Welcome to a rare opportunity to own a historic residential and commercial investment property in a prime Route 1 location. This stately 1820 Colonial, once part of the original Rankinville Salt Marsh Farm, offers exceptional versatility and timeless charm. With excellent sight lines, high traffic visibility, and pedestrian sidewalk access, the location is ideal for maximizing business exposure while maintaining residential convenience. Inside, the property showcases classic architectural details including tin ceilings, maple floors, and abundant natural light, all framed by views of the marsh. A working fireplace adds warmth and character, while modern heat pumps ensure efficient heating and cooling throughout the year. A private patio and separate paved parking enhance accessibility for both commercial and residential occupants. Upstairs, cathedral ceilings with original wooden beams and knee braces create a spacious, airy ambiance. At the rear of the building, a beautifully updated studio apartment offers privacy and comfort with its own deck and private entry. This unit includes a kitchen/dining area, one bedroom, two full bathrooms, and a loft that adds charm and flexible living space.