Bolgar (Russian: Болгар; Tatar Cyrillic: Болгар, Latin: Bolğar) is a town and the administrative center of Spassky District of the Republic of Tatarstan, Russia, located on the left bank of the Volga River, 140 kilometers (87 mi) from Kazan. Population: 8,650 (2010 Census preliminary results); 8,655 (2002 Census); 8,397 (1989 Census).