The area of the district is 3,109 square kilometers (1,200 sq mi).

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

The lack of runoff creates a high water table, and in some years flooding and strong ground saturation.

The tops of the ridges and slopes are steppe-meadow with black soils.

[9] The administrative center of Aromashevo is located in the middle-western sector of the area.