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    Monmouth County, NJ Duplexes for Sale

    41 results
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    Union Beach Two-Family Home
    $599,000
    2,000 SF

    Union Beach Two-Family Home

    121-123 Stone Rd, Union Beach, NJ 07735

    Two-family home on oversized lot, ideal for investors.

    • Oversized lot with frontage on two streets (Stone Rd and Bank St).
    • Rare two‑family property, ideal for investors or owner‑occupants.
    • Delivered vacant, allowing for immediate market rent setting or multi‑generational living.
    • One unit features 3 bedrooms and 1.5 bathrooms, including a primary suite half bath.
    • Convenient location near bayfront, parks, dining, and major commuter routes (Route 36, GSP).
    Updated: Feb 22
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    Renovated Duplex with Spacious Yard
    $849,000
    2,192 SF

    Renovated Duplex with Spacious Yard

    88 South St, Eatontown, NJ 07724

    Newly renovated duplex in Eatontown with large lot.

    • Two separate units, ideal for mother/daughter living or rental income.
    • Newly renovated with 6 bedrooms and 3 bathrooms.
    • Two kitchens with stainless steel appliances.
    • Spacious layout with two living rooms and warm‑colored floors.
    • Large property behind the house offering many possibilities.
    Updated: Feb 21
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    Brick Front Two-Family Home
    Pending
    $625,000
    2,123 SF

    Brick Front Two-Family Home

    Two-family home with pool, pool house, and spacious yard.

    308 Myrtle St, Cliffwood, NJ 07721
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    Updated Two-Family Home with Garage
    $849,000
    1,499 SF

    Updated Two-Family Home with Garage

    High-income two-family home with attached four-car garage.

    49 Middlesex Rd, Matawan, NJ 07747
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    Updated Duplex in Keyport, NJ
    $999,999
    2,193 SF

    Updated Duplex in Keyport, NJ

    Updated duplex with detached garage, generating $6,950 monthly rent.

    9 Kearney St, Keyport, NJ 07735
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    Charming Two-Family Home in Long Branch
    Pending
    $814,999
    2,472 SF

    Charming Two-Family Home in Long Branch

    Inviting 2-family home with rental income potential in Long Branch.

    317 Norwood Ave, Long Branch, NJ 07740
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    Neptune Township Duplex Opportunity
    Pending
    $535,000
    2,010 SF

    Neptune Township Duplex Opportunity

    Charming 6 bed, 2 bath duplex with income potential.

    1417 7Th Ave, Neptune, NJ 07753
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    Neptune Township Multi-Family Home
    $480,000
    1,552 SF

    Neptune Township Multi-Family Home

    Legal two-family home in a prime Neptune Township location.

    611 Bingham St, Neptune, NJ 07753
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    Asbury Park Two-Family Property
    $939,000
    1,119 SF

    Asbury Park Two-Family Property

    Two-family property with expansion potential in Asbury Park, NJ.

    912 Sunset Ave, Asbury Park, NJ 07712
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    Updated Duplex on Oversized Lot
    Pending
    $849,000
    2,288 SF

    Updated Duplex on Oversized Lot

    Updated duplex generating $5,575 monthly rent on oversized lot.

    259 Matawan Ave, Matawan, NJ 07747
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    Renovated Two-Family Home in Red Bank
    Pending
    $750,000
    2,152 SF

    Renovated Two-Family Home in Red Bank

    Turn-key, renovated two-family home earning premium rental income.

    44 Drs James Parker Blvd, Red Bank, NJ 07701
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    Renovated Two-Family Home in Red Bank
    Pending
    $800,000
    2,106 SF

    Renovated Two-Family Home in Red Bank

    Turn-key, renovated two-family home with detached garage in Red Bank.

    33 Washington St, Red Bank, NJ 07701
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    Renovated Two-Family Home Near Beach
    $549,900
    1,260 SF

    Renovated Two-Family Home Near Beach

    Renovated two-family home near the beach in Keansburg, NJ.

    101 Seabreeze Way, Keansburg, NJ 07734
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    Belmar Multifamily Opportunity Near Ocean
    Pending
    $775,000
    665 SF

    Belmar Multifamily Opportunity Near Ocean

    Two homes for the price of one near the ocean!

    1812 Fernwood Rd, Belmar, NJ 07719
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    Renovated Two-Family Home in Asbury
    $875,000
    2,400 SF

    Renovated Two-Family Home in Asbury

    Turnkey two-family home with income potential near Asbury Park.

    148 Dewitt Ave, Asbury Park, NJ 07712
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    Manasquan Duplex Near Downtown
    Pending
    $999,000
    2,168 SF

    Manasquan Duplex Near Downtown

    Well-maintained duplex in prime location near downtown and schools.

    51-53 Main St, Manasquan, NJ 08736
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    Turn-Key Union Beach Two-Family
    $599,999
    2,482 SF

    Turn-Key Union Beach Two-Family

    Income-producing two-family property in Union Beach, fully leased.

    233 Broadway, Union Beach, NJ 07735
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    Charming Two-Family Home in Long Branch
    $839,000
    2,232 SF

    Charming Two-Family Home in Long Branch

    Legal two-family home, great for owner occupant or investor.

    657 Campbell Ave, Long Branch, NJ 07740
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    Renovated Two-Family Home Near Beaches
    Pending
    $799,999
    2,040 SF

    Renovated Two-Family Home Near Beaches

    Fully renovated two-family home in desirable Long Branch location.

    491 Patten Ave, Long Branch, NJ 07740
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    Approved Two-Family Home Conversion
    Pending
    $1,299,000
    3,100 SF

    Approved Two-Family Home Conversion

    Spacious property approved for two-family conversion near beach.

    552 Westwood Ave, Long Branch, NJ 07740
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    Victorian Multi-Family Property on Large Lot
    Pending
    $749,910
    0.55 Acres

    Victorian Multi-Family Property on Large Lot

    Two-family Victorian on a large lot with redevelopment potential.

    80 Atlantic Ave, Long Branch, NJ 07740
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    Two Buildings on One Lot
    $799,000
    4,500 SF

    Two Buildings on One Lot

    Two buildings on one lot present an investment opportunity.

    101-103 Ridge Ave, Asbury Park, NJ 07712
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    Two-Family Property in Red Bank
    $650,000
    1,032 SF

    Two-Family Property in Red Bank

    Two-family property with approved plans and permits in Red Bank.

    195 Drs James Parker Blvd, Red Bank, NJ 07701
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    Renovated Two-Family Home, Keansburg
    $549,900

    Renovated Two-Family Home, Keansburg

    Turnkey two-family home on a double lot near Keansburg Beach.

    212 Seeley Ave, Keansburg, NJ 07734
    View details

    Monmouth County, NJ Duplexes Investment Opportunities Market Analysis

    Explore 41 duplexes for sale in Monmouth County, NJ, showcased through 41 active listings on our real estate platform. These investment opportunities span a total of 383,328 square feet of properties for sale, with an estimated market value of $20,701,505.

    Sale prices for duplexes in Monmouth County, NJ start at $275,000, averaging $713,845, and reaching up to $999,999 — 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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