Kronshtadt (Russian: Кроншта́дт), also spelled Kronstadt, Cronstadt (German: Krone for "crown" and Stadt for "city"; Finnish: Retusaari), is a municipal town in Kronshtadtsky District of the federal city of St. Petersburg, Russia, located on Kotlin Island, 30 kilometers (19 mi) west of Saint Petersburg proper near the head of the Gulf of Finland. Population: 42,999 (2010 Census preliminary results); 43,385 (2002 Census).