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    Portsmouth, NH Quadplexes for Sale

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    Rye, NH Greenland, NH North Hampton, NH
    Historic Multi-Unit Residence
    $3,600,000
    7,648 SF
    Historic Multi-Unit Residence

    53 Austin Street, Portsmouth, NH 03801

    Three converted apartments plus a main residence provide flexible income and lodging options with an existing inn license.
    • Built c.1801; Federal‑style home with clapboard/wood exterior, wood siding, and wood frame construction
    • Hardwood flooring, quadruple crown moldings, marble fireplace mantels, soaring ceilings, and detailed millwork
    • Six bedrooms plus six renovated bathrooms; granite kitchen
    • Carriage house and stable converted into three residences: two 1‑bedroom apartments and one 2‑bedroom apartment
    • Heating: natural gas with baseboard system; water source: public
    Updated: Jun 17
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    Mixed-Use Corner Building
    $4,200,000
    4,101 SF
    Mixed-Use Corner Building

    8 Bow Street, Portsmouth, NH 03801

    Four renovated residential units and one bank commercial space combine historic character with downtown foot-traffic visibility.
    • Mixed‑use building with 4 residential units and 1 commercial unit on a visible downtown corner in Portsmouth
    • Commercial space occupied by Bangor Savings Bank
    • Renovated throughout in 2017–2018 with historical masonry walls and exposed wooden beams
    • Four residential units include full kitchens and feature wooden floors and large replacement windows
    • Top‑floor units offer vaulted ceilings with lofted bedrooms plus windows and skylights
    Updated: Apr 22
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    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in Portsmouth, NH, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

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

    Four-Unit Residential Income Property
    $799,900
    2,285 SF
    Four-Unit Residential Income Property

    Four-unit multi-family with two 1-bed and two 2-bed layouts, plus select in-unit washer/dryer hook-ups.

    531 Ocean Boulevard, Hampton, NH 03842

    View details
    Waterfront Quadplex with River Access
    $899,000
    4,528 SF
    Waterfront Quadplex with River Access

    Quadplex on a large lot with direct Salmon River access, spacious layouts, and multiple bedrooms for income.

    32 Mill Street, Rochester, NH 03867

    View details
    Four-Unit Multi-Family with Mixed Floorplans
    $849,900
    Four-Unit Multi-Family with Mixed Floorplans

    Well-maintained quadplex offering two 1-bedroom and two 2-bedroom units near the boardwalk and coastal attractions.

    531 Ocean Blvd, Hampton, NH 3842

    View details
    Renovated Four-Unit Multifamily Property
    $700,000
    0.40 Acres
    Renovated Four-Unit Multifamily Property

    Fully rented, renovated four-unit property near downtown Rochester.

    156 N Main St, Rochester, NH 3867

    View details

    Portsmouth, NH Quadplexes Market Trends and Statistics

    Explore 2 quadplexes for sale in Portsmouth, NH on our real estate platform. These investment opportunities span a total of 11,749 square feet of properties for sale, with an estimated market value of $7,800,000.

    Sale prices for four-unit buildings in Portsmouth, NH start at $3,600,000, averaging $3,900,000, 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

    Apartment buildings 6
    Duplexes 4
    Quadplexes 2

    Demographics Overview

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

    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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