeves Rd

    1 Reeves Rd

    OFFICE/RESIDENTIAL (MIXED USE) • 2.50 Acres
    Value Estimation
    $915,000
    1 Reeves Rd, Port Jefferson, NY 11777-2229
    View details
    228 Main St

    228 Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.16 Acres
    Value Estimation by Request
    228 Main St, Port Jefferson, NY 11777-1857
    View details
    206 Main St

    206 Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.25 Acres
    Value Estimation
    $1,435,000
    206 Main St, Port Jefferson, NY 11777-1828
    View details
    142 Main St

    142 Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.03 Acres
    Value Estimation by Request
    142 Main St, Port Jefferson, NY 11777-1678
    View details
    406 Main St

    406 Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.01 Acres
    Value Estimation
    $605,000
    406 Main St, Port Jefferson, NY 11777-1658
    View details
    218 Main St

    218 Main St

    RESTAURANT • 0.17 Acres
    Value Estimation by Request
    218 Main St, Port Jefferson, NY 11777-1857
    View details
    128 Main St

    128 Main St

    STORE/OFFICE (MIXED USE) • 0.12 Acres
    Value Estimation
    $910,000
    128 Main St, Port Jefferson, NY 11777-1678
    View details
    Main St

    Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.04 Acres
    Value Estimation
    $650,000
    Main St, Port Jefferson, NY 11777
    View details
    518-526 Main St

    518-526 Main St

    OFFICE BUILDING • 4,400 SF
    Value Estimation
    $3,200,000
    518-526 Main St, Port Jefferson, NY 11777
    View details
    505 Main St

    505 Main St

    OFFICE/RESIDENTIAL (MIXED USE) • 0.25 Acres
    Value Estimation by Request
    505 Main St, Port Jefferson, NY 11777-1653
    View details
    134 Main St

    134 Main St

    STORE/OFFICE (MIXED USE) • 0.62 Acres
    Value Estimation
    $4,680,000
    134 Main St, Port Jefferson, NY 11777-1652
    View details
    304 Main St

    304 Main St

    RESTAURANT • 0.16 Acres
    Value Estimation
    $2,160,000
    304 Main St, Port Jefferson, NY 11777-1679
    View details

    Port Jefferson, NY Commercial Real Estate Investment Opportunities Market Analysis

    Explore 250 commercial real estate for sale in Port Jefferson, NY, showcased through 11 active listings on our real estate platform. These investment opportunities span a total of 47,635 square feet of properties for sale, with an estimated market value of $11,533,840.

    Sale prices for business properties in Port Jefferson, NY start at $799,000, averaging $1,441,730, and reaching up to $2,500,000 — 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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    Property Size Breakdown

    The majority of commercial real estate listings in Port Jefferson fall within the 2,500 to 5,000 square foot range.

    Demographics Overview

    Population 9,347
    Population Growth (5Y) +4.4%
    Median Household Income $148,519

    High-Yield Neighborhoods for Strategic Investment

    Identify Port Jefferson submarkets with the highest inventory density on the market and evaluate the median listing prices of real estate assets

    Neighborhood Average Price
    11777 $775.6K

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