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    Nassau County, NY Office Buildings for Sale

    32 results
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    Professional Building Near Baldwin LIRR
    Pending
    $1,650,000
    8,000 SF

    Professional Building Near Baldwin LIRR

    2270 Grand Ave, Baldwin, NY 11510

    Two-story, 8,000 sq ft professional building with on-site parking.

    • 8,000 sq. ft. professional building ideal for owner‑user or investment.
    • Prime location near Sunrise Highway, Merrick Road, and Baldwin LIRR station.
    • On‑site parking for 20 vehicles plus street parking.
    • Recent upgrades include solar panels, updated electrical systems, and a newer roof.
    • Two‑story layout with 4,000 sq. ft. on each level.
    Updated: Jan 14
    View details
    Corner Office Building with Parking
    $2,500,000
    0.24 Acres

    Corner Office Building with Parking

    337-343 -Blake Merrick & Blake Rd, Lynbrook, NY 11563

    10,000 SF office building with on-site parking.

    • Strong existing income with 59% occupancy, providing immediate cash flow.
    • 10,000 square foot office building on a corner lot.
    • On‑site private parking lot for 20 cars.
    • 12 updated offices and 6 restrooms.
    • High‑visibility location with excellent access to public transportation (LIRR).
    Updated: Nov 15, 2025
    View details
    Westbury Commercial Building on Corner
    $1,200,000
    0.11 Acres

    Westbury Commercial Building on Corner

    Well-maintained commercial building with excellent visibility and on-site parking.

    837 Old Country Rd, Westbury, NY 11590
    View details
    Renovated Office Building, Roslyn Heights
    $2,550,000
    3,194 SF

    Renovated Office Building, Roslyn Heights

    Recently renovated office building with parking in Roslyn Heights, NY.

    239 Roslyn Rd, Roslyn Heights, NY 11577
    View details
    Port Washington Medical/Professional Office
    Pending
    $695,000
    1,294 SF

    Port Washington Medical/Professional Office

    Two-story commercial property near LIRR, suitable for medical or professional use.

    150 Bayview Ave, Port Washington, NY 11050
    View details
    Levittown Office Building For Sale
    Pending
    $799,000
    2,550 SF

    Levittown Office Building For Sale

    2550 SF office building in Levittown with parking.

    665 N Newbridge Rd, Levittown, NY 11756
    View details
    Rockville Centre Office Building For Sale
    $4,999,000
    28,500 SF

    Rockville Centre Office Building For Sale

    28,500 SF office building on Sunrise Highway, Rockville Centre.

    486 Sunrise Hwy, Rockville Centre, NY 11570
    View details
    Hicksville Office Building For Sale
    Pending
    $3,500,000
    10,000 SF

    Hicksville Office Building For Sale

    Office building with 10000 square feet of office space.

    110 Stewart Ave, Hicksville, NY 11801
    View details
    East Meadow Office Building For Sale
    $1,150,000
    3,490 SF

    East Meadow Office Building For Sale

    Office building in a highly desirable location with ample parking.

    1790 Hempstead Tpke, E Meadow, NY 11554
    View details
    Farmingdale Office Building For Sale
    $2,650,000
    10,000 SF

    Farmingdale Office Building For Sale

    10,000 SF office building available in Farmingdale, NY.

    49 Gazza Blvd, Farmingdale, NY 11735
    View details
    Medical Office Building For Sale
    $1,400,000
    3,690 SF

    Medical Office Building For Sale

    Excellent investment opportunity in a desirable Long Island location.

    258 E Meadow Ave, E Meadow, NY 11554
    View details
    Rockville Centre Office Building Portfolio
    $3,799,000
    12,493 SF

    Rockville Centre Office Building Portfolio

    Two office buildings for sale in Rockville Centre, New York.

    55 Front St, Rockville Centre, NY 11570
    View details
    Locust Valley Turn-Key Office Building
    $1,350,000
    4,899 SF

    Locust Valley Turn-Key Office Building

    Turn-key office building in the heart of Locust Valley.

    191 Forest Ave, Locust Valley, NY 11560
    View details
    Long Beach Office Building
    $2,050,000
    7,200 SF

    Long Beach Office Building

    7,200 SF office building for sale in Long Beach.

    60 W Park Ave, Long Beach, NY 11561
    View details
    Standalone Corner Office Building Syosset
    $800,000
    3,094 SF

    Standalone Corner Office Building Syosset

    Two-story office building in downtown Syosset, easy commuter access.

    26 Berry Hill Rd, Syosset, NY 11791
    View details
    Garden City Boutique Commercial Property
    $1,650,000
    6,840 SF

    Garden City Boutique Commercial Property

    Boutique commercial property in Central/Western Nassau County.

    425 Oak St, Garden City, NY 11530
    View details
    Retail & Office Building For Sale
    $3,499,000
    25,806 SF

    Retail & Office Building For Sale

    Retail and office building for sale in Hempstead, NY.

    24 Main St, Hempstead, NY 11550
    View details
    East Meadow Office Building For Sale
    $515,000
    2,216 SF

    East Meadow Office Building For Sale

    Well-maintained office building with finished basement and convenient parking.

    1778 Hempstead Tpke, E Meadow, NY 11554
    View details
    Vacant Corner Office Building
    $1,250,000

    Vacant Corner Office Building

    Two-story office building with parking, across from medical center.

    2160 Hempstead Tpke, East Meadow, NY 11554
    View details
    Bellmore Office Building For Sale
    $3,750,000
    6,000 SF

    Bellmore Office Building For Sale

    6,000 SF office building available in Bellmore, NY.

    2459 Merrick Rd, Bellmore, NY 11710
    View details
    Renovated Office Building with Amenities
    $4,600,000
    14,269 SF

    Renovated Office Building with Amenities

    Two-story office building with luxury amenities and revenue potential.

    670 Long Beach Blvd, Long Beach, NY 11561
    View details
    Plainview Office Building For Sale
    $6,499,000
    32,898 SF

    Plainview Office Building For Sale

    Multi-tenant office building with lease-up potential and ample parking.

    700 Old Country Rd, Plainview, NY 11803
    View details
    Westbury Office Building for Sale
    Contact for pricing

    Westbury Office Building for Sale

    Office building with convenient location, parking, and modern amenities.

    0-0 Merrick Ave, Westbury, NY 11590
    View details
    Farmingdale Office Building For Sale
    $2,750,000
    10,000 SF

    Farmingdale Office Building For Sale

    10,000 square foot office building in Farmingdale, New York.

    45 Sarah Dr, Farmingdale, NY 11735
    View details

    Nassau County, NY Office Buildings Investment Opportunities Market Analysis

    Explore 1933 office buildings for sale in Nassau County, NY, showcased through 32 active listings on our real estate platform. These investment opportunities span a total of 25,032,723 square feet of properties for sale, with an estimated market value of $1,203,169,000.

    Prices for office properties in Nassau County, NY start at $50,000, averaging $2,373,114, and reaching up to $29,175,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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    Office buildings by market

    Browse Office buildings for Sale Near Nassau, NY

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