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    Portsmouth, NH
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    Portsmouth, NH Mixed-use Properties for Sale

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    Rye, NH Greenland, NH North Hampton, NH Stratham, NH Rollinsford, NH Newington, NH Kittery, ME Eliot, ME
    6 properties
    Renovated Mixed-Use Building
    Updated: Apr 22
    Renovated Mixed-Use Building

    8 Bow Street, Portsmouth, NH 03801

    $4,200,000
    4,101 sqft 0.03 AC lot
    Four residential units plus one commercial suite
    4,101 square feet on a 0.03‑acre lot
    Renovated during 2017–2018; original construction dates to 1810
    Ground‑floor commercial space currently used by Bangor Savings Bank
    Four private storage areas plus two washers and two dryers in the basement
    View details
    Waterfront Mixed-Use Property
    Updated: Sep 18, 2025
    Waterfront Mixed-Use Property

    98 Cornwall Street, Portsmouth, NH 03801

    $1,000,000
    0.41 AC lot
    0.41‑acre waterfront mixed‑use property on the North Mill Pond
    Existing industrial and office buildings on site
    Direct water access and walking distance to downtown Portsmouth
    MRB zoning
    Built in 1965
    View details
    Waterfront Mixed-Use Property
    Waterfront Mixed-Use Property

    94 Langdon Street, Portsmouth, NH 03801

    $1,000,000
    0.16 AC lot

    Waterfront setting with existing industrial and office improvements, public utilities, and MRB zoning.

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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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    Historic Downtown Office Building
    Historic Downtown Office Building

    40 Congress Street, Portsmouth, NH 03801

    $12,500,000
    22,601 sqft 0.09 AC lot

    CD5 zoning supports office, commercial, and mixed-use applications.

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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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    Mixed-Use Shell Building
    Mixed-Use Shell Building

    84 Pleasant Street, Portsmouth, NH 03801

    Contact for pricing
    14,032 sqft

    Existing structure supports redevelopment into street-level commercial space with residential units above.

    View details
    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 78 Potential Opportunities for your consideration. Besides 6 Active listings in Portsmouth, NH, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 66 Off-Market properties to explore as potential leads, plus 2 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

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

    Historic Mixed-Use Property
    Historic Mixed-Use Property

    34 York Street, York, ME 03909

    $749,000
    3,646 sqft 0.48 AC lot

    Wood-framed property with residential features, an art studio outbuilding, and prior café use in a village setting.

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    Renovated Mixed-Use Cottage
    Renovated Mixed-Use Cottage

    439 York Street, York, ME 03909

    $2,990,000
    5,501 sqft 0.17 AC lot

    Wood-frame property combines leased storefronts, residential suites, private parking, and a passenger elevator near York Harbor attractions.

    View details
    Mixed-Use Property with Restaurant
    Mixed-Use Property with Restaurant

    65 Henry Law Avenue, Dover, NH 03820

    $849,900
    3,338 sqft 0.07 AC lot

    CBD-G property combines a street-level dining operation with residential space and an outdoor deck overlooking the river.

    View details
    Mixed-Use Property with Restaurant
    Mixed-Use Property with Restaurant

    65 Henry Law Avenue, Dover, NH 03820

    $849,900
    0.07 AC lot

    First-floor dining space is paired with residential units and an outdoor deck overlooking the river.

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Waterfront Land with Deepwater Access
    Waterfront Land with Deepwater Access

    Cocheco Street, Dover, NH 03820

    $3,750,000
    1.30 AC lot

    Three-parcel waterfront assembly with riparian rights, public utilities, and CBD zoning.

    View details
    Commercial Land with Approved Plans
    Commercial Land with Approved Plans

    472 High Street lot: B, Somersworth, NH 03878

    $445,000
    0.78 AC lot

    Flat commercial parcel with public water and development approval for a multi-unit retail building.

    View details

    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.

