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    Portland, ME Office Buildings for Sale

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    Lewiston, ME Bangor, ME Augusta, ME
    7 results
    Downtown Portland Freestanding Office Building
    $1,190,000
    5,102 SF

    Downtown Portland Freestanding Office Building

    7 Forest Avenue, Portland, ME 04101

    5,000 SF office building in the heart of Portland.

    • Prime downtown Portland location offers convenience, prestige, and access to amenities and transportation.
    • Freestanding 5,000 SF building provides visibility, privacy, and a unique identity.
    • Versatile, divisible space suitable for owner/user or investment with multiple tenants.
    • Full 2,000 SF basement provides additional space.
    • Zoning allows residential use; seller will provide renovation plans.
    Updated: Apr 7
    View details
    Two-Story Office Building For Sale
    $1,150,000
    3,360 SF

    Two-Story Office Building For Sale

    835 Forest Avenue, Portland, ME 04103

    Two-story office building with parking on busy Forest Ave.

    • High visibility location on busy Forest Ave.
    • Large parking lot with space for 21+ vehicles.
    • Directly across from Baxter Park with walking trails.
    • Features 5 offices, 2 full baths, and 2 half baths.
    • Two‑story building with 3,360 sf of space.
    Updated: Sep 8, 2025
    View details
    Professional Office Building For Sale
    $399,000
    1,608 SF

    Professional Office Building For Sale

    Well-maintained 1,608± SF office building with signage opportunity.

    796 Forest Ave, Portland, ME
    View details
    Fully Leased Portland Office Building
    $3,925,000
    22,150 SF

    Fully Leased Portland Office Building

    22,150 SF office building, 100% leased, excellent location.

    56 Northport Dr, Portland, ME
    View details
    Well-Positioned Office Building For Rent
    $6,750,000
    83,272 SF

    Well-Positioned Office Building For Rent

    Three-story office building with I-95 frontage and expansion potential.

    Davis Farm Road 5, Portland, ME
    View details
    Historic Landmark in Portland's Downtown
    $10,950,000
    99,488 SF

    Historic Landmark in Portland's Downtown

    Landmark building with value-add potential in Portland's vibrant downtown.

    142 High St, Portland, ME
    View details
    Portland Office Building For Sale
    $1,200,000
    6,084 SF

    Portland Office Building For Sale

    6,084 SqFt office building available in Portland, Maine.

    1087 Forest Avenue, Portland, ME 4103
    View details
    Based on your search, we've compiled 226 Potential Opportunities for your consideration. Besides 7 Active listings in Portland, ME, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 211 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Explore Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Biddeford Office/Flex Building For Sale
    $1,250,000
    13,942 SF

    Biddeford Office/Flex Building For Sale

    13,942 SF office/flex building on 1.09 acres in Biddeford.

    8 Pomerleau St, Biddeford, ME
    View details
    Downtown Biddeford Portfolio For Sale
    $7,500,000
    44,455 SF

    Downtown Biddeford Portfolio For Sale

    Three buildings and a parking lot in downtown Biddeford.

    265 Main St, Biddeford, ME
    View details
    Class A Office Building
    Contact for pricing
    143,000 SF

    Class A Office Building

    143,000± SF Class A office building in Falmouth, Maine.

    70 Gray Rd, Falmouth, ME 4105
    View details
    Falmouth Office/Mixed-Use Building For Sale
    $1,150,000
    5,940 SF

    Falmouth Office/Mixed-Use Building For Sale

    5,940± SF office/mixed-use building in a coveted location.

    366 US-1, Falmouth, ME 04105
    View details

    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.

    Commercial Property in Limington, Maine
    $385,000
    2,595 SF

    Commercial Property in Limington, Maine

    Commercial zoned property with potential for multiple offices and storage.

    192 Ossipee Trail, Limington, ME 04049
    View details
    Charming Commercial Property in Bridgton
    $140,000
    600 SF

    Charming Commercial Property in Bridgton

    Unique commercial property with historic charm and untapped potential.

    2 Iredale Street, Bridgton, ME 04009
    View details
    Commercial Land Route 16
    $299,900
    4.00 Acres

    Commercial Land Route 16

    Four-acre commercial land with Route 16 frontage.

