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    Knox County, ME Multifamily Properties for Sale

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    Portland, ME Lewiston, ME Auburn, ME Augusta, ME Bangor, ME Waterville, ME Biddeford, ME Rockland, ME
    49 properties
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    Mixed-Use Building with Rooftop Deck
    Updated: Aug 29
    Mixed-Use Building with Rooftop Deck

    410 Main Street, Rockland, ME 04841

    $1,895,000
    8,083 sqft 0.15 AC lot
    8083 square feet of finished space on a 0.15‑acre lot
    Street‑level retail with kitchen, two bathrooms, and potential for two separate units
    Rear workshop with private entrance and dedicated bathroom
    Two furnished two‑bedroom vacation rental units plus a one‑bedroom residence
    Top‑floor residence with rooftop deck and ocean views
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    Mixed-Use Building with Retail
    Updated: Aug 29
    Mixed-Use Building with Retail

    410 Main Street, Rockland, ME 04841

    $1,895,000
    8,083 sqft 0.15 AC lot
    8,083 SF mixed‑use building on a 0.15‑acre parcel
    Two furnished two‑bedroom vacation rental units
    Private furnished one‑bedroom residence with rooftop deck and ocean views
    Renovated street‑level retail space with kitchen and two bathrooms
    Rear workshop with private entrance and bathroom
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    Five-Unit Apartment Property with Garage
    Five-Unit Apartment Property with Garage

    171 N Main Street, Rockland, ME 04841

    $1,349,000
    5,626 sqft 1.27 AC lot

    Multi-unit residential property with varied layouts, in-unit laundry, public utilities, and a heated garage.

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    8-Unit Multifamily Property
    8-Unit Multifamily Property

    3436 34-36 Pleasant St, Rockland, ME 04841

    $999,990
    10,133 sqft

    Updated units in a walkable downtown setting near waterfront amenities, shops, restaurants, and employers.

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    Historic Victorian Triplex
    Historic Victorian Triplex

    19 Mountain Street, Camden, ME 04843

    $1,250,000
    6,830 sqft 0.31 AC lot

    Upper-level residence complements two separately entered units with outdoor areas and established rental use.

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    Renovated 11-Unit Apartment Building
    Renovated 11-Unit Apartment Building

    85 Union Street, Rockland, ME 04841

    $1,500,020
    11,820 sqft 0.26 AC lot

    Wood-frame property with central air, natural gas heat, and wood flooring.

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    Eight-Unit Multifamily Property
    Eight-Unit Multifamily Property

    34-36 Pleasant Street, Rockland, ME 04841

    $999,990
    10,133 sqft 0.33 AC lot

    Updated rental units near Rockland’s waterfront, restaurants, shops, and employers.

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    Historic Two-Unit Greek Revival
    Historic Two-Unit Greek Revival

    77 Main St, Rockport, ME 04856

    $1,125,000
    2,762 sqft

    Two separately entered units include dedicated parking and support flexible occupancy arrangements.

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    Cape Cod Three-Unit Property
    Cape Cod Three-Unit Property

    1014 Atlantic Highway, Warren, ME 04864

    $499,000
    4,000 sqft 3.92 AC lot

    Residentially zoned property with covered garage space, storage areas, and owner-occupant or rental flexibility.

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    Eight-Unit Apartment Building
    Eight-Unit Apartment Building

    100 Union Street, Rockland, ME 04841

    $999,990
    7,324 sqft 0.18 AC lot

    Renovated apartments offer wood flooring, central air, and hot-water heating near downtown amenities.

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    Renovated Duplex with Apartment
    Renovated Duplex with Apartment

    20 Chestnut St, Rockland, ME 04841

    $365,000
    2,728 sqft 0.23 AC lot

    Two living units include a three-bedroom main residence and a private-entry one-bedroom apartment.

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    Historic Duplex with Barn
    Historic Duplex with Barn

    77 Main Street, Rockport, ME 04856

    $1,125,000
    2,762 sqft 0.94 AC lot

    Two separately entered units occupy a Greek Revival residence with updated systems and substantial outdoor space.

