Sign Up Successful!
You now have access to more from Realmo!
    For Sale
    • For Sale
    • For Lease
    • Recently Sold
    • Property Lookup
    • Brokers
    Office
    1
    • Retail
    • Office
    • Residential Income
    • Restaurants
    • Industrial
    • Mixed-Use
    • Hospitality
    • Health Care
    • Sports & Entertainment
    • Land
    • Agricultural
    • Specialty
    Price
    Price range
    $
    $
    Size
    Property size / sq.ft.
    AI Search

    Portland, ME Office Properties & Spaces for Sale

    19 results
    List
    Map
    Two-Story Office Building For Sale
    $1,150,000
    3,360 SF

    Two-Story Office Building For Sale

    835 Forest Ave, 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: Nov 27, 2025
    View details
    Downtown Portland Freestanding Office Building
    $1,290,000
    5,102 SF

    Downtown Portland Freestanding Office Building

    7 Forest Ave, Portland, ME 04101

    5,000 SF downtown Portland building, ideal for owner or investment.

    • Prime downtown Portland location offers convenience, prestige, and access to amenities and transportation.
    • Freestanding 5,000 SF building (plus 2,000 SF basement) provides visibility and a unique identity.
    • Versatile and easily divisible space is ideal for owner‑users or investment with multiple tenants.
    • Zoning allows for residential use, with seller providing renovation plans.
    • Brick/Masonry construction with a mix of flooring types (Carpet, Composition, Laminate, Wood, Vinyl, Tile).
    Updated: Sep 23, 2025
    View details
    Portland Office Building - Ocean Ave
    $675,000
    2,786 SF

    Portland Office Building - Ocean Ave

    Prime Portland office space, 2,786 sq ft.

    527 Ocean Ave, Portland, ME 04103
    View details
    Portland Office Building - High Return Potential
    $959,000
    3,840 SF

    Portland Office Building - High Return Potential

    Prime Portland location, high-traffic, multi-unit income.

    900 Riverside St, Portland, ME 04103
    View details
    Downtown Portland Executive Office Building
    Contact for pricing
    140,684 SF

    Downtown Portland Executive Office Building

    Class A Office Space, 34,569 RSF Available

    511 Congress St, Portland, ME 04101
    View details
    Falmouth Office Building - 143,000 SF
    Contact for pricing
    143,000 SF

    Falmouth Office Building - 143,000 SF

    Class A Office Space, Maine Turnpike Access

    70 Gray Rd, Falmouth, ME 04105
    View details
    Prime Portland Office Condo
    $675,000
    2,786 SF

    Prime Portland Office Condo

    2,786 SF Office, Great Location

    527 Ocean Ave, Portland, ME 04103
    View details
    Historic Falmouth Mixed-Use Property
    $1,495,000
    4,280 SF

    Historic Falmouth Mixed-Use Property

    Prime Falmouth location, mixed-use investment.

    234 Middle Rd, Falmouth, ME 04105
    View details
    Falmouth Office Building - $1.15M
    $1,150,000
    5,940 SF

    Falmouth Office Building - $1.15M

    Multi-tenant office building, 100% occupied.

    366 Us-1, Falmouth, ME 04105
    View details
    Functional Office Building For Sale
    $1,550,000
    8,016 SF

    Functional Office Building For Sale

    Well-maintained 8,016 SF office building suitable for various uses.

    481 Riverside Industrial Pkwy, Portland, ME 04103
    View details
    Professional Office Building For Sale
    $445,000
    1,608 SF

    Professional Office Building For Sale

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

    796 Forest Ave, Portland, ME 04103
    View details
    Freestanding Office Building For Sale
    $895,000
    4,248 SF

    Freestanding Office Building For Sale

    Highly visible office building with parking and garage.

    1290 Congress St, Portland, ME 04102
    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 04103
    View details
    Portland Retail/Office Space For Sale
    $895,000
    9,045 SF

    Portland Retail/Office Space For Sale

    Retail and office spaces available in Portland, Maine.

    550 Washington Ave, Portland, ME 04103
    View details
    Portland Office Condo For Sale
    $675,000
    2,786 SF

    Portland Office Condo For Sale

    2,786± SF office condo with ample parking.

    527 Ocean Ave, Portland, ME 04103
    View details
    Portland Office Building For Sale
    $16,000,000
    85,972 SF

    Portland Office Building For Sale

    85,972 SF office building with redevelopment potential.

    110 Free St, Portland, ME 04101
    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 04101
    View details
    Mixed-Use Building in Downtown Portland
    $2,165,000
    16,380 SF

    Mixed-Use Building in Downtown Portland

    16,380± SF mixed-use building in the heart of downtown.

    496 Congress St, Portland, ME 04101
    View details
    Net Leased Investment Property
    $1,225,000

    Net Leased Investment Property

    Single tenant property with lease through 2027.

    83-85 India St, Portland, ME 04101
    View details
    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 19 Active Listings in Portland, ME, we suggest to view alternatives - similar 329 Off-Market properties to explore as potential leads.

    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.

    629 Forest Ave

    629 Forest Ave

    Office space • 10,853 SF
    Value Estimation by Request
    629 Forest Ave, Portland, ME 04101
    View details
    265 Marginal Way

    265 Marginal Way

    Flex space • 53,849 SF
    Value Estimation by Request
    265 Marginal Way, Portland, ME 04101
    View details
    97A Exchange St

    97A Exchange St

    Coworking space • 18,301 SF
    Value Estimation by Request
    97A Exchange St, Portland, ME 04101
    View details
    1053 Forest Ave

    1053 Forest Ave

    Office space • 12,516 SF
    Value Estimation by Request
    1053 Forest Ave, Portland, ME 04103
    View details
    Rock Row

    Rock Row

    Medical offices • 199,365 SF
    Value Estimation by Request
    0 Rock Row, Portland, ME 04092
    View details

    Portland, ME Office Properties & Spaces Investment Opportunities Market Analysis

    Explore 347 office properties & spaces for sale in Portland, ME, showcased through 19 active listings on our real estate platform. These investment opportunities span a total of 741,253,613 square feet of properties for sale, with an estimated market value of $66,714,000.

    Prices for office spaces in Portland, ME start at $150,000, averaging $901,540, and reaching up to $9,500,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

    List
    Map

    Browse Office Properties & Spaces for Sale Near Portland, ME

    Popular Searches in Portland, ME

    Popular Categories

    Most Searched ZIP Codes in Portland, ME

    • 04103
    • 04101
    • 04105
    • 04102
    • 04108
    • 04092
    • 04106

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Create New Password
    • At least 8 characters
    • Contains both letters and numbers
    • Contains uppercase and lowercase letters
    • At most 32 characters
    • Password required
    • Password reset link has expired. Please request a new one.