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    Westhampton Beach, NY Office Buildings for Sale

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    Westhampton Beach Multi-Unit Office Compound
    $1,999,999
    0.34 Acres

    Westhampton Beach Multi-Unit Office Compound

    West Hampton Beach, NY 11978

    Multi-unit office compound in Westhampton Beach, renovated and well-located.

    • Located in the heart of Westhampton Beach Incorporated Village, directly off the newly renovated Main Street.
    • Multi‑unit office compound offering immediate rental income potential.
    • Generous on‑site parking.
    • Located in the Hamlet Commercial District.
    • Potential to be the site of a new residential home.
    Updated: Dec 8, 2025
    View details
    Based on your search, we've compiled 66 Potential Opportunities for your consideration. Besides 1 Active listings in Westhampton Beach, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 57 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.

    Southampton Commercial Building with Highway Exposure
    $2,750,000
    6,000 SF

    Southampton Commercial Building with Highway Exposure

    6,000 SF professional office building in Southampton, NY for sale.

    2036 County Road 39, Southampton, NY 11968
    View details
    Renovated Office Building in Riverhead
    $1,195,000

    Renovated Office Building in Riverhead

    Professional office building in historic Riverhead district, renovated in 2017.

    21 E Second Street, Riverhead, NY 11901
    View details
    Riverhead Commercial Building Investment Opportunity
    $6,950,000
    26,235 SF

    Riverhead Commercial Building Investment Opportunity

    26,235 SF office building with credit tenant in place.

    33 W 2nd St, Riverhead, NY 11901
    View details
    Southampton Village Office Building For Sale
    $3,200,000
    4,020 SF

    Southampton Village Office Building For Sale

    Located in the heart of Southampton Village Business District.

    51 Hill St, Southampton, NY
    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.

    Commercial Land on Montauk Highway
    $950,000
    0.55 Acres

    Commercial Land on Montauk Highway

    0.55-acre commercial lot with high visibility on Montauk Highway.

    1467 Montauk Highway, Mastic, NY 11950
    View details
    Commercial Land in Mastic, NY
    $749,500
    0.31 Acres

    Commercial Land in Mastic, NY

    Commercial land near shopping center and residential neighborhoods.

    1287 Montauk Highway, Mastic, NY 11950
    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
    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

    Explore Off-Market Properties in Westhampton Beach, NY

    Consider similar Off-Market properties in Westhampton Beach, 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.

    132 Main St, Unit 13

    132 Main St, Unit 13

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    132 Main St, Westhampton Beach, NY 11978-2627
    View details
    323 Ml Rd

    323 Ml Rd

    OFFICE BUILDING • 2,547 SF
    Value Estimation
    $575,000
    323 Ml Rd, Westhampton Beach, NY 11978-2013
    View details
    132 Main St, Unit 1

    132 Main St, Unit 1

    OFFICE BUILDING • 0.03 Acres
    Value Estimation
    $800,000
    132 Main St, Westhampton Beach, NY 11978-2627
    View details
    590 Montauk Hwy

    590 Montauk Hwy

    OFFICE BUILDING • 680 SF
    Value Estimation
    $565,000
    590 Montauk Hwy, Westhampton Beach, NY 11978-1806
    View details
    132 Main St, Unit 12

    132 Main St, Unit 12

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    132 Main St, Westhampton Beach, NY 11978-2627
    View details
    121 Ml Rd

    121 Ml Rd

    OFFICE BUILDING • 1,914 SF
    Value Estimation by Request
    121 Ml Rd, Westhampton Beach, NY 11978-2309
    View details
    64 Main St

    64 Main St

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    64 Main St, Westhampton Beach, NY 11978
    View details
    16 Library Ave

    16 Library Ave

    OFFICE BUILDING • 0.34 Acres
    Value Estimation
    $1,200,000
    16 Library Ave, Westhampton Beach, NY 11978-2664
    View details
    3 Sunset Ave

    3 Sunset Ave

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    3 Sunset Ave, Westhampton Beach, NY 11978-2323
    View details
    12 Oak St

    12 Oak St

    OFFICE BUILDING • 1,632 SF
    Value Estimation by Request
    12 Oak St, Westhampton Beach, NY 11978-2020
    View details
    48 Main St Ste H

    48 Main St Ste H

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    48 Main St Ste H, Westhampton Beach, NY 11978-2676
    View details
    10 Mitchell Rd

    10 Mitchell Rd

    OFFICE BUILDING • 2,262 SF
    Value Estimation
    $1,145,000
    10 Mitchell Rd, Westhampton Beach, NY 11978-2609
    View details
    91 Riverhead Rd

    91 Riverhead Rd

    OFFICE BUILDING • 11,684 SF
    Value Estimation
    $2,710,000
    91 Riverhead Rd, Westhampton Beach, NY 11978-1466
    View details
    99th Main St

    99th Main St

    OFFICE BUILDING • 1,680 SF
    Value Estimation
    $920,000
    99th Main St, Westhampton Beach, NY 11978-2607
    View details
    96 Main St

    96 Main St

    OFFICE BUILDING • 0.03 Acres
    Value Estimation by Request
    96 Main St, Westhampton Beach, NY 11978-2631
    View details
    98 Main St

    98 Main St

    OFFICE BUILDING • 0.01 Acres
    Value Estimation by Request
    98 Main St, Westhampton Beach, NY 11978-2631
    View details
    100 Main St

    100 Main St

    OFFICE BUILDING • 0.01 Acres
    Value Estimation by Request
    100 Main St, Westhampton Beach, NY 11978-2631
    View details
    22 Sunset Ave

    22 Sunset Ave

    OFFICE BUILDING • 1,680 SF
    Value Estimation by Request
    22 Sunset Ave, Westhampton Beach, NY 11978-2326
    View details
    48 Main St E E Ste

    48 Main St E E Ste

    OFFICE BUILDING • 0.02 Acres
    Value Estimation by Request
    48 Main St E E Ste, Westhampton Beach, NY 11978-2676
    View details
    12 Mitchell Rd

    12 Mitchell Rd

    OFFICE BUILDING • 2,880 SF
    Value Estimation
    $785,000
    12 Mitchell Rd, Westhampton Beach, NY 11978-2609
    View details
    34 Riverhead Rd

    34 Riverhead Rd

    OFFICE BUILDING • 3,575 SF
    Value Estimation
    $1,070,000
    34 Riverhead Rd, Westhampton Beach, NY 11978-1401
    View details
    3 Woodland Ave

    3 Woodland Ave

    OFFICE BUILDING • 1,145 SF
    Value Estimation by Request
    3 Woodland Ave, Westhampton Beach, NY 11978-2347
    View details
    380 Ml Rd

    380 Ml Rd

    OFFICE BUILDING • 720 SF
    Value Estimation by Request
    380 Ml Rd, Westhampton Beach, NY 11978-2063
    View details

    Westhampton Beach, NY Office Buildings Investment Opportunities Market Analysis

    Explore 58 office buildings for sale in Westhampton Beach, NY on our real estate platform. These investment opportunities span a total of 250,924 square feet of properties for sale, with an estimated market value of $15,275,000.

    Sale prices for office properties in Westhampton Beach, NY start at $110,000, averaging $391,666, and reaching up to $1,230,000 — 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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