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    Contemporary Duplex with In-Law Suite
    Contemporary Duplex with In-Law Suite

    13 Sawpit Road, Appleton, ME 04862

    $365,000
    2,382 sqft 1.34 AC lot

    Flexible residential layout with separate-entry living space, private bath, and a rural setting near local services.

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    Two-Residence Multifamily Property
    Two-Residence Multifamily Property

    810 Rockland St, Rockport, ME 04856

    $385,000
    2,811 sqft 4.06 AC lot

    Includes separate Cape and ranch-style dwellings, a detached garage, and a pond on a private rural parcel.

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    Multifamily Property with Separate House
    Multifamily Property with Separate House

    63 Old Rockland Street, Rockport, ME 04856

    $495,000
    1,805 sqft 0.97 AC lot

    Farmhouse-style property with a wrap-around porch, detached secondary house, and substantial barn on a rural Maine parcel.

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    Updated Duplex with Water Views
    Updated Duplex with Water Views

    122 Camden Street, Rockland, ME 04841

    $325,000
    1,540 sqft 0.15 AC lot

    Two separate one-bedroom units feature water views and recent building improvements.

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    Three-Unit Building with Updated Kitchen
    Three-Unit Building with Updated Kitchen

    30 Chestnut St, Rockland, ME 04841

    $369,500
    3,535 sqft

    1855 property with three separate residences, varied bedroom counts, and access to Rockland’s downtown and harbor areas.

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    Renovated Duplex with Deck
    Renovated Duplex with Deck

    20 Chestnut Street, Rockland, ME 04841

    $365,000
    2,728 sqft 0.23 AC lot

    Two living units include a renovated primary residence and a separate one-bedroom apartment.

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    Historic Multifamily Property with Garage
    Historic Multifamily Property with Garage

    19 Mountain Street, Camden, ME 04843

    $1,250,000
    6,830 sqft

    Three-level property with two rental units, an expansive owner’s suite, and private outdoor areas.

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    Up-and-Down Duplex
    Up-and-Down Duplex

    1032 Commercial Street, Rockport, ME 04856

    $335,000
    1,346 sqft 0.42 AC lot

    Waterfront duplex with separate tenant utilities, off-street parking, and a sizable yard near Glen Cove.

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    Mixed-Use Building with Residential Units
    Mixed-Use Building with Residential Units

    54 W Main Street, Vinalhaven, ME 04863

    $548,000
    4,500 sqft

    Flexible ground-floor rooms accompany two residential rental units in a mixed-use configuration.

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    Multifamily Property with Two Homes
    Multifamily Property with Two Homes

    810 Rockland Street, Rockport, ME 04856

    $385,000
    2,811 sqft 4.06 AC lot

    Two separate residences provide flexible options for extended living, rental use, or guest accommodations on a private rural parcel.

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

    3032 30 - 32 Granite St, Rockland, ME 04841

    $465,000
    2,800 sqft

    In-town property offers separate entrances, flexible bedroom layouts, and updated exterior improvements for tenant convenience.

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    Two-Unit Duplex with Retail Kitchen Space
    Two-Unit Duplex with Retail Kitchen Space

    30 Burkett Road, Union, ME 04862

    $325,000
    1,824 sqft 0.10 AC lot

    Mixed-use duplex with a leased main-floor retail/dining setup and an apartment above, plus public water and septic.

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    Knox County, ME Multifamily Properties Market Trends and Statistics

    Explore 53 multifamily properties for sale in Knox County, ME, showcased through 49 active listings on our real estate platform. These investment opportunities span a total of 221,854 square feet of properties for sale, with an estimated market value of $33,912,990.

    Sale prices for multifamily properties in Knox County, ME start at $299,000, averaging $706,520, and reaching up to $1,895,000 — 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 Knox County Real Estate Agencies

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

    Camden Real Estate Company
    43 Elm St Camden, ME 04843
    Phone: 12072366171
    www.camdenre.com
    Cates Real Estate
    313 Main Street Rockland, ME 04841
    Phone: 12077015600
    www.catesre.com
    Camden Coast Real Estate
    80 Elm Street Camden, ME 04843
    Phone: 12072361111
    camdencoast.com

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