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Mountainside, NJ

Office

Mountainside, NJ Office Spaces for Sale

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Westfield, NJ Scotch Plains, NJ Garwood, NJ Cranford, NJ Springfield, NJ New Providence, NJ Summit, NJ Plainfield, NJ

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

Multitenant Office Building

Updated: Apr 12

Multitenant Office Building

284 Sheffield St, Mountainside, NJ 07092

Contact for pricing

35,461 sqft

Office building for sale with 35,461 SF available

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

Based on your search, we've compiled 22 Potential Opportunities for your consideration. Besides 2 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 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.

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.

Westfield Professional Building For Sale

Westfield Professional Building For Sale

114 S Euclid Ave, Westfield, NJ 07090

$1,250,000

3,200 sqft 0.24 AC lot

Three-story professional building with basement and parking in Westfield, NJ.

Three-Story Medical Office Building

Three-Story Medical Office Building

114 S EUCLID AVE Unit 1, Westfield, NJ 07090

$1,250,000

3,200 sqft 0.25 AC lot

Three-story professional building with a full basement and parking lot on a quarter-acre lot.

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.

Piscataway Land Development Opportunity

Piscataway Land Development Opportunity

115 Stelton Road, Piscataway, NJ 08854

$279,000

0.12 AC lot

Prime 0.1171-acre lot in high-traffic area, ideal for development.

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.

Shovel-Ready West Side Development Site

Shovel-Ready West Side Development Site

556 W Side Ave, Jersey City, NJ 07305

$775,000

Development site with approved plans for mixed-use building.

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

$310,000

Estimated value

1,740 sqft

1429 Us Hwy 22

OFFICE BUILDING

1429 Us Hwy 22, Mountainside, NJ 07092-2406

$900,000

Estimated value

3,374 sqft 0.33 AC lot

1044 Us Hwy 22nd 5th Ste, Unit 5

CONDOMINIUM OFFICES

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

Unit 5

$315,000

Estimated value

1,740 sqft

1125 Globe Ave

OFFICE BUILDING

1125 Globe Ave, Mountainside, NJ 07092-2903

$440,000

Estimated value

1.24 AC lot

1044 Suite 1

Office Spaces

1044 Suite 1, Mountainside, NJ 07092

Value Estimation by Request

7,688 sqft 0.10 AC lot

1044 Suite 4

Office Spaces

1044 Suite 4, Mountainside, NJ 07092

Value Estimation by Request

7,688 sqft 0.09 AC lot

1167 Us-22

Distribution properties

1167 Us-22, Mountainside, NJ 07092

Value Estimation by Request

7,085 sqft 0.72 AC lot

1044 Suite 2

Office Spaces

1044 Suite 2, Mountainside, NJ 07092

Value Estimation by Request

7,688 sqft 0.12 AC lot

1044 Us Hwy 22nd 4th Ste, Unit 4

CONDOMINIUM OFFICES

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

Unit 4

$290,000

Estimated value

671 sqft

1044 Us Hwy 22nd 3rd Ste, Unit 3

CONDOMINIUM OFFICES

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

Unit 3

$295,000

Estimated value

1,022 sqft

1044 Us Hwy 22nd 2nd Ste, Unit 2

CONDOMINIUM OFFICES

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

Unit 2

$285,000

Estimated value

852 sqft

1044 Us Hwy 22nd 1st Ste, Unit 1

CONDOMINIUM OFFICES

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

Unit 1

$290,000

Estimated value

704 sqft

Mountainside, NJ Office Spaces Market Trends and Statistics

Explore 14 office spaces for sale in Mountainside, NJ on our real estate platform. These investment opportunities span a total of 41,041 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

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	$1.8M

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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