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    Penobscot County, ME Office Buildings for Sale

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    Historic Mixed-Use Building in Bangor
    $1,000,000
    7,422 SF

    Historic Mixed-Use Building in Bangor

    133-135 Broadway, Bangor, ME 04401

    Restored commercial/residential building with income potential and parking.

    • High‑income potential: Licensed Airbnb apartment generates 6‑figure cashflow.
    • Versatile Commercial/Residential Building: 7000 sqft historic building suitable for various uses.
    • Move‑in ready office space: Includes multiple private offices, conference rooms, and bathrooms.
    • Private Parking Lot: Dedicated parking for tenants and guests.
    • Restored Historic Features: Original wood floors and woodwork have been restored.
    Updated: Dec 13, 2025
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    Passive Solar Office/Medical Building
    $850,000
    6,170 SF

    Passive Solar Office/Medical Building

    1570 Broadway, Bangor, ME 04401

    Efficient office/medical building with versatile floor plan and ample parking.

    • Unique passive solar envelope design for efficient heating.
    • Versatile floor plan with conference areas, office suites, and bathrooms on both floors.
    • Convenient location near Bangor's retail area with ample parking (40+ spaces) and two entrances/exits.
    • Zoned G&ISD with potential for expanded business opportunities subject to Planning Board approval.
    • Additional backup heating and cooling systems including heat pumps and a propane fireplace.
    Updated: Sep 4, 2025
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    Renovated Office Building in Millinocket
    $249,900
    1,533 SF

    Renovated Office Building in Millinocket

    Fully renovated office building in downtown Millinocket business district.

    158 Penobscot Ave, Millinocket, ME 04462
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    Bangor Office Investment Opportunity
    $1,675,000

    Bangor Office Investment Opportunity

    Renovated office building near I-95 with long-term tenant.

    38 School St, Bangor, ME 04401
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    Bangor Commercial Property For Sale
    $590,000
    11,276 SF

    Bangor Commercial Property For Sale

    Prime commercial property with great visibility and recent updates.

    335 Maine Ave, Bangor, ME 04401
    View details
    Based on your search, we've compiled 237 Potential Opportunities for your consideration. Besides 5 Active listings in Penobscot County, ME, we suggest exploring several alternatives: similar 231 Off-Market properties to explore as potential leads, plus 1 Land Listings that present a potential for development.

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Vacant Lot on Main Street
    $179,900
    0.31 Acres

    Vacant Lot on Main Street

    Vacant 0.31-acre lot with cement pad in Millinocket, ME.

    75 Penobscot Ave, Millinocket, ME 04462
    View details

    Explore Off-Market Properties in Penobscot County, ME

    Consider similar Off-Market properties in Penobscot 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.

    242 Moosehead Trl

    242 Moosehead Trl

    OFFICE BUILDING • 1.10 Acres
    Value Estimation
    $280,000
    242 Moosehead Trl, Newport, ME 04953-4022
    View details
    396 Griffin Rd

    396 Griffin Rd

    OFFICE BUILDING • 46,318 SF
    Value Estimation
    $1,230,000
    396 Griffin Rd, Bangor, ME 04401-3006
    View details
    77 Pne St

    77 Pne St

    OFFICE BUILDING • 2,418 SF
    Value Estimation
    $310,000
    77 Pne St, Bangor, ME 04401-6533
    View details
    30 Moon Ave

    30 Moon Ave

    OFFICE BUILDING
    Value Estimation by Request
    30 Moon Ave, Holden, ME 04429-7124
    View details
    766 Stillwater Ave

    766 Stillwater Ave

    OFFICE BUILDING • 4,800 SF
    Value Estimation
    $335,000
    766 Stillwater Ave, Bangor, ME 04401-3616
    View details
    103 Texas Ave

    103 Texas Ave

    OFFICE BUILDING • 48,542 SF
    Value Estimation
    $1,145,000
    103 Texas Ave, Bangor, ME 04401-4324
    View details
    72 Main St

    72 Main St

    OFFICE BUILDING • 3,436 SF
    Value Estimation
    $350,000
    72 Main St, Orono, ME 04473-4007
    View details
    970 Illinois Ave

    970 Illinois Ave

    OFFICE BUILDING • 9,251 SF
    Value Estimation
    $475,000
    970 Illinois Ave, Bangor, ME 04401-2722
    View details
    73 Ridgewood Dr

    73 Ridgewood Dr

    OFFICE BUILDING • 14,797 SF
    Value Estimation
    $705,000
    73 Ridgewood Dr, Bangor, ME 04401-2652
    View details
    491 Main St

    491 Main St

    OFFICE BUILDING • 66,733 SF
    Value Estimation
    $1,225,000
    491 Main St, Bangor, ME 04401-6296
    View details
    1648 Broadway

    1648 Broadway

    OFFICE BUILDING • 2,944 SF
    Value Estimation
    $280,000
    1648 Broadway, Bangor, ME 04401-2407
    View details
    47 Shadow Ln

    47 Shadow Ln

    OFFICE BUILDING
    Value Estimation by Request
    47 Shadow Ln, Holden, ME 04429-7178
    View details
    347 Main St

    347 Main St

    OFFICE BUILDING • 3,888 SF
    Value Estimation
    $255,000
    347 Main St, Brewer, ME 04412-1878
    View details
    139 State St

    139 State St

    OFFICE BUILDING • 6,841 SF
    Value Estimation
    $305,000
    139 State St, Bangor, ME 04401-5317
    View details
    48 Main St

    48 Main St

    OFFICE BUILDING • 0.22 Acres
    Value Estimation
    $270,000
    48 Main St, Dexter, ME 04930-1272
    View details
    117 Broadway

    117 Broadway

    OFFICE BUILDING • 17,160 SF
    Value Estimation
    $635,000
    117 Broadway, Bangor, ME 04401-5205
    View details
    107 Ct St

    107 Ct St

    OFFICE BUILDING • 13,142 SF
    Value Estimation
    $465,000
    107 Ct St, Bangor, ME 04401-4725
    View details
    158 Main St

    158 Main St

    OFFICE BUILDING • 16,284 SF
    Value Estimation
    $540,000
    158 Main St, Bangor, ME 04401-6308
    View details
    547 Odlin Rd

    547 Odlin Rd

    OFFICE BUILDING • 5,150 SF
    Value Estimation
    $290,000
    547 Odlin Rd, Bangor, ME 04401-6707
    View details

    Penobscot County, ME Office Buildings Investment Opportunities Market Analysis

    Explore 236 office buildings for sale in Penobscot County, ME, showcased through 5 active listings on our real estate platform. These investment opportunities span a total of 18,272,113 square feet of properties for sale, with an estimated market value of $75,574,900.

    Prices for office properties in Penobscot County, ME start at $100,000, averaging $503,832, and reaching up to $8,485,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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