Welcome to Maison Commonwealth, Boston’s premier new concierge boutique destination, where European sophistication meets the timeless charm of Back Bay. This elegant two bedroom, two and a half bath Parlor Duplex townhome offers over 1,820 square feet of refined living with soaring near 12-feet ceilings, intricate plaster moldings, imported hand-carved Italian marble fireplaces, and wide-plank floors in a chevron pattern. The upper level features gracious entertaining spaces overlooking Commonwealth Avenue, plus a spacious bedroom suite with direct access to a private terrace. The serene primary suite level opens to a brick-walled patio and includes a floor-to-ceiling marble bath with double vanity, soaking tub, and radiant heat. Italian cabinetry, Wolf and Sub-Zero appliances, a wine refrigerator, built-in coffee station, direct access to one heated garage parking space, private storage, and concierge services complete this exceptional Back Bay offering.