Multifamily

Iselin, NJ Multifamily Properties for Sale

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Two-Unit Duplex with Basement
Updated: Aug 4
Two-Unit Duplex with Basement

237 Middlesex Avenue, Iselin, NJ 08830

$729,999
2,288 sqft 0.22 AC lot
2,288‑square‑foot duplex on a 0.2204‑acre lot
First‑floor unit offers 3 bedrooms, 3 full bathrooms, and a full basement
Second‑floor unit includes 2 bedrooms and 1 full bathroom
Private left‑side and right‑side driveways serve the respective units
Built in 1955 with vinyl siding, forced‑air heat, and central air
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237 Middlesex Avenue, Iselin, NJ 08830

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Two-Unit Duplex with Basement
Updated: Aug 7
Two-Unit Duplex with Basement

Iselin, NJ 08830

$729,999
0.22 AC lot
Two residential units with separate side driveways
First‑floor unit includes 3 bedrooms, 3 full bathrooms, and a full basement
Second‑floor unit offers 2 bedrooms and 1 full bathroom
0.2204‑acre lot in Woodbridge Twp., NJ
Forced‑air heating and central air conditioning
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Duplex with Full Basement
Duplex with Full Basement

237 Middlesex Avenue, Iselin, NJ 08830

$729,999
2,288 sqft

Two residential units provide separate layouts, private driveways, and access to a full basement.

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

69 S Harrison Avenue, Iselin, NJ 08830

$731,500

New windows, unfinished lower-level space, and a fenced backyard add practical flexibility.

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Based on your search, we've compiled 18 Potential Opportunities for your consideration. Besides 4 Active listings in Iselin, NJ, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 8 Off-Market properties to explore as potential leads, plus 2 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.

Duplex with New Roof
Duplex with New Roof

1892 oak tree Road, Edison, NJ 08820

$765,000
0.37 AC lot

Two two-bedroom units with separate water-furnace heating, attached garage parking, and a private backyard in Edison.

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Duplex with Separate Utilities
Duplex with Separate Utilities

139 Coddington St, Rahway, NJ 07065

$699,000
0.10 AC lot

Two-unit duplex with separate utilities, detached garage, and a partially finished basement.

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Three-Unit Triplex
Three-Unit Triplex

973 Ellis Pkwy, Edison, NJ 08820

$750,000
0.25 AC lot

Residential income property with a two-bedroom unit and two one-bedroom units.

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Renovated Triplex with Retail Units
Renovated Triplex with Retail Units

33 E Milton Ave, Rahway, NJ 07065

Contact for pricing

Three-unit property includes one 1-bedroom residential unit and two maintained commercial storefront units.

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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.

Detached Two-Family Duplex
Detached Two-Family Duplex

69 Martense Street, Brooklyn, NY 11226

$1,888,888
0.10 AC lot

Duplex on an R7a-zoned lot with three bedrooms per unit and a semi-finished basement with separate entrance.

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Flatbush Development Property For Sale
Flatbush Development Property For Sale

14 E 32nd Street lot: 13, Brooklyn, NY 11226

$1,249,000
1,407 sqft 0.09 AC lot

40 x 100 lot with R6, C1-2 zoning.

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Off-Market Properties in Iselin, NJ

Consider similar Off-Market properties in Iselin, 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.

1499 Oak Tree Rd
APARTMENT HOUSE (UNDER 5 UNITS)

1499 Oak Tree Rd, Iselin, NJ 08830-1543

$4,695,000
Estimated value
10,368 sqft 0.52 AC lot
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444 State Rte 27
APARTMENT HOUSE (UNDER 5 UNITS)

444 State Rte 27, Iselin, NJ 08830-1773

$20,190,000
Estimated value
1.06 AC lot
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210 Cheryl Dr, Unit 1426
APARTMENT HOUSE (UNDER 5 UNITS)

210 Cheryl Dr, Iselin, NJ 08830-3158

Unit 1426
$480,000
Estimated value
18.82 AC lot
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153 Cooper Ave
APARTMENT HOUSE (UNDER 5 UNITS)

153 Cooper Ave, Iselin, NJ 08830-2060

$370,000
Estimated value
5,032 sqft 0.24 AC lot
View details
20-52 Gills Ln, Unit 52
APARTMENT HOUSE (UNDER 5 UNITS)

20-52 Gills Ln, Iselin, NJ 08830-2809

Unit 52
$440,000
Estimated value
7.94 AC lot
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247 State Rte 27
APARTMENT HOUSE (UNDER 5 UNITS)

247 State Rte 27, Iselin, NJ 08830-1620

$330,000
Estimated value
0.13 AC lot
View details
820 Grn St
APARTMENT HOUSE (UNDER 5 UNITS)

820 Grn St, Iselin, NJ 08830-2919

$500,000
Estimated value
8,840 sqft
View details
43 Brown Ave
APARTMENT HOUSE (UNDER 5 UNITS)

43 Brown Ave, Iselin, NJ 08830

$345,000
Estimated value
2.29 AC lot
View details

Iselin, NJ Multifamily Properties Market Trends and Statistics

Explore 12 multifamily properties for sale in Iselin, NJ, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 4,576 square feet of properties for sale, with an estimated market value of $2,921,497.

Sale prices for multifamily properties in Iselin, NJ start at $729,999, averaging $730,374, and reaching up to $731,500 — 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 4

Demographics Overview

Population 19K
Population Growth (5Y) +6.8%
Median Household Income $112,615
College Educated 81.3%

High-Yield Neighborhoods for Investment

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

Neighborhood Average Price
08830 $750K

Taxes & Financing

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

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