Kormilovsky District (Russian: Корми́ловский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-two in Omsk Oblast, Russia.

It is located in the southern central part of the oblast.

The area of the district is 1,908.23 square kilometers (736.77 sq mi).

[citation needed] Its administrative center is the urban locality (a work settlement) of Kormilovka.

[8] The population of Kormilovka accounts for 38.9% of the district's total population.