Middlesex County, NJ Flex Space for Sale

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Updated: Mar 5

Corner Commercial Flex Building

591 New Brunswick Avenue, Perth Amboy, NJ 08861

$675,000

2,600 sqft 0.06 AC lot

Fully occupied building provides immediate and steady rental income.
Prime corner location in a highly visible and active Perth Amboy business corridor.
Excellent accessibility with quick connections to Route 440, NJ Turnpike, Garden State Parkway, Route 287, and Route 35.
Versatile commercial setup with one tenant operating a food service establishment and the other utilizing warehouse‑style operations.
Strong visibility, consistent traffic, and convenient on‑street parking.

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This listing looks promising.

Here's a quick look at some key insights for

591 New Brunswick Avenue, Perth Amboy, NJ 08861

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Est. Cap Rate

5.9%
NOI ÷ price
Est. NOI

$40K
Annual
Mortgage

$240K
Apr 2019
Last Sold

Aug 2023
$1.65M
Property Type

Commercial (General)
Built 1925

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Updated: Oct 24, 2025

Duplex with 14-Foot Ceilings

141 Dunbar Avenue, Fords, NJ 08863

$950,000

2,063 sqft 0.26 AC lot

Two‑family duplex configuration with two units, each with two bedrooms, kitchen, dining room, living room, and 1 bath
Rear accessory structure with approximately 14‑foot ceilings for storage, workshop, studio, or hobby use
R‑10 zoning plus fenced yard with porch and private entrances
Public water and public sewer
Garage and oversize parking

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Flex Space Property with Detached Garage

176 Old Forge Road, Monroe, NJ 08831

$1,250,000

3,024 sqft 1.84 AC lot

Versatile flex-style property on R60 zoning with a detached garage, plus a single-family home with central air.

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Industrial Property with Outdoor Vehicle Storage

17061710 Englishtown Road Unit 1706-171, Old Bridge, NJ 08857

$8,250,000

15,035 sqft

Industrial building plus shop and mezzanine on three parcels, with 33 parking spaces and outdoor vehicle storage capacity.

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Warehouse with High Ceilings

127 Fieldcrest Avenue, Edison, NJ 08837

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40,000 sqft

Industrial facility with storage racks, office availability, concrete flooring, and central air conditioning.

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Flex Space with Drive-In Access

7A UNION HILL ROAD, Monroe Township, NJ 08831

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14,000 sqft

Four-unit commercial layout offers office components, dedicated entrances, utility metering, and contractor-oriented functionality.

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Industrial Flex Space with Loading Docks

3461 S Clinton Avenue S, South Plainfield, NJ 07080

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25,000 sqft 1.99 AC lot

M3-zoned flex space combines warehouse and office functions with truck-route access.

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Industrial Flex Property with Auto Bay

17061710 Englishtown Road, Old Bridge, NJ 08857

$8,250,000

15,035 sqft

Industrial property with an automotive dismantler zoning permit, outdoor vehicle storage, and permitted container use.

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Flex Space with Drive-In Access

7 Union Hill Road, Monroe, NJ 08831

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28,000 sqft

New construction offers subdividable commercial units with dedicated offices, utility meters, and contractor-oriented infrastructure.

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Flex Space with Office Warehouse

128 Oak Tree Avenue, South Plainfield, NJ 07080

$3,000,000

4.06 AC lot

Existing office and warehouse improvements support a grandfathered, nonconforming commercial use on an R10-zoned property.

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Industrial Warehouse with Office

900 Durham Ave, South Plainfield, NJ 07080

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31,800 sqft 3.52 AC lot

Masonry industrial facility features 19’-38’ column spacing, wet sprinklers, and dock-and-drive-in loading.

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Flex Space with Loading Dock

1149 Raritan Avenue, Highland Park, NJ 08904

$988,888

2,800 sqft 0.10 AC lot

Brick flex space with hot water baseboard heat, central air, and a concrete slab loading dock to the front unit.

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Flex Warehouse with Outside Storage Yard

700 Cedar Ave, Middlesex, NJ 08846

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14,000 sqft 3.39 AC lot

Flex warehouse and office on an IND-zoned industrial site with outside storage and a gravel yard for truck-friendly operations.

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Warehouse Facility with Finished Office

12 Elkins Rd, East Brunswick, NJ 08816

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18,244 sqft 2.00 AC lot

Warehouse facility with two loading docks and 4,300 sq. ft. finished office space on a 12-acre site.

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Freestanding Industrial Headquarters Facility

240 Circle Dr N, Piscataway, NJ 08854

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74,500 sqft 5.00 AC lot

Freestanding 74,500 SF industrial building with 17.5-foot clear height, power capacity, and warehouse plus finished office space.

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Flex Space Warehouse with 25' Clear Ceiling

43 Stults Rd, Dayton, NJ 08810

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115,344 sqft 7.94 AC lot

Flex space with 11 loading doors and 600-amp power, plus an office area for support operations.

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Flex Industrial Facility in Piscataway

275 CENTENNIAL AVE, Piscataway, NJ 08854

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56,150 sqft 6.79 AC lot

56,150 SF flex industrial facility with long-term net lease.

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Flex Space with Solar Roof

60 Liberty St, Metuchen, NJ 08840

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12,460 sqft 0.60 AC lot

Light industrial zoned flex space with wet sprinklers, solar roof generation, and drive-in doors.

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Flex Space With Gated Yard

33 England Rd, Monroe, NJ 08831

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1,000 sqft

Enclosed workspace includes bathroom facilities and gated outdoor storage for commercial use.

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Industrial and Retail Investment Site

Dunellen, NJ 08812

$10,150,000

A fully improved 4.36-acre site with industrial/office space, three leased retail buildings, and 2.85 acres of outdoor storage.

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High-Clear Industrial Warehouse

20 Abeel Rd, Monroe Township, NJ 08831

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100,000 sqft

Warehouse features 36' clear height, 12 dock doors, ESFR sprinklers, and 1 drive-in door for flexible industrial use.

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Historic Live-Work Compound