Home › Parks › Commonwealth Avenue Mall Parks Commonwealth Avenue Mall Becky Jul 3, 2014 The Commonwealth Avenue Mall is a park between the eastbound and westbound sides of Commonwealth Avenue, running the entire width of Back Bay, between Arlington Street and Massachusetts Avenue. Description of the Comm Ave Mall Description of each of the sculptures on the Comm Ave Mall Related Images:Random related posts:Southwest Corridor ParkPublic GardenCharles River Esplanade