Klyuchevsky District (Russian: Ключе́вский райо́н) is an administrative[1] and municipal[4] district (raion), one of the fifty-nine in Altai Krai, Russia. It is located in the west of the krai. The area of the district is 3,043 square kilometers (1,175 sq mi).[2] Its administrative center is the rural locality (a selo) of Klyuchi.[1] As of the 2010 Census, the total population of the district was 18,267, with the population of Klyuchi accounting for 48.7% of that number.[3]
^Всесоюзная перепись населения 1979 г. Национальный состав населения по регионам России [All Union Population Census of 1979. Ethnic composition of the population by regions of Russia] (XLS). Всесоюзная перепись населения 1979 года [All-Union Population Census of 1979] (in Russian). 1979 – via Demoscope Weekly (website of the Institute of Demographics of the State University—Higher School of Economics.