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    Port Washington, NY Office Spaces for Sale

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    Great Neck, NY Manhasset, NY Glenwood Landing, NY
    Multi-Tenant Office Building
    $889,000
    Multi-Tenant Office Building

    17 S Maryland Avenue, Port Washington, NY 11050

    Multi-tenant office property with basement storage and ample parking near Port Washington transit access.
    • Multi‑tenant office property built in 1908
    • Just two blocks from the Long Island Rail Road and near a bus stop
    • Multiple rental spaces for tenant occupancy
    • Basement storage included
    • Ample parking on site
    Updated: Nov 12, 2025
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    Two-Story Office Building For Sale
    $889,000
    2,200 SF
    Two-Story Office Building For Sale

    104 Harbor Rd, Port Washington, NY 11050

    Two-story office building available for sale or lease.
    • Multi‑tenant office building ideal for investors or owner‑users.
    • Two‑story building totaling ±2,200 SF.
    • Available for sale at $899,000 or lease at $35/SF NNN.
    • First floor offers ±930 SF.
    • Second floor provides ±1,270 SF.
    Updated: Jan 21
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    Based on your search, we've compiled 65 Potential Opportunities for your consideration. Besides 2 Active listings in Port Washington, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 55 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

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

    Roslyn Commercial Building For Sale
    $4,200,000
    Roslyn Commercial Building For Sale

    Well-maintained commercial building in Roslyn, NY with multiple units.

    1345 Old Northern Blvd, Roslyn, NY 11576

    View details
    Manhasset Commercial Property For Sale
    $1,490,000
    Manhasset Commercial Property For Sale

    Commercial property in prime Manhasset business section, close to train.

    160 Plandome Road, Manhasset, NY 11030

    View details
    Manhasset Office Space Available
    $110,000
    3,253 SF
    Manhasset Office Space Available

    Office space for sale in the heart of Manhasset.

    513-545 Plandome Rd, Manhasset, NY

    View details
    Roslyn Boutique Building For Sale
    Contact for pricing
    5,795 SF
    Roslyn Boutique Building For Sale

    Class A net leased boutique building in Roslyn, NY.

    1489 OLD NORTHERN BLVD, Roslyn, NY 11576

    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 in Albertson, NY
    $950,000
    0.21 Acres
    Commercial Land in Albertson, NY

    Vacant land suitable for various commercial uses.

    847 Willis Avenue, Albertson, NY 11507

    View details
    Development Opportunity in Flushing, Queens
    $2,980,000
    0.07 Acres
    Development Opportunity in Flushing, Queens

    Prime 21' x 135' lot near Main Street transportation.

    139-01 Franklin Avenue, Flushing, NY 11355

    View details
    Prime Commercial Land, Flushing, NY
    $17,500,000
    0.06 Acres
    Prime Commercial Land, Flushing, NY

    Highly visible, transit-rich commercial property in Downtown Flushing.

    4006 Main Street, Flushing, NY 11354

    View details
    Central Park Avenue Commercial Building
    $1,050,000
    Central Park Avenue Commercial Building

    Vacant corner commercial building with high visibility and parking.

    2132 Central Park Ave, Yonkers, NY 10710

    View details

    Off-Market Properties in Port Washington, NY

    Consider similar Off-Market properties in Port Washington, 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.

    44 Bayles Ave
    OFFICE BUILDING
    9,720 SF Lot: 0.79 Acres
    Estimated value
    $6,690,000

    44 Bayles Ave, Port Washington, NY 11050-3767

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    25 Shr Rd
    OFFICE BUILDING
    2,040 SF Lot: 0.76 Acres
    Estimated value
    $660,000

    25 Shr Rd, Port Washington, NY 11050-2546

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    104 Hbr Rd
    OFFICE BUILDING
    675 SF Lot: 0.12 Acres

    104 Hbr Rd, Port Washington, NY 11050-2534

    View details
    135 Hvn Ave
    OFFICE BUILDING
    1,548 SF Lot: 0.14 Acres

    135 Hvn Ave, Port Washington, NY 11050-3925

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    25 Willowdale Ave
    OFFICE BUILDING
    820 SF Lot: 0.23 Acres
    Estimated value
    $855,000

    25 Willowdale Ave, Port Washington, NY 11050-3716

    View details
    38-40 Manorhaven Blvd
    OFFICE BUILDING
    1,590 SF Lot: 0.11 Acres
    Value Estimation by Request

