Tosno is a town and the administrative center of Tosnensky District in Leningrad Oblast, Russia, located on the Tosna River, 53 kilometers southeast of the center of St. Petersburg. Population: 39,101

The Tosna is a northward river in Luzhsky, Tosnensky, and Kirovsky Districts of Leningrad Oblast, Russia, as well as in the city of Saint Petersburg. It is a left tributary of the Neva. The towns of T