Baltiysk (Russian: Балти́йск), prior to 1946 known by its German name Pillau[7] (Polish: Piława; Lithuanian: Piliava; Yiddish: פּילאַווע, Pilave[8]), is a seaport town and the administrative center of Baltiysky District in Kaliningrad Oblast, Russia, located on the northern part of the Vistula Spit, on the shore of the Strait of Baltiysk separating the Vistula Lagoon from Gdańsk Bay. Population: 32,697 (2010 Census);[2] 33,252 (2002 Census);[9] 27,070 (1989 Census).[10]

Baltiysk, the westernmost town in Russia, is a major base of the Russian Navy's Baltic Fleet and is a ferry-port on the[which?] route to St. Petersburg.