249 Commonwealth Avenue represents a rare opportunity to acquire a classic Back Bay brownstone overlooking the iconic Commonwealth Avenue Mall on the sunny side. Situated on one of Boston's most prestigious residential boulevards. The property's location between Fairfield Street and Gloucester Street places it at the center of Back Bay's most desirable residential corridor--just steps from Newbury Street, the Charles River Esplanade, Copley Square, and the Prudential Center. the property benefits from extraordinary walkability to shops/dining/transportation and architectural character. This historic property offers investors or developers the opportunity to own a trophy asset within one of the most supply-constrained residential markets in the United States. With continued demand from professionals, students, and pied-a-terre buyers, the building provides both stable income potential and long-term capital appreciation.