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    Barnstable County, MA Duplexes for Sale

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    Updated Two-Unit Duplex
    Updated: Aug 17
    Updated Two-Unit Duplex

    765 Schoolhouse Road, Eastham, MA 02642

    $789,000
    3,136 sqft 0.69 AC lot
    Two 2‑bedroom units with fully separate living spaces
    3,136 SF duplex on 0.69 acres
    First‑floor unit includes granite kitchen, hardwood floors, mudroom, and ensuite full bath
    Second‑floor residence features an open living, dining, and kitchen layout
    Full basement contains utilities and offers additional storage potential
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    Duplex with Separate Living Space
    Updated: Aug 15
    Duplex with Separate Living Space

    20-22 Glendale Lane, Harwich, MA 02645

    $1,399,000
    3,138 sqft 0.36 AC lot
    Two‑family property with 3,138 square feet of living space
    0.36‑acre lot with generous yard, fenced outdoor area, and driveway parking
    Renovated primary residence with three bedrooms and finished lower‑level space
    Separate one‑bedroom unit with kitchen, bath, and mini‑split heating and cooling
    Less than two miles from the beach in Harwich
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    Two-Residence Duplex with Garage
    Two-Residence Duplex with Garage

    91 Williston Road, Sagamore Beach, MA 02562

    $1,400,000
    3,338 sqft 0.92 AC lot

    Separate living quarters support privacy, guest accommodation, or multigenerational use in a single well-maintained property.

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    Updated Two-Family Property
    Updated Two-Family Property

    20-22 Glendale Lane, Harwich, MA 02645

    $1,399,000
    3,100 sqft

    Town-approved duplex with renovated interiors, separate living areas, and coastal proximity.

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    Coastal Duplex With Two Residences
    Coastal Duplex With Two Residences

    11 & 11A Gateway Street, South Yarmouth, MA 02664

    $899,000
    1,896 sqft 0.23 AC lot

    Two distinct living spaces offer flexible occupancy, guest accommodations, or rental income near South Yarmouth’s beaches.

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    Duplex with Private Yard
    Duplex with Private Yard

    600 Kingsbury Beach Road, Eastham, MA 02642

    $1,100,000
    2,640 sqft 0.72 AC lot

    Two-unit residential property with established tenants, outdoor space, and convenient access to Great Pond and Cape Cod Bay beaches.

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    Updated Duplex with Private Yard
    Updated Duplex with Private Yard

    28 Corporation Road, Dennis, MA 02638

    $769,000
    800 sqft 0.15 AC lot

    Two one-bedroom units offer open living and kitchen layouts.

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    Waterfront Duplex with Shared Dock
    Waterfront Duplex with Shared Dock

    Dennis Port, MA 02639

    $649,900
    804 sqft

    Two refreshed residences offer vaulted ceilings, skylights, open interiors, and private decks overlooking the river and marsh.

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    Duplex with Central Air and Natural Gas
    Duplex with Central Air and Natural Gas

    3837-3839 Main Street, Brewster, MA 02631

    $789,000
    2,188 sqft 0.59 AC lot

    Duplex built in 1973 with central air, natural gas forced-air heat, and private yard features.

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    Two-Unit Duplex with Parking
    Two-Unit Duplex with Parking

    4 Conant Street, Provincetown, MA 02657

    $2,499,000
    1,160 sqft 0.12 AC lot

    Two apartments with off-street parking, garden space, hardwood floors, and central air near Provincetown’s west end.

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    Two-Unit Duplex with Laundry
    Two-Unit Duplex with Laundry

    3837-3839 Main St, Brewster, MA 02631

    $789,000
    2,188 sqft

    Two separate units provide private laundry, central air, and natural gas service.

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    Historic Two-Family Duplex with Bay Views
    Historic Two-Family Duplex with Bay Views

    21 Mechanic Street, Provincetown, MA 02657

    $2,249,000
    1,446 sqft 0.14 AC lot

    Two-apartment property with a second-floor deck, attic space, parking, and a private backyard in Provincetown’s West End.

