Nerchinsk is a town in Chita Oblast, Russia, situated 305 kilometers east of Chita, and 644 kilometers to the east of Lake Baikal. It is located on the left bank of the Nercha River, seven kilometers above its confluence with the Shilka River, which flows into the Amur. Population: 15,748 (2002 Census); 16,900 (1991 est.); 6,713 (1897).