Prime 3-acre commercial development opportunity at the strategic intersection of Narrow Lane and Old Post Road. This expansive assembly consists of two adjacent lots offering an incredible 840+ feet of high-visibility road frontage. Located just steps from the Route 1 corridor, the site benefits from massive daily traffic counts and unparalleled exposure. The corner-lot configuration allows for flexible ingress/egress, making it an ideal location for retail, professional offices, or a flagship service center. Maximize your footprint in Charlestown's growing commercial landscape. Rare 3-acre scale with immediate highway proximity-don't miss this high-impact investment.