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    Duplex Property With Two Homes
    Duplex Property With Two Homes

    60 11th Street, Onset, MA 02558

    $399,900
    1,288 sqft 0.25 AC lot

    Two residences share one parcel with public utilities, separate utilities, and off-street parking.

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    Renovated Waterfront Duplex
    Renovated Waterfront Duplex

    8 Theatre Dr, East Falmouth, MA

    $975,000
    2,200 sqft

    Two separate living areas pair residential flexibility with direct access to Round Pond.

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    Waterfront Duplex with Dock Rights
    Waterfront Duplex with Dock Rights

    12 Lower County Road, Dennis Port, MA 02639

    $649,900
    804 sqft 0.32 AC lot

    Two one-bedroom units offer vaulted ceilings, skylights, open living areas, and private decks facing the river and marsh.

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    Waterfront Duplex with Private Beach Access
    Waterfront Duplex with Private Beach Access

    232 Robbins Hill Road, Brewster, MA 02631

    $2,492,000
    1,502 sqft 0.55 AC lot

    Duplex with a cottage for seasonal overflow, featuring private stairs to a private Cape Cod Bay beach.

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    Duplex with Income-Producing Parking
    Duplex with Income-Producing Parking

    60 11th St, Wareham, MA 02558

    $399,900
    1,288 sqft

    Two residences share one parcel, with separate utilities and renovation needs.

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    Duplex with Separate Tree House Deck
    Duplex with Separate Tree House Deck

    25 Oakwood Road, Eastham, MA 02642

    $995,000
    2,314 sqft 1.13 AC lot

    Two rental units in Eastham, including a one-bedroom apartment above the garage with a private deck.

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    Duplex with Three-Car Garage
    Duplex with Three-Car Garage

    91 Williston Road, Sagamore Beach, MA 02562

    $1,400,000
    3,338 sqft

    Two connected residences provide separate living areas within one versatile property near the beach and canal.

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    Duplexes with Private Yard
    Duplexes with Private Yard

    341 Bradford Street, Provincetown, MA 02657

    $2,279,000
    2,760 sqft 0.18 AC lot

    Two-building residential income property on a private yard site with public water and public sewer.

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    Updated Duplex with Private Yard
    Updated Duplex with Private Yard

    28 Corporation Road, Dennis, MA 02638

    $769,000
    800 sqft

    Two residences feature open living-kitchen layouts, fresh finishes, and propane forced-air heat.

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    Two-Family Home with Walkout Basement
    Two-Family Home with Walkout Basement

    50 Silver Oak Road, Eastham, MA 02642

    $745,000
    2,258 sqft 0.79 AC lot

    Legal two-family home on a private yard with updated units, fireplace, and an unfinished walkout basement.

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    Two-Unit Duplex with Rooftop Deck
    Two-Unit Duplex with Rooftop Deck

    40 Bayview Rd, Eastham, MA 02642

    $1,000,000
    1,345 sqft 0.50 AC lot

    Two-bedroom units feature updated elements, outdoor space, and access to garage and basement storage.

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    Two-Unit Duplex with Rooftop Deck
    Two-Unit Duplex with Rooftop Deck

    40 Bayview Road, Eastham, MA 02642

    $1,000,000
    1,345 sqft 0.47 AC lot

    Two residential units offer flexible living arrangements near Boat Meadow Landing, with updated features and outdoor areas.

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    Barnstable County, MA Duplexes Market Trends and Statistics

    Explore 36 duplexes for sale in Barnstable County, MA, showcased through 36 active listings on our real estate platform. These investment opportunities span a total of 60,006 square feet of properties for sale, with an estimated market value of $41,779,600.

    Sale prices for duplexes in Barnstable County, MA start at $399,900, averaging $1,193,702, and reaching up to $2,499,000 — 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 Barnstable County Real Estate Agencies

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

    Upper Cape Realty
    3220 Cranberry Highway, PO Box 270 Bourne, MA 02532
    Phone: 15087592121
    www.uppercaperealty.com

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