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    Mountainside, NJ

    Mountainside, NJ Commercial Real Estate for Sale

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    Two-Story Office Building with High-Visibility Signage
    Updated: Apr 27
    Two-Story Office Building with High-Visibility Signage

    1299 US Route 22 Highway E, Mountainside, NJ 07092

    $1,750,000
    5,580 sqft 0.59 AC lot
    Approx. 5,580 SF two‑story office building on 0.589 acres
    Built in 1976 with concrete construction and flat roof
    Forced‑air heating and central air conditioning
    Law‑office layout: 6 offices, 2 conference areas, 4 smaller offices, admin and tech rooms
    Kitchenette area plus 3 bathrooms
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    Mountainside Flex Property on Route 22
    Updated: Sep 30, 2025
    Mountainside Flex Property on Route 22

    1167 Us Highway 22, Mountainside, NJ 07092

    $1,950,000
    7,085 sqft 0.72 AC lot
    High‑visibility location on Route 22 business corridor.
    Versatile 7,085 SF space suitable for commercial, professional, or light industrial uses.
    Warehouse with ceiling heights from 9.5’–14’ and three drive‑in doors.
    Ample on‑site parking.
    Convenient access to major highways (Garden State Parkway, I‑78, I‑287) and Newark Liberty International Airport.
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    Multitenant Office Building
    Multitenant Office Building

    284 Sheffield St, Mountainside, NJ 07092

    Contact for pricing
    35,461 sqft

    Office building offered for sale with 35,461 SF available.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Industrial Facility For Sale
    Industrial Facility For Sale

    165 Mill Ln, Mountainside, NJ 07092

    Contact for pricing
    14,897 sqft

    14,897 SF industrial facility available for purchase.

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    Prime Redevelopment Opportunity: Three Lots
    Prime Redevelopment Opportunity: Three Lots

    855 Mountain Ave, Mountainside, NJ 07092

    $4,790,000
    12,000 sqft 0.52 AC lot

    Three lots available for residential and commercial redevelopment.

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    Based on your search, we've compiled 76 Potential Opportunities for your consideration. Besides 5 Active listings in Mountainside, NJ, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 67 Off-Market properties to explore as potential leads

    Opportunities in Nearby Cities

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

    Flex Space with Office and Warehouse
    Flex Space with Office and Warehouse

    2504 Plainfield Ave, Scotch Plains, NJ 07076

    $1,733,000
    4,032 sqft

    Flexible commercial layout combines office suites with garage and warehouse areas.

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    Mixed-Use Property with Income Potential
    Mixed-Use Property with Income Potential

    2504 Plainfield Avenue, Scotch Plains, NJ 07076

    $1,875,000
    4,032 sqft

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

    View details
    Large Lots Redevelopment Opportunity
    Large Lots Redevelopment Opportunity

    855 Mountain Ave, Westfield, NJ 07092

    $4,999,000
    12,000 sqft 0.52 AC lot

    Three large lots for sale in Westfield and Mountainside.

    View details
    Auto Repair Shop For Sale
    Auto Repair Shop For Sale

    1490 E Broad St, Westfield, NJ

    Contact for pricing
    2,000 sqft 0.20 AC lot

    2,000 SF auto repair shop on 0.2-acre lot.

    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.

    1124 Springfield Ave
    COMMERCIAL (GENERAL)

    1124 Springfield Ave, Mountainside, NJ 07092-2906

    $325,000
    Estimated value
    0.07 AC lot
    View details
    1044 Us Hwy 22nd, Unit 6
    CONDOMINIUM OFFICES

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

    Unit 6
    $310,000
    Estimated value
    1,740 sqft
    View details
    1463 Us Hwy 22
    COMMERCIAL (GENERAL)

    1463 Us Hwy 22, Mountainside, NJ 07092-2401

    $395,000
    Estimated value
    1.50 AC lot
    View details
    183 Ml Ln
    INDUSTRIAL (GENERAL)

