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    Union County, NJ Residential Income Properties for Sale

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    335 properties
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    Duplex Renovation Property
    Updated: Oct 2
    Duplex Renovation Property

    525 Leo St, Hillside, NJ 07205

    $599,000
    4,252 sqft 0.12 AC lot
    4,252‑square‑foot duplex on a 0.12‑acre lot
    Interior fully gutted; demolition completed
    Room list includes 4 bedrooms, 2 bathrooms, and a basement
    Built in 1934
    Public water and public sewer
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    Duplex with Two Garages
    Updated: Sep 29
    Duplex with Two Garages

    655 4Th Ave, Elizabeth, NJ 07202

    $699,000
    2,314 sqft 0.06 AC lot
    2,314‑square‑foot duplex on a 0.06‑acre lot
    Two apartments: a two‑bedroom first‑floor unit and a three‑bedroom upper unit
    Two garages
    Unfinished basement with half bath and dedicated laundry room
    Built in 1900
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    Two-Unit Duplex with Garage
    Two-Unit Duplex with Garage

    133 Fulton St, Elizabeth, NJ 07206

    $945,000
    2,763 sqft 0.06 AC lot

    Both units offer three bedrooms and two full bathrooms in a flexible residential configuration.

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    Mixed-Use Property with Liquor License
    Mixed-Use Property with Liquor License

    400 Seaton Ave, Roselle Park, NJ 07204

    $1,399,000
    4,000 sqft

    Bar and restaurant space is paired with two residential apartments and basement storage.

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    Four-Unit Quadplex with Finished Attic
    Four-Unit Quadplex with Finished Attic

    668 Clarkson Ave, Elizabeth, NJ 07202

    $995,000
    3,946 sqft 0.08 AC lot

    Four residential units offer matching two-bedroom layouts, one full bathroom, and eat-in kitchens.

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    Mixed-Use Building with Restaurant
    Mixed-Use Building with Restaurant

    442 Elizabeth Ave, Elizabeth, NJ 07206

    $599,999
    3,483 sqft 0.09 AC lot

    Three levels combine ground-floor restaurant space with two residential apartments under C-2 zoning.

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

    738 Edgar Road, Elizabeth, NJ 07202

    $529,000
    1,736 sqft 0.05 AC lot

    Each residence has two bedrooms, a kitchen, a living room, and one full bath.

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    Mixed-Use Property with Restaurant
    Mixed-Use Property with Restaurant

    400 Seaton Ave #400, Roselle Park, NJ 07204

    $1,399,000
    4,000 sqft

    Two apartments occupy the residential component above a first-floor bar and restaurant.

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    Three-Unit Mixed-Use Property
    Three-Unit Mixed-Use Property

    301 E 9Th Ave, Roselle, NJ 07203

    $649,900
    2,604 sqft 0.06 AC lot

    Ground-floor convenience retail accompanies two updated residential apartments, including a three-bedroom and a one-bedroom layout.

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    Residential Duplex with Deck
    Residential Duplex with Deck

    50 Reid St, Elizabeth, NJ 07201

    $720,000
    2,052 sqft 0.06 AC lot

    The property includes a deck and patio, with shopping, dining, transit, and major highways nearby.

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    Renovated Two-Family Duplex
    Renovated Two-Family Duplex

    29 S 2ND STREET, Elizabeth, NJ 07206

    $1,250,000
    5,610 sqft

    Fully updated two-unit property with finished basement and attic areas for added flexibility.

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    Two-Unit Duplex Property
    Two-Unit Duplex Property

    153 S Park Street, Elizabeth, NJ 07206

    $629,000
    1,826 sqft 0.05 AC lot

    Separate three-bedroom and two-bedroom units each include one full bath for occupancy or leasing flexibility.

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    Side-by-Side Duplex
    Side-by-Side Duplex

    221 223 E 2Nd Ave, Roselle, NJ 07203

    $959,000
    2,911 sqft 0.32 AC lot

    Two attached residences with private outdoor features, central air, and public water and sewer service.

