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    Monmouth County, NJ Duplexes for Sale

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    Two-Home Residential Income Property
    Updated: Jun 22
    Two-Home Residential Income Property

    191-193 Park Avenue, Keansburg, NJ 07734

    $625,000
    2,840 sqft 0.14 AC lot
    Two detached multifamily homes: 191 Park Ave (2BR/1BA) and 193 Park Ave (3BR/1BA).
    Both homes have newer roofs, less than one year old.
    Owned solar panels on both homes to help offset energy costs.
    Heating: forced air; cooling: central air with zoned cooling.
    Fireplace available (per property features).
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    This listing looks promising.

    Here's a quick look at some key insights for

    191-193 Park Avenue, Keansburg, NJ 07734

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    • Est. Cap Rate

      7.6%
      Above avg (5.9%)

    • Est. NOI

      $48K
      Annual

    • Price @ 7% Cap

      $679K
      Above asking

    • Property Type

      Single Family Residence
      Built 1945
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    Two-Home Residential Income Property
    Updated: Jun 12
    Two-Home Residential Income Property

    383 Navesink Avenue, Atlantic Highlands, NJ 07716

    $1,350,000
    3,500 sqft 0.21 AC lot
    Two newly remodeled homes on one lot, offering multiple living or rental scenarios
    Larger home includes 3 bedrooms and 3 bathrooms with an open living/dining/eat‑in kitchen layout
    Second home features 2 bedrooms and 1 bathroom with an open kitchen/living area and exposed brickwork
    Quartz countertops, new fixtures and trim throughout, and replacement windows
    Deck and fenced outdoor space, plus public water and public sewer
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    Two-Unit Residential Income Property
    Two-Unit Residential Income Property

    170 Forest Avenue, Keansburg, NJ 07734

    $599,000
    1,500 sqft 0.14 AC lot

    Well-maintained true duplex on a corner lot with two 1BR/1BA units and separate utilities.

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    Mixed-Use Building with Apartment
    Mixed-Use Building with Apartment

    335 Maple Place, Keyport, NJ 07735

    $795,000
    2,800 sqft 0.11 AC lot

    Commercial yoga studio space and two residential units are combined within a Keyport NC District mixed-use building.

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    Turnkey Two-Family Victorian
    Turnkey Two-Family Victorian

    141 Main Avenue, Ocean Grove, NJ 07756

    $999,000
    2,280 sqft

    Two-family Victorian with updated units, CAC, and a side patio near Ocean Grove beach access.

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    Two-Story Duplex with Patio
    Two-Story Duplex with Patio

    264 West End Avenue, Long Branch, NJ 07740

    $925,000
    1,740 sqft 0.19 AC lot

    Tenant-occupied two-story multifamily with two kitchens, a partially finished basement, and outdoor patio space.

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    Colonial Duplex With Value-Add Potential
    Colonial Duplex With Value-Add Potential

    14-16 HAMILTON STREET, Allentown, NJ 08501

    $450,000
    1,896 sqft 0.25 AC lot

    As-is colonial duplex with two separate unit layouts on a double lot in Allentown Borough, suited for income-oriented buyers.

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    Mixed-Use Building with Generator
    Mixed-Use Building with Generator

    335 Maple Place, Keyport, NJ 07735

    $795,000
    2,800 sqft

    Live/work and rental income configuration with generator, yoga studio space, and two residential units on two levels.

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    Newly Renovated Two-Family Home
    Newly Renovated Two-Family Home

    1611 River Road, Belmar, NJ 07719

    $1,590,000
    2,469 sqft 0.12 AC lot

    Move-in ready two-family home with updated units, washer/dryer in each, and a brand-new roof with 30-year warranty.

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    Two-Unit Duplex for Renovation
    Two-Unit Duplex for Renovation

    14-16 Hamilton Street, Allentown, NJ 08501

    $450,000
    1,896 sqft 0.24 AC lot

    Duplex with two distinct unit layouts on a double lot, offered for buyers seeking a value-add renovation.

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    Updated Duplex Near Keansburg Beach
    Updated Duplex Near Keansburg Beach

    19 Bayview Avenue, Keansburg, NJ 07734

    $599,000
    1,639 sqft

    Updated duplex near the beach, ideal for rental or owner-occupancy.

