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    Knox County, ME Office Buildings for Sale

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    Route One Commercial Building
    $540,000
    8,098 SF

    Route One Commercial Building

    731 Commercial St, Rockport, ME 04856

    Commercial building with office spaces and residential unit in Rockport.

    • Prime Route One location in Rockport, centrally located near Pen Bay Medical Center and a short drive to Rockland and Camden.
    • Multi‑faceted commercial building with three office spaces and one residential unit, offering diverse income potential.
    • Existing leases with established companies provide immediate income stream.
    • ADA compliant with front and back parking for accessibility and convenience.
    • Four separate 200 amp electrical services to accommodate various business needs.
    Updated: Feb 8
    View details
    Historic Rockland Building For Sale
    $999,000
    6,500 SF

    Historic Rockland Building For Sale

    429 Main St, Rockland, ME 04841

    Historic three-story building in downtown Rockland undergoing complete transformation.

    • Prime downtown Rockland location.
    • Complete transformation with modern upgrades and historic charm.
    • Separately metered floors offer flexible use for retail, office, or mixed commercial ventures.
    • Extensive renovation includes new building systems and energy‑efficient windows.
    • Large public parking area is conveniently located behind the building.
    View details
    Modern Multi-Flex Commercial Building
    $799,000
    5,040 SF

    Modern Multi-Flex Commercial Building

    Versatile commercial building with high-visibility location and modern flex space.

    485 Commercial St, Rockport, ME 04856
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    Mixed-Use Redevelopment Opportunity
    $1,875,000
    31,720 SF

    Mixed-Use Redevelopment Opportunity

    Mixed-use property in Midcoast Maine with redevelopment potential.

    680 Commercial St, Rockport, ME 04856
    View details
    Based on your search, we've compiled 102 Potential Opportunities for your consideration. Besides 4 Active listings in Knox County, ME, we suggest exploring several alternatives: similar 98 Off-Market properties to explore as potential leads

    Explore Off-Market Properties in Knox County, ME

    Consider similar Off-Market properties in Knox County, ME. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    245 Commercial St

    245 Commercial St

    OFFICE BUILDING • 35,234 SF
    Value Estimation
    $2,150,000
    245 Commercial St, Rockport, ME 04856-5909
    View details
    269 Atlantic Hwy

    269 Atlantic Hwy

    OFFICE BUILDING • 3,073 SF
    Value Estimation by Request
    269 Atlantic Hwy, Warren, ME 04864-8311
    View details
    20 Mechanic St

    20 Mechanic St

    OFFICE BUILDING • 2,811 SF
    Value Estimation by Request
    20 Mechanic St, Camden, ME 04843-1707
    View details
    62 Maverick St

    62 Maverick St

    OFFICE BUILDING • 1,288 SF
    Value Estimation by Request
    62 Maverick St, Rockland, ME 04841-2464
    View details
    306 Broadway

    306 Broadway

    OFFICE BUILDING • 3,363 SF
    Value Estimation by Request
    306 Broadway, Rockland, ME 04841-2604
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    309 Main St

    309 Main St

    OFFICE BUILDING • 2,139 SF
    Value Estimation by Request
    309 Main St, Rockland, ME 04841-3303
    View details
    96 Maverick St

    96 Maverick St

    OFFICE BUILDING • 2,908 SF
    Value Estimation by Request
    96 Maverick St, Rockland, ME 04841-2440
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    27 Oak St

    27 Oak St

    OFFICE BUILDING • 1,840 SF
    Value Estimation by Request
    27 Oak St, Rockland, ME 04841-2812
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    5 Park Dr

    5 Park Dr

    OFFICE BUILDING • 3,479 SF
    Value Estimation by Request
    5 Park Dr, Rockland, ME 04841-3437
    View details
    22 School St

    22 School St

    OFFICE BUILDING • 2,008 SF
    Value Estimation by Request
    22 School St, Rockland, ME 04841-2841
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    53 Bay Vw St

    53 Bay Vw St

    OFFICE BUILDING • 4,642 SF
    Value Estimation by Request
    53 Bay Vw St, Camden, ME 04843-2270
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    43 Elm St

    43 Elm St

    OFFICE BUILDING • 3,466 SF
    Value Estimation by Request
    43 Elm St, Camden, ME 04843-1910
    View details
    21 Elm St

    21 Elm St

    OFFICE BUILDING • 17,303 SF
    Value Estimation
    $1,630,000
    21 Elm St, Camden, ME 04843-1902
    View details
    45 Mechanic St

    45 Mechanic St

    OFFICE BUILDING • 2,932 SF
    Value Estimation by Request
    45 Mechanic St, Camden, ME 04843-1807
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    28 Washington St

    28 Washington St

    OFFICE BUILDING • 1,620 SF
    Value Estimation by Request
    28 Washington St, Camden, ME 04843-1756
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    1 Business Cir

    1 Business Cir

    OFFICE BUILDING • 1,804 SF
    Value Estimation by Request
    1 Business Cir, Rockport, ME 04856-5165
    View details
    668 Rockland St

    668 Rockland St

    OFFICE BUILDING • 1,488 SF
    Value Estimation by Request
    668 Rockland St, Rockport, ME 04856-6300
    View details
    89 Vlg Way

    89 Vlg Way

    OFFICE BUILDING • 396 SF
    Value Estimation by Request
    89 Vlg Way, Rockport, ME 04856-3807
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    10 Finntown Rd

    10 Finntown Rd

    OFFICE BUILDING • 743 SF
    Value Estimation by Request
    10 Finntown Rd, Warren, ME 04864-4348
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    36 Is Rd

    36 Is Rd

    OFFICE BUILDING • 696 SF
    Value Estimation by Request
    36 Is Rd, South Thomaston, ME 04858-3526
    View details

    Knox County, ME Office Buildings Investment Opportunities Market Analysis

    Explore 102 office buildings for sale in Knox County, ME, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 2,913,915 square feet of properties for sale, with an estimated market value of $27,625,000.

    Sale prices for office properties in Knox County, ME start at $85,000, averaging $328,869, and reaching up to $1,635,000 — 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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