Sayanogorsk (Russian:Саяного́рск; Khakas: Саяногорск) is a town in the Republic of Khakassia, Russia, located on the left bank of the Yenisei River, 80 kilometers (50mi) south of Abakan, the capital of the republic. Population: 49,887(2010 Census);50,255(2002 Census);50,188(**** Census).