Middlesex County, NJ Office Buildings for Sale

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Updated: Feb 12

Four-Unit Professional Office Building

1562 US Highway 130, North Brunswick, NJ 08902

$999,995

5,144 sqft 0.59 AC lot

Fully occupied four‑unit professional office building providing immediate income.
Potential for owner‑user occupancy with approximately 1,286 SF available on the first floor.
Centrally located in North Brunswick, NJ, with excellent highway accessibility.
Well‑maintained property with prominent signage and abundant parking.
Separately metered units offer ease of management.

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1562 US Highway 130, North Brunswick, NJ 08902

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Est. Cap Rate

7.9%
Above avg (5.9%)
Est. NOI

$79K
Annual
Price @ 7% Cap

$1.12M
Above asking
Last Sold

Sep 2015
$825K
Property Type

Commercial (General)
Built 1987

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Updated: Jul 8

Medical Office Building

333 Spotswood Englishtown Road, Monroe, NJ 08831

$850,000

2,505 sqft 0.28 AC lot

Commercial building with ~2,500+ SF on one level, with a reception area, waiting room, exam room, showroom, and flexible office space
Freshly painted interior with newer carpeting and recessed lighting, plus lighting fixtures throughout
Front and rear entrances and wheelchair accessibility via a handicap ramp
Central air and forced‑air heating; asphalt shingle roof; brick and vinyl siding construction
Garage parking and abundant on‑site parking

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Freestanding Medical Office with Residence

123 Dunhams Corner Road, East Brunswick, NJ 08816

$1,600,000

2,826 sqft 0.61 AC lot

Freestanding medical and professional office building with two waiting areas, exam rooms, and a currently rented residence.

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Updated Medical Office Building

320 Spotswood Englishtown Road, Monroe, NJ 08831

$650,000

1,392 sqft 0.23 AC lot

Updated office building with private offices, conference room, kitchenette, and nine dedicated parking spaces.

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Three-Story Office Building with Parking

467 Middlesex Avenue, Metuchen, NJ 08840

$995,000

2,964 sqft 0.26 AC lot

Three-floor office building with private parking and multiple office rooms, currently configured for law office use.

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Zoned Land for Professional Office

1160 Stelton Road, Piscataway, NJ 08854

$1,200,000

1,944 sqft 0.48 AC lot

Build-to-suit land with zoning for business professional industrial use and plans for a professional office project.

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Fully Renovated Office Building

1017 King Georges Post Road, Edison, NJ 08837

$1,599,999

3,900 sqft 0.31 AC lot

Renovation-planned office building with two floors, full-height basement, and an ADA lift.

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Updated Office Building with Private Offices

320 Spotswood Englishtown Road, Monroe, NJ 08831

$650,000

Move-in ready office building with private offices, conference space, and a kitchenette for a professional, client-ready workplace.

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Turnkey Medical and Retail Office Building

333 Spotswood Englishtown Road, Monroe, NJ 08831

$850,000

One-level commercial building with reception, exam space, showroom, accessible entrances, and ample parking for professional use.

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Freestanding Office Building

37 Progress Street, Edison, NJ 08820

$1,500,000

5,815 sqft 0.13 AC lot

For sale freestanding office building on a small lot, suited for owner-occupants and small-scale commercial uses.

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Medical/Office Building with Yard

879 Upper Main Street, South Amboy, NJ 08879

$1,500,000

2,700 sqft

Professional suite configured with private offices, conference room, and on-site storage with a fenced yard and detached garage.

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Professional Office with Garage Parking

169 Demorest Avenue, Avenel, NJ 07001

$679,900

1,621 sqft 0.19 AC lot

Well maintained professional office with main office, break area, private office, two baths, and parking for up to 10 cars plus a 3-car garage.

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Multi-Level Professional Office Building

1076 State Route 18, East Brunswick, NJ 08816

$750,000

1,971 sqft 0.22 AC lot

Multi-level office with private entrances, finished lower level, and parking for about 10–12 vehicles.

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Medical and Professional Office Building

622 Georges Road, North Brunswick, NJ 08902

$599,000

2,400 sqft 10.60 AC lot

Polished office building suited for medical, urgent care, dental, legal, and accounting practices.

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Updated Office Building with Ramp Access

320 Spotswood Englishtown Road, Monroe, NJ 08831

Contact for pricing

136,100 sqft 0.23 AC lot

Bright office layout with private offices, conference room, kitchenette, handicap-accessible ramp, and nine dedicated parking spaces.

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Medical Office Building with Two Suites

1001 Raritan Avenue, Highland Park, NJ 08904

$1,350,000

4,200 sqft 0.29 AC lot

Two separate office suites with exam/office rooms and waiting/reception areas, plus on-site parking for 12–14 cars.

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Corner Office Building with Basement

471 Lawrie Street, Perth Amboy, NJ 08861

Contact for pricing

4,266 sqft 0.06 AC lot

Three floors plus basement in an R-25 zoned corner office building, adjacent to HMH Raritan Bay Medical Center.

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Small-Lot Office Building

37 Progress Street, Edison, NJ 08820

Contact for pricing

5,815 sqft 0.13 AC lot

For sale office building on a 0.1335-acre lot, totaling 5,815 square feet, zoned RI in Edison.

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Restaurant and Office Building with Elevator

South Amboy, NJ 08879

$1,695,000

Ground-floor food use with sidewalk access and flexible upper open spaces, supported by elevator and sprinkler systems.

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East Brunswick Professional Office Building

1076 State Route 18, East Brunswick, NJ 08816

$750,000

1,971 sqft 0.22 AC lot

Multi-level office building with highway frontage and flexible configurations.

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Mixed-Use Restaurant and Office Building

131 N Broadway, South Amboy, NJ 08879

$1,695,000

Ground-floor food establishment with sidewalk use, plus upper open office spaces with multiple bathrooms.

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Professional Office and Retail Space

3270 NJ 27 Avenue, South Brunswick, NJ 08824

$299,999

2,000 sqft

Approximately 2,000 square feet of interior space on Route 27, originally designed for a doctor's office.

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First-Floor Office Suite with Expansion

7-10-8 Wills Way, Piscataway, NJ 08854

$562,500

10,000 sqft

Flexible first-floor office space with an open layout and perimeter offices, sized for single use or expansion.

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Highland Park Office Building

24 N 3rd Avenue, Highland Park, NJ 08904

Contact for pricing

3,000 sqft 0.17 AC lot

Office building with single offices available for professional businesses.

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Middlesex County, NJ Office Buildings Market Trends and Statistics

Explore 72 office buildings for sale in Middlesex County, NJ, showcased through 44 active listings on our real estate platform. These investment opportunities span a total of 124,528 square feet of properties for sale, with an estimated market value of $40,414,294.

Sale prices for office properties in Middlesex County, NJ start at $349,900, averaging $1,496,825, and reaching up to $4,950,000 — 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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