    829 Route 16, Ossipee, NH 03896
    View details
    Augusta Land Ready to Develop
    $199,000
    51.00 Acres

    Augusta Land Ready to Develop

    50+ acre parcel near I-95 and MaineGeneral Medical Center.

    450 W River Road, Augusta, ME 04330
    View details

    Explore Off-Market Properties in Portland, ME

    Consider similar Off-Market properties in Portland, 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.

    2 City Ctr

    2 City Ctr

    OFFICE BUILDING • 26,753 SF
    Value Estimation
    $1,320,000
    2 City Ctr, Portland, ME 04101-4010
    View details
    245 Commercial St

    245 Commercial St

    OFFICE BUILDING • 53,916 SF
    Value Estimation
    $10,275,000
    245 Commercial St, Portland, ME 04101-4622
    View details
    249 Saint John St

    249 Saint John St

    OFFICE BUILDING • 3,941 SF
    Value Estimation by Request
    249 Saint John St, Portland, ME 04102-3109
    View details
    650 Brighton Ave

    650 Brighton Ave

    OFFICE BUILDING • 13,112 SF
    Value Estimation
    $1,440,000
    650 Brighton Ave, Portland, ME 04102-1035
    View details
    2320 Congress St

    2320 Congress St

    OFFICE BUILDING • 7,928 SF
    Value Estimation
    $1,850,000
    2320 Congress St, Portland, ME 04102-1908
    View details
    145 Commercial St

    145 Commercial St

    OFFICE BUILDING • 43,504 SF
    Value Estimation
    $900,000
    145 Commercial St, Portland, ME 04101-6099
    View details
    612 Brighton Ave

    612 Brighton Ave

    OFFICE BUILDING • 7,534 SF
    Value Estimation
    $1,820,000
    612 Brighton Ave, Portland, ME 04102-2359
    View details
    155 Washington Ave

    155 Washington Ave

    OFFICE BUILDING • 1,804 SF
    Value Estimation by Request
    155 Washington Ave, Portland, ME 04101-2619
    View details
    509 Frst Ave

    509 Frst Ave

    OFFICE BUILDING • 73,750 SF
    Value Estimation
    $9,500,000
    509 Frst Ave, Portland, ME 04101-1521
    View details
    320 Cumberland Ave

    320 Cumberland Ave

    OFFICE BUILDING • 46,892 SF
    Value Estimation by Request
    320 Cumberland Ave, Portland, ME 04101-4928
    View details
    465 Congress St

    465 Congress St

    OFFICE BUILDING • 84,180 SF
    Value Estimation
    $9,040,000
    465 Congress St, Portland, ME 04101-3528
    View details
    609 Frst Ave

    609 Frst Ave

    OFFICE BUILDING • 3,926 SF
    Value Estimation
    $705,000
    609 Frst Ave, Portland, ME 04101-1515
    View details
    512 Woodford St

    512 Woodford St

    OFFICE BUILDING • 3,459 SF
    Value Estimation
    $3,970,000
    512 Woodford St, Portland, ME 04103-2461
    View details
    56 Northport Dr

    56 Northport Dr

    OFFICE BUILDING • 22,150 SF
    Value Estimation
    $2,250,000
    56 Northport Dr, Portland, ME 04103-3630
    View details
    12 Revere St

    12 Revere St

    OFFICE BUILDING • 4,848 SF
    Value Estimation
    $555,000
    12 Revere St, Portland, ME 04103-4410
    View details
    93 High St

    93 High St

    OFFICE BUILDING • 11,634 SF
    Value Estimation
    $1,605,000
    93 High St, Portland, ME 04101-3811
    View details
    1438 Washington Ave

    1438 Washington Ave

    OFFICE BUILDING • 3,024 SF
    Value Estimation by Request
    1438 Washington Ave, Portland, ME 04103-2024
    View details

    Portland, ME Office Buildings Investment Opportunities Market Analysis

    Explore 218 office buildings for sale in Portland, ME, showcased through 7 active listings on our real estate platform. These investment opportunities span a total of 741,147,326 square feet of properties for sale, with an estimated market value of $63,010,000.

    Sale prices for office properties in Portland, ME start at $150,000, averaging $887,464, and reaching up to $9,500,000 — 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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    Most Searched ZIP Codes in Portland, ME

    • 04101
    • 04103

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