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    Mountainside, NJ Office Spaces for Sale

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    Two-Story Office Building
    Updated: Apr 27
    Two-Story Office Building

    1299 US Route 22 Highway E, Mountainside, NJ 07092

    $1,750,000
    5,580 sqft 0.59 AC lot
    5,580 SF two‑story office building on 0.589 acres
    Six offices, four smaller offices, and two conference areas
    Administrative area, technology room, kitchenette, and three bathrooms
    Parking surrounds the building with front and rear entrances
    Commercial zoning with public water and public sewer
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    Updated Office Suite
    Updated: Aug 18
    Updated Office Suite

    917 Mountain Avenue, Suite 2, Mountainside, NJ 07092

    Contact for pricing
    1,339 sqft
    Approximately 1,339 square feet in Suite 2
    Two private offices measuring 11'3" x 17'2" and 11'3" x 21'2"
    Conference and reception room measuring 15'3" x 12'11"
    Kitchenette, lobby, foyer, and private bathroom
    New flooring and onsite parking
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    Updated Four-Office Suite
    Updated Four-Office Suite

    917 Mountain Avenue, Suite 1, Mountainside, NJ 07092

    Contact for pricing
    1,185 sqft

    Professional office suite with a private restroom, reception area, work area, and on-site parking.

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

    917 Mountain Ave, Mountainside, NJ 07092

    Contact for pricing
    2,328 sqft

    Six private offices support a flexible professional layout with reception, conference areas, kitchenette, storage, and onsite parking.

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    Based on your search, we've compiled 24 Potential Opportunities for your consideration. Besides 4 Active listings in Mountainside, NJ, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 12 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.

    Flex Space with Yard
    Flex Space with Yard

    2504 Plainfield Avenue, Scotch Plains, NJ 07076

    $1,875,000
    4,032 sqft 0.24 AC lot

    Commercial property combines office accommodations with warehouse units, overhead doors, a loading dock, and outdoor work area.

    View details
    Mixed-Use Property with Income Potential
    Mixed-Use Property with Income Potential

    2504 Plainfield Ave, Scotch Plains, NJ 07076

    $1,875,000
    4,032 sqft

    Versatile commercial property with office, warehouse, and yard space.

    View details
    Second-Floor Medical Office
    Second-Floor Medical Office

    131 S Euclid Ave, Westfield, NJ 07090

    Contact for pricing

    Waiting area, private lavatory, storage, and off-street parking support a professional clinical setting.

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    First-Floor Office Unit
    First-Floor Office Unit

    512 E Broad St,1st Floor, Westfield, NJ 07090

    Contact for pricing

    Office unit with private restroom, parking, utilities included, and access to shared kitchen facilities.

    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 West 6th Street, Piscataway, NJ 08854

    $174,900
    3,999 sqft 0.09 AC lot

    Cleared lot in Piscataway, potential investment with GB zoning.

    View details
    Commercial Land in Sewaren, NJ
    Commercial Land in Sewaren, NJ

    511 cliff Road, Sewaren, NJ 07077

    $500,000
    1 sqft

    Commercial land available for sale in Sewaren, New Jersey.

    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
    Office Building with Elevator
    Office Building with Elevator

    51 W Prospect Street, East Brunswick, NJ 08816

    Contact for pricing
    6,000 sqft 0.50 AC lot

    Two-story commercial office property with parking, public utilities, and zoned cooling for flexible workspace configuration.

    View details

    Off-Market Properties in Mountainside, NJ

    Consider similar Off-Market properties in Mountainside, 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.

    1044 Us Hwy 22nd, Unit 6
    CONDOMINIUM OFFICES

    1044 Us Hwy 22nd, Mountainside, NJ 07092-2890

    Unit 6
    Estimated value:
    $310,000
    1,740 sqft
    View details
    1429 Us Hwy 22
    OFFICE BUILDING

    1429 Us Hwy 22, Mountainside, NJ 07092-2406

    Estimated value:
    $900,000
    3,374 sqft 0.33 AC lot
    View details
    1044 Us Hwy 22nd 5th Ste, Unit 5
    CONDOMINIUM OFFICES

    1044 Us Hwy 22nd 5th Ste, Mountainside, NJ 07092-2890

    Unit 5
    Estimated value:
    $315,000
    1,740 sqft
    View details
    1125 Globe Ave
    OFFICE BUILDING

    1125 Globe Ave, Mountainside, NJ 07092-2903

    Estimated value:
    $440,000
    1.24 AC lot
    View details
    1044 Suite 1
    Office Spaces

    1044 Suite 1, Mountainside, NJ 07092

    Estimated value: by Request
    7,688 sqft 0.10 AC lot
    View details
    1044 Suite 4
    Office Spaces

    1044 Suite 4, Mountainside, NJ 07092

    Estimated value: by Request
    7,688 sqft 0.09 AC lot
    View details
    1167 Us-22
    Distribution properties

    1167 Us-22, Mountainside, NJ 07092

    Estimated value: by Request
    7,085 sqft 0.72 AC lot
    View details
    1044 Suite 2
    Office Spaces

    1044 Suite 2, Mountainside, NJ 07092

    Estimated value: by Request
    7,688 sqft 0.12 AC lot
    View details
    1044 Us Hwy 22nd 4th Ste, Unit 4
    CONDOMINIUM OFFICES

    1044 Us Hwy 22nd 4th Ste, Mountainside, NJ 07092-2890

    Unit 4
    Estimated value:
    $290,000
    671 sqft
    View details
    1044 Us Hwy 22nd 3rd Ste, Unit 3
    CONDOMINIUM OFFICES

    1044 Us Hwy 22nd 3rd Ste, Mountainside, NJ 07092-2890

    Unit 3
    Estimated value:
    $295,000
    1,022 sqft
    View details
    1044 Us Hwy 22nd 2nd Ste, Unit 2
    CONDOMINIUM OFFICES

    1044 Us Hwy 22nd 2nd Ste, Mountainside, NJ 07092-2890

    Unit 2
    Estimated value:
    $285,000
    852 sqft
    View details
    1044 Us Hwy 22nd 1st Ste, Unit 1
    CONDOMINIUM OFFICES

    1044 Us Hwy 22nd 1st Ste, Mountainside, NJ 07092-2890

    Unit 1
    Estimated value:
    $290,000
    704 sqft
    View details

    Mountainside, NJ Office Spaces Market Trends and Statistics

    Explore 16 office spaces for sale in Mountainside, NJ, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 10,432 square feet of properties for sale, with an estimated market value of $1,750,000.

    Sale prices for office spaces in Mountainside, NJ average $1,750,000 — 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 6
    Office buildings 1

    Demographics Overview

    Population 6,967
    Population Growth (5Y) +1.0%
    Median Household Income $210,100

    High-Yield Neighborhoods for Investment

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

    Neighborhood Average Price
    07092 $437.5K

    Taxes & Financing

    Tax Rate (average for all types) 2.00%
    Property Tax per SF $12.23 per SF
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Union County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

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

    Office

    Residential Income

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