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    Knox County, ME Duplexes for Sale

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    Portland, ME Lewiston, ME Augusta, ME
    6 results
    Rockland Ranch Multifamily Investment Opportunity
    $445,000
    1,216 SF

    Rockland Ranch Multifamily Investment Opportunity

    295 Old County Road, Rockland, ME 04841

    Two-unit property in Rockland, Maine with income potential.

    • Two brand new, move‑in ready rental units (built in 2025).
    • Potential for owner occupancy with rental income from the adjacent unit.
    • Each unit features 2 bedrooms, 1 bath, in‑unit laundry with included washer/dryer, and a full kitchen.
    • Enjoy outdoor spaces including a front porch and large back deck leading to a spacious lawn and garden area.
    • Ample off‑street parking and a garden shed are included.
    Updated: Apr 27
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    Rockland Duplex with Rental History
    $494,000
    2,800 SF

    Rockland Duplex with Rental History

    30 - 32 Granite Street, Rockland, ME 04841

    Well-maintained Rockland duplex near downtown shops and restaurants.

    • Strong rental history and income‑producing potential in downtown Rockland.
    • Two mirror‑image units, each with 4 bedrooms and 2 full bathrooms.
    • Excellent proximity to downtown shops, restaurants, and the ferry terminal.
    • Newer roof and updated vinyl siding for low maintenance.
    • Flexible living arrangements with option for a first‑floor bedroom in each unit.
    Updated: Mar 26
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    Renovated Duplex Near Downtown Rockland
    $475,000
    1,800 SF

    Renovated Duplex Near Downtown Rockland

    Extensively renovated duplex with modern amenities, close to downtown.

    36 Grove Street, Rockland, ME 04841
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    Rockport Multi-Family Duplex Opportunity
    $375,000
    1,346 SF

    Rockport Multi-Family Duplex Opportunity

    Well-maintained Rockport duplex with rental history and conversion potential.

    1032 Commercial Street, Rockport, ME 04856
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    Warren Two-Unit Property with Garage
    $360,000
    2,000 SF

    Warren Two-Unit Property with Garage

    Two-unit property with a three-bay garage and rental potential.

    350 Main Street, Warren, ME 04864
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    Rockport Multi-Family Living with Potential
    $485,000
    2,811 SF

    Rockport Multi-Family Living with Potential

    Two detached homes on 4.06 acres, ideal for rental.

    810 Rockland Street, Rockport, ME 04856
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    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 6 Active listings in Knox County, ME, we suggest exploring several alternatives:

    Knox County, ME Duplexes Investment Opportunities Market Analysis

    Explore 6 duplexes for sale in Knox County, ME, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 11,973 square feet of properties for sale, with an estimated market value of $2,634,000.

    Sale prices for duplexes in Knox County, ME start at $360,000, averaging $439,000, and reaching up to $494,000 — 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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