    38-40 Manorhaven Blvd, Port Washington, NY 11050

    View details
    223 Main St
    OFFICE BUILDING
    960 SF Lot: 0.08 Acres
    Estimated value
    $660,000

    223 Main St, Port Washington, NY 11050-3213

    View details
    27 Bayles Ave
    PROFESSIONAL BUILDING (MULTI-STORY)
    884 SF Lot: 0.11 Acres
    Value Estimation by Request

    27 Bayles Ave, Port Washington, NY 11050-3708

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    2 Cow Nck Rd
    PROFESSIONAL BUILDING (MULTI-STORY)
    1,848 SF Lot: 0.17 Acres
    Estimated value
    $685,000

    2 Cow Nck Rd, Port Washington, NY 11050-1712

    View details
    378 Prt Washington Blvd
    OFFICE BUILDING
    1,656 SF Lot: 0.05 Acres
    Estimated value
    $565,000

    378 Prt Washington Blvd, Port Washington, NY 11050-4220

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    22 Willowdale Ave
    OFFICE BUILDING
    776 SF Lot: 0.09 Acres
    Estimated value
    $1,325,000

    22 Willowdale Ave, Port Washington, NY 11050-3717

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    166 Shr Rd
    PROFESSIONAL BUILDING (MULTI-STORY)
    1,323 SF Lot: 0.09 Acres

    166 Shr Rd, Port Washington, NY 11050-2205

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    145 Main St
    OFFICE BUILDING
    4,950 SF Lot: 0.24 Acres
    Estimated value
    $2,075,000

    145 Main St, Port Washington, NY 11050-3239

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    156 Main St
    OFFICE BUILDING
    2,272 SF Lot: 0.21 Acres
    Estimated value
    $1,065,000

    156 Main St, Port Washington, NY 11050-3212

    View details
    18 Secatoag Ave
    OFFICE BUILDING
    3,983 SF Lot: 0.14 Acres
    Estimated value
    $850,000

    18 Secatoag Ave, Port Washington, NY 11050-2107

    View details
    8 Maple St
    OFFICE BUILDING
    1,459 SF Lot: 0.11 Acres
    Estimated value
    $520,000

    8 Maple St, Port Washington, NY 11050-2960

    View details
    18 Hvn Ave
    OFFICE BUILDING
    4,750 SF Lot: 0.23 Acres
    Estimated value
    $1,385,000

    18 Hvn Ave, Port Washington, NY 11050-3625

    View details
    366 Main St
    OFFICE BUILDING
    2,684 SF Lot: 0.24 Acres
    Estimated value
    $1,270,000

    366 Main St, Port Washington, NY 11050-3120

    View details
    6 Carey Pl
    OFFICE BUILDING
    1,050 SF Lot: 0.11 Acres
    Value Estimation by Request

    6 Carey Pl, Port Washington, NY 11050-2421

    View details
    21 Vanderventer Ave
    OFFICE BUILDING
    490 SF Lot: 0.15 Acres
    Value Estimation by Request

    21 Vanderventer Ave, Port Washington, NY 11050-3710

    View details
    10 Maple St
    OFFICE BUILDING
    2,352 SF Lot: 0.11 Acres
    Estimated value
    $825,000

    10 Maple St, Port Washington, NY 11050-2905

    View details
    101 Channel Dr
    OFFICE BUILDING
    94,373 SF Lot: 13.67 Acres
    Estimated value
    $22,245,000

    101 Channel Dr, Port Washington, NY 11050-2218

    View details

    Port Washington, NY Office Spaces Investment Opportunities Market Analysis

    Explore 57 office spaces for sale in Port Washington, NY on our real estate platform. These investment opportunities span a total of 2,200 square feet of properties for sale, with an estimated market value of $889,000.

    Sale prices for office spaces in Port Washington, NY start at $889,000, averaging $889,000, and reaching up to $889,000 — 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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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 19
    Medical Office Space 2
    Office buildings 1

    Demographics Overview

    Population 33K
    Population Growth (5Y) +8.4%
    Median Household Income $153,819
    College Educated 16.6%

    High-Yield Neighborhoods for Investment

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

    Neighborhood Average Price
    11050 $889K

    Taxes & Financing

    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Nassau County

    New Delisted

    Total CRE Inventory on Market (SF)

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