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Discover an exceptional commercial opportunity along Rockland's highly visible waterfront corridor. 771 Main Street offers 1.64 acres with direct frontage on Main Street/Route 1 and over 22,000± square feet of flexible mixed-use space across multiple industrial buildings. The property features high-clearance warehouse areas, production or fabrication space, offices, and covered loading/working zones, ideal for a wide range of commercial, industrial, marine, or creative uses. A rare asset, the facility includes multiple industrial cranes with lifting capacities exceeding 20 tons, supporting heavy fabrication, marine service, and advanced industrial operations. Primary structures are pre-engineered steel with overhead doors, concrete floors, oil-fired heat, and open-span layouts, allowing efficient workflow and adaptability for light manufacturing, storage, trades, or redevelopment. Additional highlights include ample paved parking, multiple access points, and public utilities. Located within the Rockland Historic District, the property abuts the historic Granite Pier, which is currently offered for sale, creating a unique opportunity for expanded harbor-side use or assemblage. The site is surrounded by potential marinas, marine-oriented activity, arts and cultural destinations, and Rockland's downtown business hub. The combination of scale, visibility, heavy-industrial infrastructure, and waterfront adjacency presents a rare investment opportunity in one of Midcoast Maine's most dynamic commercial markets. Bring your vision"”industrial, marine trades, retail, mixed-use, or commercial"”or seize a once-in-a-lifetime opportunity to create a new destination on Rockland Harbor, with the potential for waterfront restaurants and shops..
Property Type(s):
Commercial
| Last Updated | 1/9/2026 | Year Built | 1979 |
|---|---|---|---|
| County | Knox |
Additional Details
| AIR | Heat Pump |
|---|---|
| AIR CONDITIONING | Yes |
| HEAT | Heat Pump, Hot Water |
| INTERIOR | Loading Docks 1 - 4, Other Equipment, Overhead Doors |
| LOT | 1.64 acre(s) |
| LOT DIMENSIONS | 1.64 |
| MLS STATUS | Active |
| SEWER | Public Sewer |
| TAXES | 19291 |
| WATER | Public |
Listing provided by Lone Pine Real Estate Company, info@lonepinere.com
Listing data is derived in whole or in part from the Maine IDX & is for consumers'' personal, non-commercial use only. Dimensions are approximate and not guaranteed. All data should be independently verified.© 2026 Maine Real Estate Information System, Inc. All Rights Reserved. 
Additional school data provided by Onboard Informatics © 2026 Onboard Informatics. Information deemed reliable but not guaranteed.
Mortgage Calculator provided by Diverse Solutions © 2026
IDX data provided by Market Leader, courtesy of Maine Listings.
This IDX solution is (c) Diverse Solutions 2026.
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