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    Oceanside, NY Office Buildings for Sale

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    Lynbrook, NY Baldwin, NY Albany, NY East Rockaway, NY Hempstead, NY Malverne, NY Hewlett, NY Freeport, NY
    Renovated Professional Building in Rockville
    Updated: Apr 24
    Renovated Professional Building in Rockville

    19 Morris Ave, Rockville Centre, NY 11570

    $1,799,999
    3,460 sqft
    Prime downtown Rockville Centre location with high walkability (Walk Score: 95) and daily foot traffic.
    Fully renovated 3,460 SF freestanding professional office building.
    Flexible layout suitable for single‑tenant headquarters or multi‑tenant income‑producing suites.
    Ideal for medical, legal, therapy, or general professional office use.
    Rare owner‑user or investment opportunity in a high‑demand area.
    View details
    Multi-Unit Office Building
    Updated: Dec 23, 2025
    Multi-Unit Office Building

    2838 LONG BEACH RD, Oceanside, NY 11572

    $1,150,000
    4,818 sqft
    Multi‑unit office building with two current tenants
    First‑floor space is vacant
    1,285 SF of available space for lease on the second floor
    10 on‑site parking spaces located behind the building
    Located within walking distance of the N15 bus stop
    View details
    Two-Building Office Portfolio
    Two-Building Office Portfolio

    Rockville Centre, NY 11570

    $3,799,000

    Includes municipal parking behind one building and spaces in front of the other.

    View details
    See what stands out in Nassau County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Two-Story Retail and Office Building
    Two-Story Retail and Office Building

    47 N Village Ave, Rockville Centre, NY 11570

    Contact for pricing
    9,000 sqft

    Two-story building offers leased ground-floor retail and a vacant second-floor office space.

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    Corner Mixed-Use Building
    Corner Mixed-Use Building

    2895-2903 Long Beach Rd, Oceanside, NY 11572

    Contact for pricing

    Retail and office suites share a 23-unit commercial property with central air, high ceilings, and dedicated parking.

    View details
    Based on your search, we've compiled 36 Potential Opportunities for your consideration. Besides 5 Active listings in Oceanside, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 24 Off-Market properties to explore as potential leads, plus 3 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.

    Fully Occupied Office Building
    Fully Occupied Office Building

    91 Carman Avenue, Hempstead, NY 11516

    $2,390,000
    3,500 sqft

    Central air supports this established office property built in 1924.

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    Class A Interconnected Office Buildings
    Class A Interconnected Office Buildings

    100 Merrick, Lynbrook, NY 11570

    Contact for pricing
    141,232 sqft

    A five-story commercial workplace sits within walking distance of LIRR service.

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    Two-Story Office Building with Garage
    Two-Story Office Building with Garage

    101 Atlantic Ave, Lynbrook, NY 11563

    Contact for pricing
    3,124 sqft 0.12 AC lot

    Two-unit office building with granite tile floors, wood trim, and roof-mounted HVAC, plus a rear-access parking area.

    View details
    Retail & Office Building For Sale
    Retail & Office Building For Sale

    24 Main St, Hempstead, NY

    Contact for pricing
    25,806 sqft 0.49 AC lot

    Retail and office building for sale in Hempstead, 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 Across From Apartments
    Commercial Land Across From Apartments

    770 N Broadway, Amityville, NY 11701

    $1,999,990
    0.95 AC lot

    E Business zoning with public water and public sewer serves the commercial parcel.

    View details
    Development Opportunity in Flushing, Queens
    Development Opportunity in Flushing, Queens

    139-01 Franklin Avenue, Flushing, NY 11355

    $2,980,000
    0.07 AC lot

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

    View details
    Lower-Level Specialty Property
    Lower-Level Specialty Property

    70-09 45th Avenue, Queens, NY 11377

    $559,000
    2,844 sqft 0.25 AC lot

    Commercial condominium space with two half baths and kitchenette hookups in a 2016 building.

    View details

    Off-Market Properties in Oceanside, NY

    Consider similar Off-Market properties in Oceanside, 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.

