Oceanside, NY Office Units for sale

Updated: Sep 2, 2025

Owner-Occupied Live-Work Space

23 S Village Avenue, Rockville Centre, NY 11570

$250,000

Approximately 742 sq. ft. live‑work unit with residential floor plan
Suitable for professional office, medical suite, or residential use
Owner occupancy required; not available for investor use
Located within a 31‑unit co‑operative community with three mixed‑use units
Assigned parking and parking lot access with secured gates

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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

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Turnkey Medical Office Co-Op

100-200 N Village Ave, Rockville Centre, NY 11570

$249,000

860 sqft

Street-level professional suite with four treatment rooms, private office, and waiting area for healthcare or legal services.

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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.

Cap Rate available after sign in

NOI available after sign in

Local Demand available after sign in

Mixed-Use Property

270 SUNRISE HWY, Rockville Centre, NY 11570

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2,938 sqft

Built in 1930, this established commercial asset occupies a central Rockville Centre location.

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Brick Office Building with 3 Suites

3389 Long Beach Road, Oceanside, NY 11572

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2,000 sqft

Brick building includes three adjoining office spaces with separate utilities and front and rear entrances, plus six parking spaces.

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Renovated Flex Space with Showroom

493 Atlantic Avenue, Oceanside, NY 11572

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Updated corner property combining showroom, warehouse, office, parking, and receiving functionality.

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Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center

Based on your search, we've compiled 11 Potential Opportunities for your consideration. Besides 6 Active listings in Oceanside, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 1 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.

Renovated Ground-Floor Office Unit

Gf-504 Merrick Rd, Lynbrook, NY 11563

$175,000

Renovated office with treatment rooms, private bath, garden patio, and dual-entry access.

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Renovated Four-Unit Office Building

39 W Graham Ave, Hempstead, NY 11550

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7,350 sqft

Completely renovated 4-unit office building with high ceilings, private offices, and 10 parking spaces.

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Multi-Unit Office Building

17 S Maryland Avenue, North, Hempstead, NY 11050

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Multi-tenant office property with multiple rental spaces, basement storage, and ample parking.

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1-Story Corner Retail/Office Building

79 Sunrise Highway, Lynbrook, NY 11563

Contact for pricing

Single-story corner commercial building in Lynbrook with four tenant spaces.

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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.

Office Units

311 Woods Ave, Oceanside, NY 11572

Value Estimation by Request

8,374 sqft

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Oceanside, NY Office Units Market Trends and Statistics

Explore 7 office units for sale in Oceanside, NY, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 10,616 square feet of properties for sale, with an estimated market value of $1,649,000.

Sale prices for office units in Oceanside, NY start at $249,000, averaging $549,666, and reaching up to $1,150,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Neighborhood	Average Price
11572	$1.2M

Neighborhood

Average Price

11572

$1.2M