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    Belknap County, NH Duplexes for Sale

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    Manchester, NH Nashua, NH Berlin, NH
    16 listings
    Multi-Family Residence with Outbuildings
    $795,925
    4,573 SF
    Multi-Family Residence with Outbuildings

    2099 NH Route 140, Gilmanton, NH 03837

    Multi-family property on a private acreage lot with a ranch-style main home, attached garage, and multiple outbuildings.
    • Multi‑family home built in 2001 with wood‑frame construction and shingle roof
    • Private 5.61‑acre lot set far back from the road, with three outbuildings for extra storage/workshop space
    • Main one‑level ranch includes attached garage and workshop
    • Home layout includes 2 bedrooms and 3 bathrooms plus several additional rooms/bathrooms listed
    • Updated custom kitchen and two oversized family rooms for flexible living and gathering spaces
    Updated: May 24
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    Legal Two-Unit Duplex with Storage
    $649,000
    3,388 SF
    Legal Two-Unit Duplex with Storage

    42 Gilford Avenue, Laconia, NH 03246

    Legal two-unit duplex offers workshop/storage areas, five bedrooms, and a decked, fenced yard on nearly half an acre.
    • Built in 1780 with 3,388 sq. ft. of finished living space across 1.75 stories
    • 5 bedrooms and 4 bathrooms (one full, three three‑quarter) with wood fireplaces
    • Legal 2‑unit property with two separate workshop/storage areas
    • Nearly 0.48‑acre lot with a generously sized deck and full fencing
    • Two street entrances/exits with a paved driveway and parking for tenants, guests, or work vehicles
    Updated: May 4
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    Historic Two-Unit Residential Income
    $459,000
    4,220 SF
    Historic Two-Unit Residential Income

    Late-1890s historic two-unit home with tall windows, original woodwork, and a third-floor layout offering flexible additional space.

    30 Messer Street, Laconia, NH 03246

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    Ranch with Attached Accessory Unit
    $599,000
    2,653 SF
    Ranch with Attached Accessory Unit

    Two distinct living areas, including a private-entry one-bedroom accessory unit, supported by city services and an oversized heated garage.

    1090 Main Street, Laconia, NH 03246

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    Two-Unit Multifamily Residence
    $449,000
    2,621 SF
    Two-Unit Multifamily Residence

    Two rental units with recent mechanical upgrades and renovated lower unit, plus parking and a detached garage.

    43 High Street, Laconia, NH 03246

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    Renovated Duplex With Separate Utilities
    $425,000
    2,195 SF
    Renovated Duplex With Separate Utilities

    Renovated two-unit duplex in Laconia with separate utilities, featuring two-bedroom layouts for flexible tenant use.

    7 Elliott Street, Laconia, NH 03246

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    Multi-Family Property with Outbuildings
    $795,925
    4,773 SF
    Multi-Family Property with Outbuildings

    Private acreage and multiple outbuildings support flexible living and income options, with an attached garage and workshop.

    2099 Nh Route 140, Gilmanton, NH 3837

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    Updated Duplex Near Downtown Laconia
    $475,000
    2,670 SF
    Updated Duplex Near Downtown Laconia

    Completely updated duplex with strong cap rate near downtown Laconia.

    158 Court St, Laconia, NH 3246

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    Duplex Residential Income Property
    $419,900
    1,798 SF
    Duplex Residential Income Property

    Two-unit duplex on a small lot, suited for owner-occupants or investors with month-to-month tenants.

    1 Morrison Avenue, Tilton, NH 03276

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    Laconia Multifamily Investment Opportunity
    $449,000
    2,621 SF
    Laconia Multifamily Investment Opportunity

    Two-unit property near hospital and downtown Laconia.

    43 High Street, Laconia, NH 3246

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    Laconia Multifamily Investment Opportunity
    $449,000
    Laconia Multifamily Investment Opportunity

    Two-unit property near Lakes Region Hospital with recent upgrades.

    43 High St, Laconia, NH 3246

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    Laconia Multifamily Investment Opportunity
    $399,900
    Laconia Multifamily Investment Opportunity

    Well-maintained two-unit property near downtown Laconia and Weirs Beach.

    166 Gilford Ave, Laconia, NH 3246

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    Laconia Duplex Near Downtown Amenities
    $444,000
    Laconia Duplex Near Downtown Amenities

    Duplex in downtown Laconia near amenities and Concord Hospital.

    7 Elliott St, Laconia, NH 3246

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    Laconia Multifamily Investment Opportunity
    $399,900
    1,576 SF
    Laconia Multifamily Investment Opportunity

    Well-maintained multifamily near downtown Laconia and Weirs Beach.

    166 Gilford Avenue, Laconia, NH 3246

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    Charming Two-Unit Home
    $389,000
    Charming Two-Unit Home

    Two-unit home with spacious kitchens, perfect for investors.

    18-20 Harrison St, Laconia, NH 3426

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    Tilton Duplex in Convenient Location
    $419,900
    0.18 Acres
    Tilton Duplex in Convenient Location

    Duplex with long-term tenants, convenient location, flexible use options.

    1 Morrison Ave, Tilton, NH 3276

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    Based on your search, we've compiled 16 Potential Opportunities for your consideration. Besides 16 Active listings in Belknap County, NH, we suggest exploring several alternatives:

    Belknap County, NH Duplexes Investment Opportunities Market Analysis

    Explore 16 duplexes for sale in Belknap County, NH, showcased through 16 active listings on our real estate platform. These investment opportunities span a total of 33,088 square feet of properties for sale, with an estimated market value of $5,916,650.

    Sale prices for duplexes in Belknap County, NH start at $399,900, averaging $537,877, and reaching up to $795,925 — 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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