Oktyabrsky District (Russian: Октя́брьский райо́н; Kalmyk: Октябрин район, Oktyabrin rayon) is an administrative[1] and municipal[3] district (raion), one of the thirteen in the Republic of Kalmykia, Russia. It is located in the north of the republic. The area of the district is 3,680.58 square kilometers (1,421.08 sq mi).[1] Its administrative center is the rural locality (a settlement) of Bolshoy Tsaryn.[1] As of the 2010 Census, the total population of the district was 9,438, with the population of Bolshoy Tsaryn accounting for 58.2% of that number.[2]
^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.