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Nassau County, NY Office Spaces for Sale

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Brooklyn, NY New York, NY Bronx, NY
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Turn-Key Dental Office in Lynbrook
Updated: Mar 9
Turn-Key Dental Office in Lynbrook

210 Atlantic Avenue, Lynbrook, NY 11563

$225,000
1,100 sqft · 1.99 AC lot
Turn‑key, fully equipped dental office renovated one year ago.
Three fully‑equipped operatories and Panoramic dental X‑ray machine.
1,100 SF ground floor unit in an accessible Medical Co‑op (Unit #AA3).
Updated finishes, efficient layout, and contemporary patient comforts.
Strong street visibility.
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210 Atlantic Avenue, Lynbrook, NY 11563

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Industrial Flex Building with Offices
Updated: May 12
Industrial Flex Building with Offices

5813 Stone Hill Rd, Lakeville, NY 14480

$900,000
28,756 sqft · 1.20 AC lot
Industrial facility with newly renovated professional office suite (approx. 1,500–2,000 SF), renovated in summer 2021
Five overhead/grade‑level doors: two 14' x 14' truck‑height dock doors and two 14' x 16' drive‑in doors plus a 14' x 16' wash bay door
Loading and warehouse access designed for high‑efficiency logistics with dock and drive‑in entry configurations
Heating and climate features include natural gas, propane (heating), radiant heating, forced‑air heating, and full air conditioning
Metal roof and metal siding exterior with concrete flooring
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Versatile Mixed-Use Commercial Property
Versatile Mixed-Use Commercial Property

118-122 Hillside Avenue, Williston Park, NY 11596

$1,800,000
5,580 sqft · 0.15 AC lot

Prime location in Williston Park's thriving business district.

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Freestanding Office & Medical Building
Freestanding Office & Medical Building

325 W Park Avenue, Long Beach, NY 11561

$2,950,000
0.23 AC lot

Single-story office/medical building with private offices, treatment rooms, central air, and abundant parking on Park Avenue.

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Corner Commercial Property in Garden City
Corner Commercial Property in Garden City

621 Chestnut Street, Garden City, NY 11530

$1,380,000
3,200 sqft · 0.18 AC lot

Prime location with high visibility and ample parking.

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Two-Building Mixed-Use Property
Two-Building Mixed-Use Property

29 & 21-23 Broadway, Lynbrook, NY 11563

$4,700,000
0.71 AC lot

Two connected office/multi-purpose buildings with parking, signage, skylight, and central air in a high-traffic Lynbrook corridor.

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Turn-Key Medical Office Building
Turn-Key Medical Office Building

233 Willis Avenue, Mineola, NY 11501

$2,365,000
0.24 AC lot

Purpose-built medical facility with multiple exam and procedure rooms plus on-site parking for convenient patient access.

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Versatile Office & Retail Building
Versatile Office & Retail Building

600 Hicksville Road, Bethpage, NY 11714

$1,298,888
0.14 AC lot

Well-maintained property with flexible interior layout and ample parking for office and professional service uses.

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Medical Office Condominium with Exam Rooms
Medical Office Condominium with Exam Rooms

230 Hilton Avenue, Hempstead, NY 11550

$375,000
2,338 sqft · 1.09 AC lot

Professional office condo with multiple exam rooms, conference space, and building services in Plaza 230.

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Mixed-Use Commercial Property Across LIRR
Mixed-Use Commercial Property Across LIRR

2846 Sunrise Highway, Bellmore, NY 11710

$1,399,000
0.10 AC lot

Fully updated mixed-use property on a highly visible highway, directly across from the Bellmore LIRR station, for versatile commercial use.

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Automotive Repair and Office Building
Automotive Repair and Office Building

120 S 2nd, New Hyde Park, NY 11040

$1,400,000

Versatile collision and mechanical shop with multiple bays, plus a large office with its own private entrance.

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Retail and Office Mixed-Use Building
Retail and Office Mixed-Use Building

393 Sunrise Highway, Lynbrook, NY 11563

$3,500,000
0.11 AC lot

Mixed-use property with 3 retail units and 5 office units, including available second-floor office space.

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Turn-Key Lynbrook Office Space
Turn-Key Lynbrook Office Space

504 Merrick Road, Lynbrook, NY 11563

$175,000

Renovated ground floor office space in prime Lynbrook location.

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Commercial Office Building with Warehouse
Commercial Office Building with Warehouse

150 Jerusalem Ave, Massapequa, NY 11758

$1,325,000
3,700 sqft · 0.22 AC lot

Two-story office building with warehouse and residential dwelling.

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Office Unit with Meeting Rooms
Office Unit with Meeting Rooms

15 Canterbury Road, Great Neck, NY 11021

$198,000

Office unit with multiple rooms, including meeting space and one bathroom, offered for sale in Great Neck.

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Versatile Commercial Space in Hicksville
Versatile Commercial Space in Hicksville

303 Woodbury Road, Hicksville, NY 11801

$768,888
0.16 AC lot

Unique commercial space with cabin-inspired character, suitable for various businesses.

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Mixed-Use Office and Retail Building
Mixed-Use Office and Retail Building

1345 Old Northern Blvd, Roslyn, NY 11576

$4,200,000
0.14 AC lot

Well-maintained three-level building with ground-floor retail vacancy and second-floor executive office space.

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Freestanding Medical Office Building
Freestanding Medical Office Building

325 W Park Avenue, Long Beach, NY 11561

$2,950,000
5,084 sqft · 0.23 AC lot

Single-story office/medical layout with treatment rooms and ample on-site parking for patient and client access.

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Medical Office in Bethpage, NY
Medical Office in Bethpage, NY

4169 Iris Place, Bethpage, NY 11714

$699,000
0.16 AC lot

Medical office space with exam rooms and ample parking.

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Renovated Office/Convertible Single Family
Renovated Office/Convertible Single Family

714 E Park Avenue, Long Beach, NY 11561

$649,875
0.09 AC lot

Renovated doctor's office, convertible to single-family home.

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Office Building in B5 Zoning
Office Building in B5 Zoning

57 Old Country Road, Westbury, NY 11590

$1,199,999
0.09 AC lot

For-sale office property in Westbury, NY, positioned near major parkways and regional retail.

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Hempstead Medical/Professional Office Space
Hempstead Medical/Professional Office Space

230 Hilton Avenue, Hempstead, NY 11550

$325,000
1,500 sqft

Turnkey, 1,500 sq ft office space ideal for medical/professional use.

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Corner Commercial Property Near DMV
Corner Commercial Property Near DMV

621 Chestnut St, Garden City, NY 11530

$1,380,000
3,200 sqft · 0.18 AC lot

3,200 SF commercial property with high visibility and parking.

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Garden City Professional Office Space
Garden City Professional Office Space

520 Franklin Avenue, Garden City, NY 11530

$325,363
0.85 AC lot

Versatile office space in a prime Garden City location.

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Nassau County, NY Office Spaces Market Trends and Statistics

Explore 148 office spaces for sale in Nassau County, NY, showcased through 148 active listings on our real estate platform. These investment opportunities span a total of 595,570 square feet of properties for sale, with an estimated market value of $194,549,952.

Sale prices for office spaces in Nassau County, NY start at $110,000, averaging $2,288,822, and reaching up to $19,250,000 — 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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