Duplex
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New Brunswick, NJ Duplexes for Sale

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East Brunswick, NJ Highland Park, NJ Franklin Twp, NJ Franklin, NJ Milltown, NJ Edison, NJ Somerset, NJ Piscataway, NJ
21 properties
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Duplex with Finished Walk-Up Attic
Updated: Aug 26
Duplex with Finished Walk-Up Attic

40 Throop Avenue, New Brunswick, NJ 08901

$650,000
2,594 sqft 0.05 AC lot
2,594‑square‑foot duplex with 2‑bedroom and 3‑bedroom units
Finished walk‑up attic connected to the second‑floor unit
Both units include refrigerators, gas ranges, dishwashers, washers, and dryers
Full basement provides storage and utility access for both units
0.05‑acre lot with a fully fenced backyard
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Two-Family Home with Attached Garage
Updated: Aug 24
Two-Family Home with Attached Garage

32 Suydam Street, New Brunswick, NJ 08901

$775,000
2,310 sqft 0.11 AC lot
Two‑family home with 2,310 square feet of building area
Two apartments, each with 4 bedrooms; first unit has 1 bathroom and second has 2+ bathrooms
Separate electric and gas meters with two steam radiator heating systems
Full basement with two storage rooms, bathroom, and new washer and dryer
Unfinished attic, slate roof, open porch, and one‑car attached garage
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Renovated Duplex with Two Units
Renovated Duplex with Two Units

27 Alexander St, New Brunswick, NJ 08901

$549,000
1,760 sqft 0.06 AC lot

Two-unit property with separate gas and electric utilities, updated first-floor kitchen, basement storage, and public water and sewer.

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Two-Unit Home With Finished Attic
Two-Unit Home With Finished Attic

40 Throop Ave, New Brunswick, NJ 08901

$650,000
2,594 sqft

Duplex with hardwood floors, separate living areas, full basement storage, and a fenced backyard near major institutions and transit.

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Two-Unit Duplex with Basement
Two-Unit Duplex with Basement

24 Welton Street, New Brunswick, NJ 08901

$495,000
1,548 sqft 0.06 AC lot

Separate utilities, central air, and a fenced yard add practical appeal.

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Colonial Duplex with Basement
Colonial Duplex with Basement

44 High Street, New Brunswick, NJ 08901

$660,000
1,964 sqft 0.05 AC lot

Colonial duplex built in 1922 with public water and public sewer, shingle roof, and hot water heating.

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Duplex with Two 2-Bedroom Units
Duplex with Two 2-Bedroom Units

187 Hale Street, New Brunswick, NJ 08901

$485,000
1,248 sqft 0.06 AC lot

R-5A zoned duplex with two 2-bedroom units, each with a full bath, plus a porch and public utilities.

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Two-Family Home with Garage
Two-Family Home with Garage

32 Suydam Street, New Brunswick, NJ 08901

$775,000
2,310 sqft

Two apartments feature separate electric and gas meters, with existing tenancies in place.

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Two-Family Duplex
Two-Family Duplex

187 Hale Street, New Brunswick, NJ 08901

$485,000
1,248 sqft 0.06 AC lot

Two-bedroom, one full bath duplex with public water and public sewer, built in 1920.

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Renovated Duplex with Detached Garage
Renovated Duplex with Detached Garage

105 Louis Street, New Brunswick, NJ 08901

$850,000
2,312 sqft 0.06 AC lot

Renovated two-family duplex with separate utilities, a full basement, and off-street parking plus a detached two-car garage.

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Two-Family Duplex
Two-Family Duplex

92 Redmond St, New Brunswick, NJ 08901

$469,900
1,776 sqft

Two residential units offer flexible room layouts and steam heat near Lord Sterling Elementary School.

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Two-Unit Duplex with Fenced Yard
Two-Unit Duplex with Fenced Yard

15 S Ward Street, New Brunswick, NJ 08901

$515,000
1,760 sqft 0.05 AC lot

Each residence offers two bedrooms and one full bathroom.

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Two-Unit Duplex with Updated Interiors
Two-Unit Duplex with Updated Interiors

267 Townsend Street, New Brunswick, NJ 08901

$649,900
2,084 sqft 0.07 AC lot

Duplex with two 3-bedroom units, tenant-paid utilities, and flexible month-to-month leases under R-5A zoning.

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Two-Unit Residential Income Duplex
Two-Unit Residential Income Duplex

187 Hale Street, New Brunswick, NJ 08901

$485,000
1,248 sqft

Duplex with two two-bedroom units and one full bathroom per unit, currently marketed with $4,000 monthly rent.

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Two-Unit Duplex with Steam Heat
Two-Unit Duplex with Steam Heat

92 Redmond Street, New Brunswick, NJ 08901

$469,900
1,776 sqft 0.06 AC lot

Both residences include kitchens, living areas, dens, and one bathroom.

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Brick Duplex with Attached Garage
Brick Duplex with Attached Garage

55 Juliet Street, New Brunswick, NJ 08901

$599,000
0.11 AC lot

Two separate apartments include off-street parking and a finished basement with kitchenette.

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Two-Family Residence on Campus
Two-Family Residence on Campus

22 Richardson St, New Brunswick, NJ 08901

Contact for pricing
3,334 sqft

Two-family residence with three- and five-bedroom apartments, situated on a university campus with annual leased income.

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Renovated Duplex With Separate Utilities
Renovated Duplex With Separate Utilities

27 Alexander St, New Brunswick, NJ 08901

$549,000

Legal two-family property with separate gas and electric utilities for each unit.

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Two-Unit Residential Income Property
Two-Unit Residential Income Property

81 Louis St, New Brunswick, NJ 08901

$725,000

Two-unit home offering a first-floor 2-bedroom unit and an upper 3-bedroom, 2-bath duplex with driveway parking.

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Renovated Duplex with Separate Utilities
Renovated Duplex with Separate Utilities

170 Seaman St, New Brunswick, NJ 08901

$685,000

Two apartments provide a verified two-bedroom and three-bedroom configuration with finished lower-level and attic areas.

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Mixed-Use Property with Two-Family House
Mixed-Use Property with Two-Family House

22A & 24A Joyce Kilmer Avenue N, New Brunswick, NJ 08901

Contact for pricing

Two-building property combines a retail/mixed-use structure with a separate two-family residence.

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Based on your search, we've compiled Potential Opportunities for your consideration. Besides 21 Active Listings in New Brunswick, NJ

New Brunswick, NJ Duplexes Market Trends and Statistics

Explore 21 duplexes for sale in New Brunswick, NJ, showcased through 21 active listings on our real estate platform. These investment opportunities span a total of 31,866 square feet of properties for sale, with an estimated market value of $11,521,700.

Sale prices for duplexes in New Brunswick, NJ start at $469,900, averaging $606,405, and reaching up to $850,000 — 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

Duplexes 22
Apartment buildings 10
Triplexes 4

Demographics Overview

Population 115K
Population Growth (5Y) +3.5%
Median Household Income $87,255
College Educated 20.7%

High-Yield Neighborhoods for Investment

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

Neighborhood Average Price
08901 $596K

Taxes & Financing

Tax Rate (average for all types) 2.81%
Property Tax per SF $10.81 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

Property Size Breakdown

The majority of commercial real estate listings in New Brunswick fall within the 100,000+ square foot range.

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