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    Union County, NJ Duplexes for Sale

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    Newark, NJ Paterson, NJ Jersey City, NJ
    118 results
    Multi-Family Home in Elizabeth City
    $679,999
    2,836 SF

    Multi-Family Home in Elizabeth City

    1039 Anna St, Elizabeth, NJ 07201

    Two-family home with various living options in North Elizabeth.

    • Two‑family home with separate entrances and utilities for each unit
    • Fully finished vacant attic and basement, each with a full bathroom and eat‑in kitchen (attic)
    • Excellent location with convenient access to transportation: 3 mins to NJ Transit bus, 5 mins to Elizabeth train station, and quick access to major highways
    • Spacious units, each with 2‑3 bedrooms, a full bath, and a large eat‑in kitchen
    • Generous, enclosed backyard providing a private outdoor space
    Updated: May 14
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    Roselle Boro Duplex For Sale
    $959,000
    2,911 SF

    Roselle Boro Duplex For Sale

    221 223 E 2Nd Ave, Roselle, NJ 07203

    Multi-Family duplex in Roselle Boro, New Jersey.

    • Basement provides extra space for storage or recreation
    • Central air conditioning ensures year‑round comfort
    • Enjoy summer fun with the above ground swimming pool
    • Multiple fireplaces create cozy focal points throughout
    • Patio offers a great space for outdoor relaxation
    Updated: May 17
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    Move-in Ready Multi-Family Home
    $810,000
    3,487 SF

    Move-in Ready Multi-Family Home

    Spacious two-family property in Hillside, NJ, ideal for investors.

    149 Baltimore Ave, Hillside, NJ 07205
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    Spacious Multi-Family Home Near Amenities
    $699,000
    3,917 SF

    Spacious Multi-Family Home Near Amenities

    Two-family home with spacious units, bonus attic, and private backyard.

    27 Jacques St, Elizabeth, NJ 07201
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    Custom-Built Multifamily Near Kean University
    $1,150,000
    3,960 SF

    Custom-Built Multifamily Near Kean University

    Exceptional multifamily property near Kean University with investment potential.

    117-119 Stiles St, Elizabeth, NJ 07208
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    Spacious Duplex in Rahway City
    $750,000
    2,320 SF

    Spacious Duplex in Rahway City

    Two-family duplex with investment and owner-occupant potential near NYC.

    355 W Scott Ave, Rahway, NJ 07065
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    Renovated Two-Family Home in Union
    $1,049,000
    3,500 SF

    Renovated Two-Family Home in Union

    Spacious, renovated two-family home with modern updates and flexible living.

    859 Dewey St, Union, NJ 07083
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    Spacious Three-Story Multi-Family Home
    $775,000
    2,633 SF

    Spacious Three-Story Multi-Family Home

    Three-story home with versatile space and income potential.

    139 Inslee Pl, Elizabeth, NJ 07206
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    Spacious Roselle Park Two-Family Home
    $699,999
    1,477 SF

    Spacious Roselle Park Two-Family Home

    Two-family home in Roselle Park with many possibilities.

    119 Columbus Place, Roselle Park, NJ 07204
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    Updated Two-Family Home in Elizabeth
    $675,000
    0.06 Acres

    Updated Two-Family Home in Elizabeth

    Two-family home with updated features and convenient location.

    225 John St, Elizabeth, NJ 07202
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    Two-Family Home on Corner Lot
    $749,000
    0.06 Acres

    Two-Family Home on Corner Lot

    Income-producing two-family home near transportation and Kellogg Park.

    1058 Fanny St, Elizabeth, NJ 07201
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    Newer Two-Family Home in Elmora
    $1,179,000
    0.08 Acres

    Newer Two-Family Home in Elmora

    Spacious income-producing property with modern amenities and convenient location.

    433 Linden, Elizabeth, NJ 07202
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    Well-Maintained Two-Family Home
    $635,000
    2,439 SF

    Well-Maintained Two-Family Home

    Legal 2-family home in Elizabeth, close to transportation and amenities.

    312 S Spring St, Elizabeth, NJ 07201
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    Union Twp. Multi-Family Home
    $900,000
    0.12 Acres

    Union Twp. Multi-Family Home

    Spacious two-family home in Union Twp., ideal for investment.

    1029 Gifford Ct, Union, NJ 07083
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    Modern Two-Family Home, Built 2022
    $899,000
    0.06 Acres

    Modern Two-Family Home, Built 2022

    Newer construction multi-family in prime location with strong rental income.

    558 Broadway, Elizabeth, NJ 07206
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    Multi-Family Home in Elizabeth City
    $699,999
    2,002 SF

    Multi-Family Home in Elizabeth City

    Multi-family home with renovation potential in a convenient location.

    733 Jackson Ave, Elizabeth, NJ 07201
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    Two-Family Investment in Elizabeth
    $649,000
    0.06 Acres

    Two-Family Investment in Elizabeth

    Two spacious units near schools, parks, and transportation.

    231 Clark Pl, Elizabeth, NJ 07206
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    Hillside Twp Multi-Family Opportunity
    $589,888
    0.07 Acres

    Hillside Twp Multi-Family Opportunity

    Two-family home in Hillside Twp with income potential.

    524 Lehigh St, Hillside, NJ 07205
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    Renovated Multi-Family Investment Opportunity
    $649,000
    0.08 Acres

    Renovated Multi-Family Investment Opportunity

    Fully renovated, commuter-friendly multi-family property with immediate income potential.

    34 Erie St, Elizabeth, NJ 07206
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    Renovated Mixed-Use Property Near Train
    $900,000
    2,000 SF

    Renovated Mixed-Use Property Near Train

    Renovated mixed-use property near train station with separate utilities.

    348 South Ave East, Westfield, NJ 07090
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    Cranford Twp. Multi-Family Duplex
    $749,000
    0.10 Acres

    Cranford Twp. Multi-Family Duplex

    Turnkey multi-family home near downtown Cranford's shops and restaurants.

    302 Walnut Ave, Cranford, NJ 07016
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    Renovated Multi-Family Home with Garages
    $630,000
    0.06 Acres

    Renovated Multi-Family Home with Garages

    Spacious, renovated multi-family home with income potential and garages.

    75 Geneva St, Elizabeth, NJ 07206
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    Elizabeth Two-Family Investment Opportunity
    $649,000

    Elizabeth Two-Family Investment Opportunity

    Two-unit property in Elizabeth near schools, parks, and transportation.

    231 CLARK PL, Elizabeth, NJ 07206
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    Well-Maintained Roselle Boro Multi-Family
    $569,000
    2,407 SF

    Well-Maintained Roselle Boro Multi-Family

    Two-family home near transportation, shopping, and amenities.

    310 Cristiani St, Roselle, NJ 07203
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    Union County, NJ Duplexes Investment Opportunities Market Analysis

    Explore 118 duplexes for sale in Union County, NJ, showcased through 118 active listings on our real estate platform. These investment opportunities span a total of 101,623 square feet of properties for sale, with an estimated market value of $25,722,996.

    Sale prices for duplexes in Union County, NJ start at $525,000, averaging $829,774, and reaching up to $1,550,000 — 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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