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    Knox County, ME Storefront Properties for Sale

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    Portland, ME Lewiston, ME Augusta, ME
    6 listings
    Downtown Retail and Office Building
    $965,000
    10,066 SF
    Downtown Retail and Office Building

    464 Main Street, Rockland, ME 04841

    Multi-unit downtown building with long-running gift store, flexible second-floor space, and street-level office/retail access.
    • Ocean‑front waterfront property with a downtown retail building
    • Built in 1914 with wood frame, brick, brick veneer, and wood siding construction materials
    • Heat pump cooling with forced‑air, oil heat, and electric heating
    • Roof is membrane; water provided by public water and sewer by public sewer
    • Off‑street parking with 2 parking spaces at the back of the building
    Updated: May 13
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    Brick Mixed-Use Commercial Building
    $697,500
    4,498 SF
    Brick Mixed-Use Commercial Building

    189 Main Street, Thomaston, ME 04861

    Brick mixed-use building with two half baths per floor, large open layouts, and Main Street frontage in downtown Thomaston.
    • Mixed‑use property with two established commercial tenants on the first floor
    • Second‑floor value‑add potential for office, studio, or residential conversion
    • Classic original bank safe included
    • Two half baths per floor
    • Construction: brick with wood frame; roof type listed as membrane
    Updated: Apr 6
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    Two-Level Retail Barn Opportunity
    $250,000
    1,500 SF
    Two-Level Retail Barn Opportunity

    Well-established seasonal antique shop with two-level retail space, small office, and additional display extensions on a 2-acre parcel.

    2856 Atlantic Highway, Warren, ME 04864

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    Rockland Mixed-Use Commercial Building
    $459,000
    2,556 SF
    Rockland Mixed-Use Commercial Building

    Two-story mixed-use building in downtown Rockland, Maine.

    367 Main Street, Rockland, ME 04841

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    Established Antique Shop on Highway
    $250,000
    1,500 SF
    Established Antique Shop on Highway

    Well-established antique shop with retail space on 2 acres.

    2856 Atlantic Highway, Warren, ME 04864

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    Rockport Commercial Building on Acreage
    $100,000
    2,160 SF
    Rockport Commercial Building on Acreage

    Commercial building on .64 acres with high visibility and access.

    407 West Street, Rockport, ME 04856

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    Based on your search, we've compiled 12 Potential Opportunities for your consideration. Besides 6 Active listings in Knox County, ME, we suggest exploring several alternatives: similar 2 Off-Market properties to explore as potential leads, plus 4 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.

    Land For Sale, Castine, ME
    $795,000
    1.00 Acre
    Land For Sale, Castine, ME

    One acre of land for sale in Castine, Maine.

    M17 L15 Perkins Street, Castine, ME 04421

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    Augusta Land with River Views
    Contact for pricing
    0.22 Acres
    Augusta Land with River Views

    0.22-acre lot in Augusta, KBD2 zone, with Kennebec River views.

    Arsenal Street, Augusta, ME 04330

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    Improved Lot in Unity, Maine
    $70,000
    54,450.00 Acres
    Improved Lot in Unity, Maine

    1.25 acre lot with power, water, and septic design.

    M12 L31-3 Stage Coach Road, Unity, ME 04988

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    Coastal Land Near Popham Beach
    $275,000
    3.34 Acres
    Coastal Land Near Popham Beach

    3.34 acres near Popham Beach, suitable for residential/commercial use.

    001 Popham Road, Phippsburg, ME 04562

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    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.

    749 Heald Hwy
    Individual retail properties
    18,300 SF Lot: 2.85 Acres
    Value Estimation by Request

    749 Heald Hwy, Union, ME 04862

    View details
    1960 Heald Hwy
    STORE, RETAIL OUTLET
    Lot: 6.83 Acres
    Value Estimation by Request

    1960 Heald Hwy, Union, ME 04862-4800

    View details

    Knox County, ME Storefront Properties Investment Opportunities Market Analysis

    Explore 8 storefront properties for sale in Knox County, ME, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 22,280 square feet of properties for sale, with an estimated market value of $2,721,500.

    Sale prices for retail units in Knox County, ME start at $100,000, averaging $453,583, and reaching up to $965,000 — 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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