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    Middlesex, NJ Office Spaces for Sale

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    Bound Brook, NJ Dunellen, NJ Warren, NJ Piscataway, NJ South Bound Brook, NJ Green Brook, NJ Franklin Twp, NJ Plainfield, NJ
    7 properties
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    Three-Unit Mixed-Use Property
    Updated: Aug 24
    Three-Unit Mixed-Use Property

    353 Main Street A, Middlesex, NJ 08846

    $490,000
    1,615 sqft
    1,615 SF mixed‑use commercial property
    Three‑unit building configuration
    Two main‑level private offices totaling approximately 500 sq ft
    Additional upper‑level component
    Built in 1933
    View details
    Medical Office Condo Suite
    Updated: May 19
    Medical Office Condo Suite

    7-495 Union Ave, Middlesex, NJ 08846

    Contact for pricing
    2,000 sqft
    2,000 SF first‑floor office suite formed by combining two first‑floor office condos
    Reception area plus 10 private offices, kitchenette, and two ensuite bathrooms
    Two separate entrances for the suite
    Full basement included
    Exceptional parking available on Union Ave (Route 28) in Middlesex
    View details
    Combined Office Condos with Basement
    Combined Office Condos with Basement

    495 Union Avenue #7, Middlesex, NJ 08846

    Contact for pricing
    2,000 sqft

    2,000 sq ft office suite with full basement.

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    See what stands out in Middlesex 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
    Office Suites in Middlesex, NJ
    Office Suites in Middlesex, NJ

    1273 Bound Brook Rd, Middlesex, NJ 08846

    Contact for pricing
    9,600 sqft

    Office suites available for lease in Middlesex, New Jersey.

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    Middlesex Warehouse with Crane Capacity
    Middlesex Warehouse with Crane Capacity

    897 South Ave, Middlesex, NJ 08846

    Contact for pricing
    54,000 sqft

    54,000 SF warehouse featuring office space and crane capacity.

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    Second-Floor Office Unit
    Second-Floor Office Unit

    1316 Bound Brook Rd, Middlesex, NJ 08846

    Contact for pricing
    500 sqft

    Second-floor office suite with separate gas and electric metering.

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

    619-619 Union Ave #201, Middlesex, NJ 08846

    Contact for pricing
    1,200 sqft

    Medical office condo suite offering plenty of off-street parking.

    View details
    Based on your search, we've compiled 46 Potential Opportunities for your consideration. Besides 7 Active listings in Middlesex, NJ, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 31 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    First-Floor Office Suite with Expansion
    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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    Medical Office Property with Highway Frontage
    Medical Office Property with Highway Frontage

    1991 Us 22, Bound Brook, NJ 08805

    $599,000
    1.30 AC lot

    Medical office property with a former veterinary hospital layout and direct US highway exposure.

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    Medical Office Space with Highway Frontage
    Medical Office Space with Highway Frontage

    1991 Us 22, Bound Brook, NJ 08805

    $599,000
    1.30 AC lot

    Former veterinary office property with public water, septic service, and hot water heating.

    View details
    Medical-Ready Office Suite
    Medical-Ready Office Suite

    17 Wills, Piscataway, NJ 08854

    Contact for pricing

    Well-maintained office suite includes four offices, common area, and a half bath with kitchenette.

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Piscataway Land Investment Opportunity
    Piscataway Land Investment Opportunity

    1315 W 6th St, Piscataway, NJ 08854

    $174,900
    0.09 AC lot

    Cleared lot in Piscataway, potential investment with GB zoning.

    View details
    Somerville Boro Land Opportunity
    Somerville Boro Land Opportunity

    Somerville, NJ 08876

    $1,125,000
    0.47 AC lot

    Large lot in Somerville Boro with development potential.

    View details
    Commercial Land with Medical Uses
    Commercial Land with Medical Uses

    351 Doctors Way, Hillsborough, NJ 08844

    $2,500,000
    3.29 AC lot

    Commercial HS zoning supports medical offices, business services, restaurants, and designated care facilities.

