The ground vestibule is by architects Andreev and Moskalenko, and is in the building of "Dom mod" ("House of Fashions"), at the intersection of Kamennoostrovsky prospect and Big prospect of Petrogradskaya Storona, near Leon Tolstoy square. There is underground slope to a pedestrian subway (originally with escalators, dismantled later).
Petrogradskaya is station of deep location with platform screen doors. Its depth is 53 meters. Underground hall was designed by architects Belov, Govorkovsky, Rivin, Tregubov and Shimakovsky. Crimped surface of the walls is tiled with ceramics. Rear wall is decorated with panel against the blue grating background with profiles of worker and kolkhoz woman, which expose the theme of revolutionary Petrograd.
According to the most recent version of the system expansion plan, Petrogratskaya will[when?] become a transfer station, connected to the future Koltsevaya Line.
From January 5, 2013, till November 2013, the station was closed for capital repair.