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    Knox County, ME Storefront Properties for Sale

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    Portland, ME Lewiston, ME Bangor, ME Augusta, ME Waterville, ME Auburn, ME Biddeford, ME Sanford, ME
    20 properties
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    Historic Mixed-Use Lodge
    Updated: Aug 26
    Historic Mixed-Use Lodge

    46 Main Street, Vinalhaven, ME 04863

    $1,400,000
    7,060 sqft 0.20 AC lot
    Approximately 7,060 square feet with 12 rooms on a 0.2‑acre waterfront property
    Built in 1884 as a Second Empire Victorian structure
    Water views toward Vinalhaven Harbor and across Carver’s Pond
    Robert Indiana’s home, studio, and museum for more than 40 years
    2020‑2022 stabilization work addressed structural needs, water and pest intrusion, and three of four exterior walls
    View details
    Mixed-Use Property with Residence
    Updated: Oct 18
    Mixed-Use Property with Residence

    451 West Street, Rockport, ME 04856

    $925,000
    1,606 sqft 1.45 AC lot
    1,606‑square‑foot mixed‑use property with a one‑bedroom residence
    Separate entrances serve the sales area and service workshop
    1.45‑acre lot zoned Mixed Use Commercial
    Detached shed with a recently installed roof and fresh exterior paint
    Built in 1950; off‑street parking and accessible approach ramp
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    Downtown Storefront with Upstairs Space
    Downtown Storefront with Upstairs Space

    464 Main Street, Rockland, ME 04841

    $875,000
    10,066 sqft 0.13 AC lot

    Historic commercial property includes an established retail operation and separate business spaces.

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    Mixed-Use Property with Workshop
    Mixed-Use Property with Workshop

    451 West Street, Rockport, ME 04856

    $925,000
    1,606 sqft 1.43 AC lot

    An established vacuum sales and service operation occupies the site alongside a one-bedroom residence.

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    Zoned B1 Retail Storefront
    Zoned B1 Retail Storefront

    10 Mechanic Street, Camden, ME 04843

    $1,700,000
    8,623 sqft 0.17 AC lot

    Retail storefront building for sale in Camden, Maine, zoned B1.

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    Brick Mixed-Use Building
    Brick Mixed-Use Building

    189 Main Street, Thomaston, ME 04861

    $697,500
    4,498 sqft 0.15 AC lot

    First-floor commercial occupancy is paired with flexible second-floor space and Main Street frontage.

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    Mixed-Use Building with Rooftop Deck
    Mixed-Use Building with Rooftop Deck

    410 Main Street, Rockland, ME 04841

    $1,895,000
    8,083 sqft 0.15 AC lot

    Street-level retail, workshop space, furnished vacation rentals, and a private residence create a varied commercial configuration.

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    Historic Victorian Mixed-Use Property
    Historic Victorian Mixed-Use Property

    46 Main St, Vinalhaven, ME 04863

    $1,400,000
    7,060 sqft

    Distinctive island property with harbor and pond views, preserved architectural details, and documented ties to artist Robert Indiana.

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    Mixed-Use Building with Retail
    Mixed-Use Building with Retail

    410 Main Street, Rockland, ME 04841

    $1,895,000
    8,083 sqft 0.15 AC lot

    Combines furnished residential units, a private residence, and renovated street-level retail space.

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    Spa & Wellness Commercial Condo
    Spa & Wellness Commercial Condo

    453 Main Street, Rockland, ME 04841

    $285,000
    2,254 sqft 0.15 AC lot

    Flexible commercial condo with changing rooms, basement storage, and Main Street access.

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    Two-Story Mixed-Use Property
    Two-Story Mixed-Use Property

    75 Elm St, Camden, ME 04843

    $839,000
    2,191 sqft

    Leased retail space, an upper-level studio apartment, on-site parking, and a deck with stair and ramp access.

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    Mixed-Use Building with Apartment
    Mixed-Use Building with Apartment

    145 Main Street, Thomaston, ME 04861

    $379,000
    1,520 sqft 0.12 AC lot

    Village Commercial zoning complements a commercial building with a two-bedroom apartment above.

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    Two-Level Retail Space
    Two-Level Retail Space

    2856 Atlantic Highway, Warren, ME 04864

    $250,000
    1,500 sqft 2.00 AC lot

    Barn-style commercial property with office space, display extensions, and inventory included in the sale.

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    Mixed-Use Building with Apartment
    Mixed-Use Building with Apartment

    145 Main St, Thomaston, ME 04861

    $379,000
    1,520 sqft

    Mixed-use property with an upstairs residential apartment and flexible occupancy options.

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    Two-Level Retail Barn
    Two-Level Retail Barn

    2856 Atlantic Highway, Warren, ME 04864

    $250,000
    1,500 sqft

    Includes a small office, additional display areas, and inventory with the sale.

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    Mixed-Use Building with Apartment
    Mixed-Use Building with Apartment

    145 Main Street, Thomaston, ME 04861

    $379,000
    1,520 sqft

    Commercial space includes an upstairs two-bedroom apartment that can support on-site occupancy or rental use.

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    Salon-Configured Retail Property
    Salon-Configured Retail Property

    43 Glen Street, Rockland, ME 04841

    $450,000
    2,512 sqft 2.70 AC lot

    Existing salon improvements include dedicated manicure space, shampoo stations, customer parking, and backup power generation.

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    Mixed-Use Building with Residential Units
    Mixed-Use Building with Residential Units

    54 W Main Street, Vinalhaven, ME 04863

    $548,000
    4,500 sqft

    Flexible ground-floor rooms accompany two residential rental units in a mixed-use configuration.

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    Downtown Mixed-Use Building with Rooftop Deck
    Downtown Mixed-Use Building with Rooftop Deck

    410 Main Street, Rockland, ME 04841

    $1,895,000
    8,083 sqft

    Three furnished residences sit above adaptable street-level commercial space with separate-entry expansion potential.

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    Two-Story Storefront Property
    Two-Story Storefront Property

    57 Bay View Street, Camden, ME 04843

    $750,000
    1,880 sqft

    B1 zoning allows commercial use downstairs and commercial or residential occupancy on the second floor.

    View details
    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 20 Active Listings in Knox County, ME, we suggest to view alternatives - similar 2 Off-Market properties to explore as potential leads.

    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

    749 Heald Hwy, Union, ME 04862

    Estimated value: by Request
    18,300 sqft 2.85 AC lot
    View details
    1960 Heald Hwy
    STORE, RETAIL OUTLET

    1960 Heald Hwy, Union, ME 04862-4800

    Estimated value:
    $240,000
    6.83 AC lot
    View details

    Knox County, ME Storefront Properties Market Trends and Statistics

    Explore 22 storefront properties for sale in Knox County, ME, showcased through 20 active listings on our real estate platform. These investment opportunities span a total of 85,665 square feet of properties for sale, with an estimated market value of $18,116,500.

    Sale prices for retail units in Knox County, ME start at $250,000, averaging $905,825, and reaching up to $1,895,000 — 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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    Featured Knox County Real Estate Agencies

    Realmo connects you with licensed Knox County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Camden Real Estate Company
    43 Elm St Camden, ME 04843
    Phone: (207) 236-6171
    www.camdenre.com
    Cates Real Estate
    313 Main Street Rockland, ME 04841
    Phone: (207) 701-5600
    www.catesre.com
    Camden Coast Real Estate
    80 Elm Street Camden, ME 04843
    Phone: (207) 236-1111
    camdencoast.com
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