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    Maine Duplexes for Sale

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    423 properties
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    Renovated Duplex with ADU
    Updated: Aug 19
    Renovated Duplex with ADU

    47 Skillin Road, Cumberland, ME 04021

    $1,995,000
    4,760 sqft 2.45 AC lot
    4,760‑square‑foot duplex on 2.45 acres
    Lower‑level ADU has a private entrance, full kitchen, two bedrooms, laundry, and river views
    Originally built in 1860 with post‑and‑beam construction and Cape Cod architecture
    Renovations include new windows and doors, insulation, electrical work, and updated bathrooms
    New garage, whole‑house Generac generator, and new leach field supporting the ADU
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    Sebago Lake Duplex with Game Rooms
    Updated: Jul 22
    Sebago Lake Duplex with Game Rooms

    45-47 Shore Road, Sebago, ME 04029

    $1,395,000
    5,936 sqft 1.61 AC lot
    Two‑unit duplex totaling 5,936 square feet on 1.61 acres
    More than 300' of road frontage with room for a potential garage or barn
    ICF construction with 12‑inch concrete walls, including the dividing wall
    Each unit has four bedrooms, three baths, and a large game room
    Neighborhood‑only beach at the end of the street near Sebago Lake
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    Remodeled Duplex with Lake Access
    Remodeled Duplex with Lake Access

    44 Johnson Road, Windham, ME 04062

    $1,175,000
    4,580 sqft 1.84 AC lot

    Flexible configuration includes a guest suite with its own kitchen, private entry, and connection to the main residence.

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    Mixed-Use Property with Restaurant
    Mixed-Use Property with Restaurant

    2 Loren Street, Bar Harbor, ME 04609

    $2,200,000
    4,928 sqft

    Multiple buildings combine commercial space, apartments, a two-bedroom home, parking, and additional land.

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    Historic Two-Unit Property
    Historic Two-Unit Property

    381 Deering Avenue, Portland, ME 04103

    $1,349,000
    5,003 sqft 0.15 AC lot

    Two residences span three finished levels with original architectural details, updated systems, and flexible living arrangements.

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    Waterfront Duplex With Barn Apartment
    Waterfront Duplex With Barn Apartment

    38 Pine Ridge Road, Saco, ME 04072

    $2,265,000
    4,026 sqft 4.32 AC lot

    Remodeled waterfront property includes a two-bedroom apartment and substantial accessory space for parking, hobbies, or storage.

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    Mixed-Use Property with Office Building
    Mixed-Use Property with Office Building

    522-526 Washington Avenue, Portland, ME 04103

    $1,070,000
    5,036 sqft 0.33 AC lot

    Two adjoining commercial properties combine office space with a two-family building and commercial area.

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    Historic Two-Unit Property
    Historic Two-Unit Property

    381 Deering Avenue, Portland, ME 04103

    $1,349,000
    5,003 sqft

    Three finished levels contain two separate residences with distinct living, dining, and kitchen areas.

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    Three-Story Duplex With Garage
    Three-Story Duplex With Garage

    117 Mill Street, Orono, ME 04473

    $549,900
    9,120 sqft 0.25 AC lot

    Vacant property with updated heating, a reinforced foundation, and public water and sewer.

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    Updated Duplex with Garage
    Updated Duplex with Garage

    154 Seaward Mills Road, Vassalboro, ME 04989

    $595,000
    4,000 sqft 4.64 AC lot

    Two-unit property with private septic systems, a paved driveway, and flexible interior space.

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    Four-Unit Multifamily Property
    Four-Unit Multifamily Property

    67 Wood St, Lewiston, ME 04240

    $549,000
    6,412 sqft

    Two buildings on separate lots share a basement and are conveyed together under one deed.

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    Furnished Commercial Rental Portfolio
    Furnished Commercial Rental Portfolio

    324 & 328 High Street, Ellsworth, ME 04605

    $1,099,000
    4,728 sqft 1.00 AC lot

    Two updated buildings with furnishings, private well water, and public sewer support ongoing short-term rental operations.

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    Stone Duplex with In-Law Apartment
    Stone Duplex with In-Law Apartment

    16 Davis Point Road, Wayne, ME 04284

    $820,000
    6,649 sqft 7.51 AC lot

    Ranch-style property with a separate guest apartment, extensive storage, outdoor patios, and lake frontage.

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    Updated Duplex with Bonus Space
    Updated Duplex with Bonus Space

    58 Portland Ave, Old Orchard Beach, ME 04064

    $849,900
    4,029 sqft

    Two townhouse-style units offer updated interiors, shared storage areas, and unfinished expansion space above the garage.

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

    150 Ossipee Trail E, Standish, ME 04084

    $659,000
    2,106 sqft 6.00 AC lot

    Ranch-style duplex with independent heating and septic systems serving the residence and apartment.

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    Renovated Duplex with Barn
    Renovated Duplex with Barn

    237 Pine Point Road, Scarborough, ME 04074

    $829,000
    3,045 sqft 0.81 AC lot

    Two three-bedroom units offer updated interiors, public water, and public sewer.

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    Updated Two-Unit Duplex
    Updated Two-Unit Duplex

    154 Seaward Mills Rd, Vassalboro, ME 04989

    $595,000
    4,000 sqft

    Two residential units feature individual septic systems, a garage, paved driveway, and recent interior improvements.

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    Two-Unit Colonial Duplex
    Two-Unit Colonial Duplex

    135 Surry Road, Ellsworth, ME 04605

    $679,900
    3,500 sqft 0.44 AC lot

    Under-construction duplex with modern kitchens, private patios, attached heated garages, and public water and sewer service.

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    Two-Unit Duplex with Daylight Basement
    Two-Unit Duplex with Daylight Basement

    57 Wilson Drive, Westbrook, ME 04092

    $650,000
    2,646 sqft 1.37 AC lot

    Two separate living areas include kitchens, bedrooms, full bathrooms, and outdoor space.

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    Lakefront Duplex with Private Dock
    Lakefront Duplex with Private Dock

    108 Sandy Beach Road, Glenburn, ME 04401

    $519,000
    2,153 sqft 0.40 AC lot

    Two year-round cottages offer separate porches, updated interiors, and flexible rental or owner-occupancy configurations.

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    Duplex with Detached Garage
    Duplex with Detached Garage

    134 Ross Corner Rd, Shapleigh, ME 04076

    $999,000
    5,220 sqft 24.90 AC lot

    Two residences share a private setting with custom kitchens, separate apartment access, and substantial workshop space.

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

    85 Running Hill Road, Scarborough, ME 04074

    $695,000
    2,080 sqft 1.80 AC lot

    Ranch-style duplex with separate living areas, outdoor space, and an attached two-car garage.

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    Lakefront Mixed-Use Property
    Lakefront Mixed-Use Property

    8 Emery Corner Rd, Limerick, ME 04048

    $595,000
    2,064 sqft

    Business/residential zoning supports rental housing and an operating laundromat with direct lake access.

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    Renovated Duplex with Garage
    Renovated Duplex with Garage

    850 Washington Avenue, Portland, ME 04103

    $799,000
    2,184 sqft 0.53 AC lot

    Updated two-unit property with separate utilities, off-street parking, and substantial outdoor space.

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    Maine Duplexes Market Trends and Statistics

    Explore 423 duplexes for sale in Maine, showcased through 423 active listings on our real estate platform. These investment opportunities span a total of 1,003,250 square feet of properties for sale, with an estimated market value of $203,014,862.

    Sale prices for duplexes in Maine start at $39,900, averaging $516,577, and reaching up to $2,849,000 — 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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