    183 Ml Ln, Mountainside, NJ 07092-2909

    $410,000
    Estimated value
    6,000 sqft 0.62 AC lot
    View details
    1220 Us Hwy 22
    COMMERCIAL (GENERAL)

    1220 Us Hwy 22, Mountainside, NJ 07092

    $990,000
    Estimated value
    2,925 sqft 0.29 AC lot
    View details
    1199 Us Hwy 22
    COMMERCIAL (GENERAL)

    1199 Us Hwy 22, Mountainside, NJ 07092-2807

    $1,700,000
    Estimated value
    0.37 AC lot
    View details
    921 Mtn Ave
    COMMERCIAL (GENERAL)

    921 Mtn Ave, Mountainside, NJ 07092-2706

    $1,270,000
    Estimated value
    0.44 AC lot
    View details
    1202 Us Hwy 22
    COMMERCIAL (GENERAL)

    1202 Us Hwy 22, Mountainside, NJ 07092-2606

    $345,000
    Estimated value
    2,610 sqft 0.32 AC lot
    View details
    1020 Springfield Ave, Unit 1028
    COMMERCIAL (GENERAL)

    1020 Springfield Ave, Mountainside, NJ 07092-2988

    Unit 1028
    $3,250,000
    Estimated value
    4.10 AC lot
    View details
    1148 Springfield Ave
    COMMERCIAL (GENERAL)

    1148 Springfield Ave, Mountainside, NJ 07092-2906

    $315,000
    Estimated value
    0.06 AC lot
    View details
    1101 Bristol Rd
    INDUSTRIAL (GENERAL)

    1101 Bristol Rd, Mountainside, NJ 07092-2311

    $5,000,000
    Estimated value
    24,620 sqft 1.25 AC lot
    View details
    1180 Us Hwy 22
    COMMERCIAL (GENERAL)

    1180 Us Hwy 22, Mountainside, NJ 07092-2810

    $365,000
    Estimated value
    4.12 AC lot
    View details
    204 Smt Rd
    COMMERCIAL (GENERAL)

    204 Smt Rd, Mountainside, NJ 07092-2305

    $845,000
    Estimated value
    2,380 sqft 0.35 AC lot
    View details
    256 Sheffield St
    INDUSTRIAL (GENERAL)

    256 Sheffield St, Mountainside, NJ 07092-2303

    Value Estimation by Request
    28,800 sqft 3.68 AC lot
    View details
    270 Sheffield St
    INDUSTRIAL (GENERAL)

    270 Sheffield St, Mountainside, NJ 07092-2303

    $15,800,000
    Estimated value
    5.50 AC lot
    View details
    1108 Springfield Ave
    COMMERCIAL (GENERAL)

    1108 Springfield Ave, Mountainside, NJ 07092-2906

    $215,000
    Estimated value
    0.06 AC lot
    View details
    1156 Springfield Ave
    COMMERCIAL (GENERAL)

    1156 Springfield Ave, Mountainside, NJ 07092-2906

    $455,000
    Estimated value
    0.13 AC lot
    View details
    1136 Us Hwy 22
    COMMERCIAL (GENERAL)

    1136 Us Hwy 22, Mountainside, NJ 07092-2810

    $1,715,000
    Estimated value
    11,800 sqft 0.61 AC lot
    View details
    1104 Springfield Ave
    COMMERCIAL (GENERAL)

    1104 Springfield Ave, Mountainside, NJ 07092-2906

    $490,000
    Estimated value
    0.07 AC lot
    View details

    Mountainside, NJ Commercial Real Estate Market Trends and Statistics

    Explore 72 commercial real estate for sale in Mountainside, NJ, showcased through 5 active listings on our real estate platform. These investment opportunities span a total of 75,023 square feet of properties for sale, with an estimated market value of $8,490,000.

    Sale prices for business properties in Mountainside, NJ start at $1,750,000, averaging $2,830,000, and reaching up to $4,790,000 — 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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    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 $1.9M

    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)

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