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    2-Unit Duplex with Updated Baths
    2-Unit Duplex with Updated Baths

    545 Trinity Pl, Westfield, NJ 07090

    $1,240,000
    2,060 sqft

    Both residences have separate utilities and matching three-bedroom layouts.

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    Under-Construction Duplex
    Under-Construction Duplex

    1023 Grove St, Elizabeth, NJ 07202

    $1,250,000
    4,649 sqft 0.11 AC lot

    New construction with central air, forced-air heating, public utilities, and an oversized garage.

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    Victorian Quadplex with Updated Interiors
    Victorian Quadplex with Updated Interiors

    2 Hillside Ave, Summit, NJ 07901

    $1,800,000
    4,239 sqft 0.17 AC lot

    Four apartments pair refreshed kitchens and baths with original architectural details and dedicated storage.

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    Three-Unit Multifamily Property
    Three-Unit Multifamily Property

    700 700-702 Park Ave, Elizabeth, NJ 07208

    $1,249,000
    5,328 sqft

    Unit mix includes three-, two-, and one-bedroom layouts with a detached garage and private driveway.

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    Two-Unit Duplex with Separate Utilities
    Two-Unit Duplex with Separate Utilities

    9 Lowden St, Elizabeth, NJ 07208

    $650,000
    0.07 AC lot

    Each residence spans three floors and has its own basement entrance, furnace, and water heater.

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    Renovated Duplex with Two-Car Garage
    Renovated Duplex with Two-Car Garage

    1091 Alfieri Ct, Union, NJ 07083

    $1,099,900
    2,744 sqft

    Renovated two-family property with separate utilities, finished basement, and substantial off-street parking.

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

    444 3rd Ave, Elizabeth, NJ 07206

    $999,000
    0.06 AC lot

    Two distinct residences offer separate laundry, with one unit extending into the basement and the other arranged on one level.

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

    551 Rosewood Ter, Linden, NJ 07036

    $729,000
    1,188 sqft

    Each apartment has its own gas furnace and mini-split cooling system.

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    Duplex with Detached Garage
    Duplex with Detached Garage

    103 E Henry St, Linden, NJ 07036

    $649,000
    0.20 AC lot

    Each residence occupies its own floor, with public water and sewer service.

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    Two-Unit Duplex with Detached Garage
    Two-Unit Duplex with Detached Garage

    927 Meredith Ave, Elizabeth, NJ 07202

    $625,000
    2,268 sqft 0.08 AC lot

    Two separate two-bedroom apartments are complemented by finished attic space and a partially finished basement.

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    Two-Unit Duplex with Separate Entries
    Two-Unit Duplex with Separate Entries

    349 Lafayette St, Rahway, NJ 07065

    $600,000
    0.07 AC lot

    A full basement and independent heating systems serve the two residences.

    View details
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    Union County, NJ Residential Income Properties Market Trends and Statistics

    Explore 335 residential income properties for sale in Union County, NJ, showcased through 335 active listings on our real estate platform. These investment opportunities span a total of 284,686 square feet of properties for sale, with an estimated market value of $284,224,751.

    Sale prices for residential investment properties in Union County, NJ start at $375,000, averaging $888,202, and reaching up to $3,600,000 — 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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    Featured Union County Real Estate Agencies

    Realmo connects you with licensed Union County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Gold Standard Realty
    500 Rahway Ave, 2nd Floor Elizabeth, NJ 07202
    Phone: (908) 344-3518
    www.gsrnj.com
    ERA Suburb Realty Agency
    1773 East Second Street Scotch Plains, NJ 07076
    Phone: (908) 322-4434
    erasuburb.com
    Better Homes and Gardens RE Elite
    181 North Ave East Cranford, NJ 07016
    Phone: (908) 316-8530
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