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    Portsmouth, NH Multifamily Properties for Sale

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    Rye, NH Greenland, NH North Hampton, NH Stratham, NH Rollinsford, NH Kittery, ME Hampton, NH Newington, NH
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    Historic Multifamily Property
    Updated: Jun 17
    Historic Multifamily Property

    53 Austin Street, Portsmouth, NH 03801

    $3,600,000
    7,648 sqft 0.40 AC lot
    1801 Federal‑style multifamily property at 53 Austin Street, Portsmouth, NH 03801
    Main residence contains 7,648 square feet, six bedrooms, and six renovated bathrooms
    Three additional apartments: two one‑bedroom units and one two‑bedroom unit
    0.4‑acre property with garage, driveway, open parking, and storage
    GRC zoning and an existing inn license, with hospitality use subject to approvals
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    Two-Unit Colonial Duplex
    Updated: Jul 21
    Two-Unit Colonial Duplex

    491 Marcy Street, Portsmouth, NH 03801

    $1,325,000
    1,800 sqft 0.07 AC lot
    Legal two‑unit property with an attached two‑room studio apartment
    Approximately 1,800 square feet on 0.07 acres
    Extensive exterior renovations completed in 2025
    Two 100‑amp electrical panels with public water and sewer
    Private‑entry studio with sauna‑equipped bathroom and separate patio
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    Renovated Mixed-Use Building
    Renovated Mixed-Use Building

    8 Bow Street, Portsmouth, NH 03801

    $4,200,000
    4,101 sqft 0.03 AC lot

    Four furnished residences and a ground-floor commercial suite occupy a historic masonry property with separate residential access.

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    See what stands out in Rockingham County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Updated Duplex with Studio
    Updated Duplex with Studio

    491 Marcy St, Portsmouth, NH 03801

    $1,325,000
    1,800 sqft

    Historic two-unit property with flexible living arrangements, private outdoor areas, and a separate-entry studio apartment.

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    Triplex with Off-Street Parking
    Triplex with Off-Street Parking

    197 Richards Avenue, Portsmouth, NH 03801

    $1,350,000
    2,405 sqft 0.24 AC lot

    Three-unit residential property near downtown Portsmouth with individual laundry and rear parking.

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    Well-Maintained Two-Unit Duplex
    Well-Maintained Two-Unit Duplex

    648 Kearsarge Way, Portsmouth, NH 03801

    $899,900
    684 sqft

    Duplex features two two-bedroom, one-bath units with recent updates to key systems and interior finishes.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Updated Duplex with Vacant Units
    Updated Duplex with Vacant Units

    184 Echo Avenue, Portsmouth, NH 03801

    $1,000,000
    2,240 sqft

    Two refreshed residences provide immediate occupancy flexibility for investors or owner-occupants.

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    Portsmouth Mixed-Use Historical Gem
    Portsmouth Mixed-Use Historical Gem

    8 Bow Street, Portsmouth, NH 03801

    $4,200,000
    4,101 sqft

    Renovated mixed-use building with residential and commercial units.

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    Historic Residential Income Property
    Historic Residential Income Property

    53 Austin Street, Portsmouth, NH 03801

    $3,600,000
    7,648 sqft

    1804-era residence with six bedrooms and a carriage house converted to two 1-bedroom and one 2-bedroom units.

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    Renovated Duplex with Garage Parking
    Renovated Duplex with Garage Parking

    978-980 South St, Portsmouth, NH 03801

    $1,485,000
    3,171 sqft

    Well-maintained duplex offering a renovated owner’s unit, garage parking, and landscaped outdoor grounds.

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    Triplex with In-Unit Laundry
    Triplex with In-Unit Laundry

    197 Richards Ave, Portsmouth, NH 03801

    $1,350,000
    2,405 sqft

    Three residential units include private washers and dryers, with off-street parking behind the building.

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    Six-Building Apartment Portfolio
    Six-Building Apartment Portfolio

    3548 Lafayette Rd, Portsmouth, NH 03801

    Contact for pricing

    Existing 39-unit community with approvals for two additional buildings and 36 more apartments.

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    Based on your search, we've compiled 18 Potential Opportunities for your consideration. Besides 12 Active listings in Portsmouth, NH, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 2 Off-Market properties to explore as potential leads

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Waterfront Triplex Property
    Waterfront Triplex Property

    8-10 Bayview Lane, Kittery, ME 03904

    $1,200,000
    4,120 sqft 2.70 AC lot

    Three residential units across two buildings with public water, sewer, and a fenced garage structure along Spinney Creek.

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    Historic Duplex with In-Law Apartment
    Historic Duplex with In-Law Apartment

    88 York Street, York, ME 03909

    $1,325,000
    3,001 sqft 0.32 AC lot

    1880 residence with a separate two-bedroom apartment, central air, heated garage, and landscaped outdoor areas.

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    Two-Building Residential Income Property
    Two-Building Residential Income Property

    8-10 Bayview Lane, Kittery, ME 03904

    $1,200,000
    4,120 sqft 2.70 AC lot

    Two separate buildings include a 1920 duplex plus a 1999 garage structure with an apartment, all with public water and sewer.

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    The Orchards Bed & Breakfast
    The Orchards Bed & Breakfast

    229 US Route 1, York, ME 03909

    Contact for pricing

    Tourist-area property suitable for small-inn lodging and private events.

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    Off-Market Properties in Portsmouth, NH

    Consider similar Off-Market properties in Portsmouth, NH. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    89 Brewery Ln
    BOARDING/ROOMING HOUSE

    89 Brewery Ln, Portsmouth, NH 03801-4969

    $865,000
    Estimated value
    5,587 sqft 0.58 AC lot
    View details
    278 Cabot St
    BOARDING/ROOMING HOUSE

    278 Cabot St, Portsmouth, NH 03801-3964

    $485,000
    Estimated value
    3,114 sqft 0.14 AC lot
    View details

    Portsmouth, NH Multifamily Properties Market Trends and Statistics

    Explore 14 multifamily properties for sale in Portsmouth, NH, showcased through 12 active listings on our real estate platform. These investment opportunities span a total of 38,003 square feet of properties for sale, with an estimated market value of $24,334,900.

    Sale prices for multifamily properties in Portsmouth, NH start at $899,900, averaging $2,212,263, and reaching up to $4,200,000 — 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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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Duplexes 5
    Triplexes 3
    Apartment buildings 2

    Demographics Overview

    Population 23K
    Population Growth (5Y) +2.9%
    Median Household Income $106,520
    College Educated 17.1%

    High-Yield Neighborhoods for Investment

    Identify Portsmouth submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    03801 $2.2M

    Taxes & Financing

    Tax Rate (average for all types) 1.49%
    Property Tax per SF $10.47 per SF
    Tax Rate vs County Average 0.23 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Rockingham County

    New Delisted

    Total CRE Inventory on Market (SF)

    Property Size Breakdown

    The majority of commercial real estate listings in Portsmouth fall within the 100,000+ square foot range.

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