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    Fully Renovated Two-Unit Duplex
    Fully Renovated Two-Unit Duplex

    242 1st Street, Keyport, NJ 07735

    $750,000
    2,200 sqft 0.11 AC lot

    Renovated two-unit duplex with updated building systems and flexible interior layouts for owner-occupants or investors.

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    Renovated Two-Family Home
    Renovated Two-Family Home

    1257 Washington Avenue, Asbury Park, NJ 07712

    $849,999
    1,960 sqft 0.08 AC lot

    Renovated two-family residence with finished basement, offering flexibility for investors and owner-occupants in Asbury Park.

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    Keansburg Commercial Building with Apartment
    Keansburg Commercial Building with Apartment

    369 Carr Avenue, Keansburg, NJ 07734

    $619,000
    2,944 sqft 0.14 AC lot

    Commercial building with income-producing apartment in developing beach town.

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    Updated Duplex Near Keansburg Beach
    Updated Duplex Near Keansburg Beach

    19 Bayview Avenue, Keansburg, NJ 07734

    $599,000
    1,639 sqft 0.09 AC lot

    Updated duplex near the beach, ideal for rental or owner-occupancy.

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    Mixed-Use Building with Water Views
    Mixed-Use Building with Water Views

    11 W Front Street, Keyport, NJ 07735

    $1,175,000
    5,268 sqft 0.09 AC lot

    Street-level retail plus two whole-floor apartments with water views, zoned GC (General Commercial).

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    Cliffwood Beach Investment Property
    Cliffwood Beach Investment Property

    805 Shore Concourse, Cliffwood Beach, NJ 07735

    $499,900
    1,285 sqft

    Two-unit property with steady rental income on a triple lot.

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    Shore Colonial with Guest Cottage
    Shore Colonial with Guest Cottage

    513 10th Avenue, Belmar, NJ 07719

    $1,695,000
    2,304 sqft 0.17 AC lot

    Two-residence Shore Colonial setup with a main home and attached 1-bedroom, 1-bath guest cottage in Belmar.

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

    49 Middlesex Road, Unit B, Matawan, NJ 07747

    $849,000
    1,499 sqft

    High-income producing two-family home with a rare attached garage.

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    Two-Family Residential Income Property
    Two-Family Residential Income Property

    11 Hull Avenue, Freehold, NJ 07728

    $535,000
    1,625 sqft 0.09 AC lot

    Two-family Freehold property suited for investors or owner-occupants with nearby access to downtown amenities.

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    Belmar Duplex Near Beaches
    Belmar Duplex Near Beaches

    517 14th Avenue, Belmar, NJ 07719

    $1,275,000
    2,590 sqft

    Move-in ready duplex near Belmar beaches with parking and garage.

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    Union Beach Income-Producing Two-Family
    Union Beach Income-Producing Two-Family

    233 Broadway, Union Beach, NJ 07735

    $599,000
    2,482 sqft 0.24 AC lot

    Turn-key two-family property in Union Beach with income potential.

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    Keansburg Duplex Near Raritan Bay
    Keansburg Duplex Near Raritan Bay

    151 Shore Boulevard, Keansburg, NJ 07734

    $629,000
    0.19 AC lot

    Two-family property near Raritan Bay, local amenities, and transportation.

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    Two-Family Victorian Duplex
    Two-Family Victorian Duplex

    141 Main Avenue, Ocean Grove, NJ 07756

    $999,000
    2,280 sqft 0.04 AC lot

    Two separate units with updated interiors and central A/C, plus outdoor space and shared laundry for convenient beach-town living.

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    Monmouth County, NJ Duplexes Market Trends and Statistics

    Explore 56 duplexes for sale in Monmouth County, NJ, showcased through 56 active listings on our real estate platform. These investment opportunities span a total of 90,643 square feet of properties for sale, with an estimated market value of $31,880,599.

    Sale prices for duplexes in Monmouth County, NJ start at $279,000, averaging $777,575, and reaching up to $1,695,000 — 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 Monmouth County Real Estate Agencies

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

    Pierson Commercial Real Estate LLC
    Englishtown, NJ 07726
    www.piersonre.com
    Stafford Smith Realty
    Shrewsbury, NJ 07702
    www.ssrealty.com

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