    View details
    Elevator-Served Specialty Property
    Elevator-Served Specialty Property

    51 W Prospect Street, East Brunswick, NJ 08816

    Contact for pricing
    6,000 sqft 0.50 AC lot

    The property combines stucco construction with forced-air heat and zoned cooling.

    View details

    Off-Market Properties in Middlesex, NJ

    Consider similar Off-Market properties in Middlesex, NJ. 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.

    495 Un Ave, Unit 12
    CONDOMINIUM OFFICES

    495 Un Ave, Middlesex, NJ 08846-1962

    Unit 12
    $170,000
    Estimated value
    View details
    495 Un Ave, Unit 7
    CONDOMINIUM OFFICES

    495 Un Ave, Middlesex, NJ 08846-1962

    Unit 7
    $285,000
    Estimated value
    View details
    560 Un Ave
    OFFICE BUILDING

    560 Un Ave, Middlesex, NJ 08846-1937

    $420,000
    Estimated value
    2,512 sqft 0.23 AC lot
    View details
    619 Un Ave, Unit 202
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 202
    $85,000
    Estimated value
    View details
    619 Un Ave, Unit 303
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 303
    $155,000
    Estimated value
    1,027 sqft
    View details
    495 Un Ave, Unit 4
    CONDOMINIUM OFFICES

    495 Un Ave, Middlesex, NJ 08846-1962

    Unit 4
    $290,000
    Estimated value
    View details
    495 Un Ave Ste, Unit 2
    CONDOMINIUM OFFICES

    495 Un Ave Ste, Middlesex, NJ 08846-1962

    Unit 2
    $290,000
    Estimated value
    View details
    619 Un Ave, Unit 201
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 201
    $240,000
    Estimated value
    View details
    619 Un Ave, Unit 102
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 102
    $250,000
    Estimated value
    View details
    619 Un Ave, Unit 101
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 101
    $270,000
    Estimated value
    View details
    495 Un Ave Ste, Unit 1
    CONDOMINIUM OFFICES

    495 Un Ave Ste, Middlesex, NJ 08846-1962

    Unit 1
    $180,000
    Estimated value
    View details
    495 Un Ave, Unit 11
    CONDOMINIUM OFFICES

    495 Un Ave, Middlesex, NJ 08846-1962

    Unit 11
    $140,000
    Estimated value
    View details
    619 Un Ave, Unit 403
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 403
    $590,000
    Estimated value
    View details
    619 Un Ave, Unit 402
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 402
    $635,000
    Estimated value
    View details
    619 Un Ave, Unit 401
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 401
    $655,000
    Estimated value
    View details
    619 Un Ave, Unit 304
    CONDOMINIUM OFFICES

    619 Un Ave, Middlesex, NJ 08846-1963

    Unit 304
    $580,000
    Estimated value
    View details
    109 Harris Ave
    OFFICE BUILDING

    109 Harris Ave, Middlesex, NJ 08846-1954

    $565,000
    Estimated value
    9,272 sqft 0.56 AC lot
    View details

    Middlesex, NJ Office Spaces Market Trends and Statistics

    Explore 38 office spaces for sale in Middlesex, NJ, showcased through 7 active listings on our real estate platform. These investment opportunities span a total of 70,915 square feet of properties for sale, with an estimated market value of $490,000.

    Sale prices for office spaces in Middlesex, NJ average $490,000 — 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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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 15
    Medical Office Space 4

    Demographics Overview

    Population 15K
    Population Growth (5Y) +6.3%
    Median Household Income $107,063
    College Educated 46.0%

    High-Yield Neighborhoods for Investment

    Identify Middlesex submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    08846 $163.3K

    Taxes & Financing

    Tax Rate (average for all types) 2.00%
    Property Tax per SF $12.44 per SF
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Middlesex County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in Middlesex County

    Residential Income

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