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South River, NJ Office Buildings for Sale

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Spacious Office Building on Main
Updated: Jun 12, 2025
Spacious Office Building on Main

141 Main Street, South River, NJ 08882

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3,200 sqft
Prime Main Street location in South River.
Spacious 3200 SqFt of professional office space.
Includes multiple private offices and large conference rooms.
Features a welcoming waiting room for clients and visitors.
Multiple bathrooms (3 total) for convenience.
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See hot listings in South River

Scored against comparables nationwide. These are worth a look.

Scored against comparables nationwide. These are worth a look.

Cap Rate available after sign in
Est. NOI available after sign in
Local Demand available after sign in
Based on your search, we've compiled 15 Potential Opportunities for your consideration. Besides 1 Active listings in South River, NJ, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 6 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.

Three-Level Office Building
Three-Level Office Building

353 Main Street, Spotswood, NJ 08884

$490,000
1,615 sqft 0.23 AC lot

A mix of occupied and vacant office suites spans three levels, with parking available on site.

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Storefront with Finished Basement
Storefront with Finished Basement

505 State Route 18, East Brunswick, NJ 08816

$730,000
1,744 sqft 0.22 AC lot

Two levels of rooms and a finished basement provide flexible interior space for retail or office functions.

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Office Building with Elevator
Office Building with Elevator

51 W Prospect Street, East Brunswick, NJ 08816

$3,000,000
6,000 sqft 0.50 AC lot

OP1-zoned office property with accessible elevator service, public utilities, and a mix of laminate and wood flooring.

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Three-Unit Office Building
Three-Unit Office Building

A-353 Main Street, Spotswood, NJ 08884

$490,000

Flexible commercial layout in the Spotswood business district with private office space and potential for professional or boutique retail uses.

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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.

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.

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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.

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Commercial Land with Road Frontage
Commercial Land with Road Frontage

4050 Us Highway 1, South Brunswick, NJ 08852

$199,000
0.57 AC lot

OP-zoned parcel with available water and a commercial setting near retail uses and residential development.

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Commercial Land in HD Zone
Commercial Land in HD Zone

123 Applegarth Road, Monroe, NJ 08831

$1,275,000
3,204 sqft 4.60 AC lot

4.6-acre commercial land on Applegarth Road with existing single-family residence and public water access in Monroe’s HD zone.

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Off-Market Properties in South River, NJ

Consider similar Off-Market properties in South River, 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.

171 Main St
OFFICE BUILDING

171 Main St, South River, NJ 08882-1500

Estimated value:
$1,045,000
8,370 sqft 0.30 AC lot
View details
133 Main St
OFFICE BUILDING

133 Main St, South River, NJ 08882-1231

Estimated value:
$250,000
878 sqft 0.11 AC lot
View details
17 Main St
OFFICE BUILDING

17 Main St, South River, NJ 08882-1498

Estimated value:
$285,000
945 sqft 0.05 AC lot
View details
198 Main St
OFFICE BUILDING

198 Main St, South River, NJ 08882-1561

Estimated value:
$325,000
2,218 sqft 0.24 AC lot
View details
23 Maple St
OFFICE BUILDING

23 Maple St, South River, NJ 08882

Estimated value:
$325,000
5,084 sqft 0.28 AC lot
View details
11 Stephen St
OFFICE BUILDING

11 Stephen St, South River, NJ 08882-1240

Estimated value:
$310,000
3,322 sqft 0.04 AC lot
View details

South River, NJ Office Buildings Market Trends and Statistics

Explore 7 office buildings for sale in South River, NJ on our real estate platform. These investment opportunities span a total of 3,200 square feet of properties for sale.

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Top Commercial Asset Segments

Commercial property segments ranked by active listings on the market

Office buildings 1

Demographics Overview

Population 16K
Population Growth (5Y) -0.1%
Median Household Income $101,853
College Educated 42.6%

Taxes & Financing

Tax Rate (average for all types) 2.43%
Property Tax per SF $14.11 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)

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