    48 Market St
    OFFICE/RESIDENTIAL (MIXED USE)

    48 Market St, Portsmouth, NH 03801

    Value Estimation by Request
    3,655 sqft 0.03 AC lot
    View details
    1155 Sagamore Ave
    OFFICE/RESIDENTIAL (MIXED USE)

    1155 Sagamore Ave, Portsmouth, NH 03801-5503

    Value Estimation by Request
    3,900 sqft 0.69 AC lot
    View details
    95 Daniel St
    OFFICE/RESIDENTIAL (MIXED USE)

    95 Daniel St, Portsmouth, NH 03801-3810

    $1,240,000
    Estimated value
    1,392 sqft 0.04 AC lot
    View details
    359 Marcy St
    OFFICE/RESIDENTIAL (MIXED USE)

    359 Marcy St, Portsmouth, NH 03801-5208

    $260,000
    Estimated value
    1,481 sqft 0.02 AC lot
    View details
    157 Farm Ln
    OFFICE/RESIDENTIAL (MIXED USE)

    157 Farm Ln, Portsmouth, NH 03801-3116

    $330,000
    Estimated value
    0.42 AC lot
    View details
    113 Market St
    OFFICE/RESIDENTIAL (MIXED USE)

    113 Market St, Portsmouth, NH 03801-3703

    $665,000
    Estimated value
    6,256 sqft 0.02 AC lot
    View details
    504 Middle St
    OFFICE/RESIDENTIAL (MIXED USE)

    504 Middle St, Portsmouth, NH 03801-5018

    $420,000
    Estimated value
    3,860 sqft 0.13 AC lot
    View details
    313 Islington St
    OFFICE/RESIDENTIAL (MIXED USE)

    313 Islington St, Portsmouth, NH 03801-8221

    $385,000
    Estimated value
    3,330 sqft 0.11 AC lot
    View details
    123 Market St
    OFFICE/RESIDENTIAL (MIXED USE)

    123 Market St, Portsmouth, NH 03801-3742

    $1,570,000
    Estimated value
    8,428 sqft 0.03 AC lot
    View details
    58 Washington St
    OFFICE/RESIDENTIAL (MIXED USE)

    58 Washington St, Portsmouth, NH 03801-2044

    $425,000
    Estimated value
    3,363 sqft 0.13 AC lot
    View details
    88 Brg St
    OFFICE/RESIDENTIAL (MIXED USE)

    88 Brg St, Portsmouth, NH 03801-3904

    $785,000
    Estimated value
    1,958 sqft 0.04 AC lot
    View details
    49 Pleasant St
    OFFICE/RESIDENTIAL (MIXED USE)

    49 Pleasant St, Portsmouth, NH 03801-4517

    $2,385,000
    Estimated value
    6,329 sqft 0.05 AC lot
    View details
    54 Ct St
    OFFICE/RESIDENTIAL (MIXED USE)

    54 Ct St, Portsmouth, NH 03801-4439

    $1,840,000
    Estimated value
    4,998 sqft 0.13 AC lot
    View details
    324 Maplewood Ave
    OFFICE/RESIDENTIAL (MIXED USE)

    324 Maplewood Ave, Portsmouth, NH 03801-3535

    $765,000
    Estimated value
    1,312 sqft 0.07 AC lot
    View details
    140 Edmond Ave
    OFFICE/RESIDENTIAL (MIXED USE)

    140 Edmond Ave, Portsmouth, NH 03801-3562

    $830,000
    Estimated value
    2,422 sqft 0.53 AC lot
    View details
    105 Market St
    OFFICE/RESIDENTIAL (MIXED USE)

    105 Market St, Portsmouth, NH 03801-3703

    $2,970,000
    Estimated value
    6,460 sqft 0.03 AC lot
    View details
    426 Middle St
    OFFICE/RESIDENTIAL (MIXED USE)

    426 Middle St, Portsmouth, NH 03801-5017

    $300,000
    Estimated value
    2,306 sqft 0.10 AC lot
    View details
    195 Market St
    OFFICE/RESIDENTIAL (MIXED USE)

    195 Market St, Portsmouth, NH 03801

    $4,400,000
    Estimated value
    8,262 sqft 0.15 AC lot
    View details

    Portsmouth, NH Mixed-Use Properties Market Trends and Statistics

    Explore 72 mixed-use properties for sale in Portsmouth, NH, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 44,835 square feet of properties for sale, with an estimated market value of $22,900,000.

    Sale prices for multi use buildings in Portsmouth, NH start at $1,000,000, averaging $4,580,000, and reaching up to $12,500,000 — 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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    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 $4.6M

    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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