Mikhaylovsky District (Russian: Миха́йловский райо́н) is an administrative and municipal district (raion), one of the fifty-nine in Altai Krai, Russia. It is located in the southwest of the krai. The area of the district is 3,100 square kilometers (1,200 sq mi).[citation needed] Its administrative center is the rural locality (a selo) of Mikhaylovskoye. Population: 21,211 (2010 Census); 23,797 (2002 Census); 24,044 (1989 Census). The population of Mikhaylovskoye accounts for 52.0% of the district's total population.