Middlesex County, NJ Flex space for sale

Updated: Mar 12

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

25,000 square feet of warehouse and office space
14‑foot ceilings with four loading docks
One drive‑in door plus an additional side loading dock
1.99‑acre site in South Plainfield
M3 Industrial Zone designation

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Updated: Oct 5

Warehouse with Fenced Outdoor Storage

145 11th St #145, Piscataway, NJ 08854

$1,800,000

7,200 sqft 1.09 AC lot

7,200‑square‑foot building on 1.09 acres
Two units: 6,000 square feet and 1,200 square feet
Four overhead doors, with 12' x 12' and 10' x 10' openings
12‑foot clear ceilings
Fenced outdoor storage and new roof

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Multi-Tenant Flex Industrial Portfolio

242 Possum Hollow Rd, Monroe Township, NJ 08831

$12,500,000

46,633 sqft 6.76 AC lot

Five buildings offer air-conditioned space, drive-in access and light-industrial zoning.

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Multi-Tenant Flex Space

501-300 Thomas Ave, Williamstown, NJ

$1,100,000

7,900 sqft

Seven occupied units bring together office, warehouse, hangar, and storage space.

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Mixed-Use Property with Detached Garage

Monroe Township, NJ 08831

$1,250,000

3,024 sqft 1.80 AC lot

R60-zoned site combines a single-family residence with space for on-site business operations.

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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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Mixed-Use Property with Garages

3125 Washington Road, Parlin, NJ 08859

$1,450,000

1 sqft 0.42 AC lot

Renovated residence combines office space, three bathrooms, and several garage buildings.

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Office Building with Flex Conversion

2000 Cornwall Road, Monmouth Junction, NJ 08852

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94,847 sqft

Approved plans call for flexible suites, staging areas and added loading access.

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First-Floor Professional Office Unit

1c-2509 Park Ave, South Plainfield, NJ 07080

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2,300 sqft

Configured with reception, private offices, conference, workroom, restroom, and storage areas.

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Four-Unit Flex Space Building

7B UNION HILL ROAD #1-4, Monroe Township, NJ 08831

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14,000 sqft

Under-construction flex space offers adaptable work areas, dedicated offices, drive-in access, and separately metered units.

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Warehouse with Loading Bays

1 American Way F, Spotswood, NJ 08884

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5,020 sqft

Open-plan commercial space with utilities included and adaptable room for warehousing, distribution, manufacturing, or showroom use.

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Flex Space with Loading Docks

3461 S Clinton Ave S, South Plainfield, NJ 07080

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25,000 sqft

Warehouse and office configuration with truck-route access in the M-3 Industrial Zone.

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Subdividable Mini-Warehouse Flex Building

Monroe Township, NJ 08831

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28,000 sqft

Under construction mini-warehouse facility offers subdividable units with offices, bathrooms, and drive-in access.

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Warehouse Property with Loading Dock

3880 Park Ave, Edison, NJ 08820

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60,000 sqft

Open-plan industrial space with approximately 13-foot ceilings and tenant-configurable interiors.

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Historic Live-Work Compound

141 Dunbar Avenue, Fords, NJ 08863

$950,000

2,063 sqft

Two-family residence paired with a former barrel factory accessory building featuring approximately 14-foot ceilings.

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Flex Space With Drive-In Doors

88 Tyler Place, South Plainfield, NJ 07080

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9,000 sqft 0.71 AC lot

Industrial flex space combines office accommodations with warehouse space and drive-in access.

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Freestanding Industrial Headquarters Facility

240 Circle Drive North, 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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Three-Bay Flex Space

46 N Main St N Unit 2, Milltown, NJ 08850

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1,798 sqft

Heated commercial space with private restroom, elevated ceilings, LED fixtures, and supplemental loft storage.

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Warehouse with Storage Racks

127 Fieldcrest Ave, Edison, NJ 08837

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40,000 sqft

Warehouse space with installed storage racks and additional office availability in Edison Raritan Center.

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Commercial Shop on 1.74 Acres

3211 Bordentown Ave, Sayreville, NJ 08859

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3,300 sqft 1.74 AC lot

3,300 SF commercial shop with 1.74 acres in Parlin, NJ.

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Flexible Space For Sale

224 Washington St E, Perth Amboy, NJ 08861

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25,335 sqft 0.58 AC lot

7675 SF flexible space suitable for warehousing and light industrial.

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Flex Space Development Site

75 Port Reading Avenue, Woodbridge, NJ 07095

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16,012 sqft 1.76 AC lot

Approval is in place for a commercial flex-space project.

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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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Mini-Warehouse Flex Building

7-B Union hill Rd 1-4, Monroe, NJ 08831

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New flex warehouse space offers customizable units with office, utility metering, and drive-in access.

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Middlesex County, NJ Flex Space Market Trends and Statistics

Explore 28 flex space for sale in Middlesex County, NJ, showcased through 27 active listings on our real estate platform. These investment opportunities span a total of 550,288 square feet of properties for sale, with an estimated market value of $29,200,000.

Sale prices for business spaces in Middlesex County, NJ start at $950,000, averaging $4,171,428, and reaching up to $12,500,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Featured Middlesex County Real Estate Agencies

Realmo connects you with licensed Middlesex County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

J J Elek Realty

117 Main Street Woodbridge, NJ 07095

Phone: (732) 634-9100

www.jjelekrealty.com

On Track Realty

186 Lincoln Highway Edison, NJ 08820

Phone: (732) 494-2211

www.ontrackrealty.com

Realmart Realty LLC

1110 Hamilton Blvd, Suite 2A South Plainfield, NJ 07080

Phone: (732) 727-2285