    18 Davison Ave
    PROFESSIONAL BUILDING (MULTI-STORY)

    18 Davison Ave, Oceanside, NY 11572-2237

    $510,000
    Estimated value
    1,028 sqft 0.05 AC lot
    View details
    2838 Long Bch Rd
    OFFICE BUILDING

    2838 Long Bch Rd, Oceanside, NY 11572-2258

    $1,070,000
    Estimated value
    2,282 sqft 0.08 AC lot
    View details
    3255 Lawson Blvd
    OFFICE BUILDING

    3255 Lawson Blvd, Oceanside, NY 11572-3707

    $515,000
    Estimated value
    2,130 sqft 0.08 AC lot
    View details
    400 Merrifield Ave
    OFFICE BUILDING

    400 Merrifield Ave, Oceanside, NY 11572-2944

    $435,000
    Estimated value
    1,128 sqft 0.07 AC lot
    View details
    2860 Long Bch Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    2860 Long Bch Rd, Oceanside, NY 11572-3114

    $10,655,000
    Estimated value
    7,081 sqft 1.19 AC lot
    View details
    3355 Lawson Blvd
    OFFICE BUILDING

    3355 Lawson Blvd, Oceanside, NY 11572-3714

    $2,830,000
    Estimated value
    3,984 sqft 0.41 AC lot
    View details
    3227 Long Bch Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    3227 Long Bch Rd, Oceanside, NY 11572-3651

    $2,060,000
    Estimated value
    5,475 sqft 0.23 AC lot
    View details
    15 Neil Ct
    OFFICE BUILDING

    15 Neil Ct, Oceanside, NY 11572-5815

    $3,485,000
    Estimated value
    18,087 sqft 0.58 AC lot
    View details
    200 Atlantic Ave
    OFFICE BUILDING

    200 Atlantic Ave, Oceanside, NY 11572-2009

    $550,000
    Estimated value
    1,046 sqft 0.11 AC lot
    View details
    3051 Long Bch Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    3051 Long Bch Rd, Oceanside, NY 11572-3240

    $1,605,000
    Estimated value
    9,372 sqft 0.62 AC lot
    View details
    2787 Long Bch Rd
    OFFICE BUILDING

    2787 Long Bch Rd, Oceanside, NY 11572-2218

    $640,000
    Estimated value
    1,989 sqft 0.20 AC lot
    View details
    2421 Long Bch Rd
    OFFICE BUILDING

    2421 Long Bch Rd, Oceanside, NY 11572-1361

    $655,000
    Estimated value
    3,500 sqft 0.18 AC lot
    View details
    185 Merrick Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    185 Merrick Rd, Oceanside, NY 11572-1431

    $235,000
    Estimated value
    396 sqft 0.26 AC lot
    View details
    3089 Lawson Blvd
    PROFESSIONAL BUILDING (MULTI-STORY)

    3089 Lawson Blvd, Oceanside, NY 11572-2939

    $465,000
    Estimated value
    2,420 sqft 0.14 AC lot
    View details
    3471 Long Bch Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    3471 Long Bch Rd, Oceanside, NY 11572-5424

    $490,000
    Estimated value
    2,242 sqft 0.23 AC lot
    View details
    2965 Long Bch Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    2965 Long Bch Rd, Oceanside, NY 11572-3255

    $335,000
    Estimated value
    2,964 sqft 0.39 AC lot
    View details
    222 Atlantic Ave
    OFFICE BUILDING

    222 Atlantic Ave, Oceanside, NY 11572-2045

    $905,000
    Estimated value
    1,000 sqft 0.19 AC lot
    View details
    258 Merrick Rd
    PROFESSIONAL BUILDING (MULTI-STORY)

    258 Merrick Rd, Oceanside, NY 11572-1427

    $1,005,000
    Estimated value
    4,765 sqft 0.22 AC lot
    View details
    3070 Lawson Blvd
    OFFICE BUILDING

    3070 Lawson Blvd, Oceanside, NY 11572-2711

    $1,145,000
    Estimated value
    2,945 sqft 0.33 AC lot
    View details

    Oceanside, NY Office Buildings Market Trends and Statistics

    Explore 29 office buildings for sale in Oceanside, NY, showcased through 5 active listings on our real estate platform. These investment opportunities span a total of 17,278 square feet of properties for sale, with an estimated market value of $6,748,999.

    Sale prices for office properties in Oceanside, NY start at $1,150,000, averaging $2,249,666, and reaching up to $3,799,000 — 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 7
    Coworking space 2
    Creative space 2
    Medical Office Space 2
    Office buildings 2

    Demographics Overview

    Population 31K
    Population Growth (5Y) +2.6%
    Median Household Income $144,419
    College Educated 70.4%

    High-Yield Neighborhoods for Investment

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

    Neighborhood Average Price
    11572 $1.2M

    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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