Svetogorsk (Russian:Светого́рск; Finnish:Enso) is an industrial town in Vyborgsky District of Leningrad Oblast, Russia, located on the Karelian Isthmus, on the Vuoksa River. It is located 1 kilometer (0.62mi) from the Finnish–Russian border, 5 kilometers (3.1mi) from the Finnish town of Imatra, and 207 kilometers (129mi) from St.Petersburg. Population: 15,981(2010 Census);15,698(2002 Census);15,594(**** Census).