Ideally situated on the prestigious second block of Commonwealth Avenue, this rarely available three-bedroom penthouse occupies the entire top floor of a professionally managed brownstone in the heart of Back Bay. Combining timeless architectural charm with modern conveniences, this elegant residence features soaring ceilings, a central skylight, a decorative fireplace, and beautiful bay windows overlooking the iconic Commonwealth Avenue Mall. Natural light fills the home, creating a bright and inviting atmosphere throughout. Additional highlights include in-unit laundry, direct-access parking, and extra storage. Enjoy an exceptional Back Bay lifestyle just one block from the Boston Public Garden and moments from Newbury Street, acclaimed restaurants, boutique shopping, and everything the neighborhood has to offer.