ShareCheck Out This Townhouse in Back Bay! By Jim LowensternPosted Wednesday, May 27, 2015 This townhouse can be found at 492 Beacon Street, Unit S TH! Tags bostonmassachusettsback baytownhousecastlescastles unlimitedbeacon streetbackyardinterior courtyardconciergereal estateblogmanagementmaster suitevaulted ceilingswalk-in closetindoor garageparkinggarden