Kurmanayevsky District (Russian: Курманаевский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-five in Orenburg Oblast, Russia.

It is located in the west of the oblast.

The area of the district is 2,900 square kilometers (1,100 sq mi).

[3] Its administrative center is the rural locality (a selo) of Kurmanayevka.

[8] The population of Kurmanayevka accounts for 24.4% of the district's total population.