Aurgazinsky District is an administrative and municipal district (raion), one of the fifty-four in the Republic of Bashkortostan, Russia. It is located in the center of the republic and borders Karmaskalinsky District in the north, Gafuriysky District in the east, Sterlitamaksky District in the south, and with Alsheyevsky and Davlekanovsky Districts in the west. The area of the district is 2,014 square kilometers (778 sq mi). Its administrative center is the rural locality of Tolbazy. As of the 2010 Census, the total population of the district was 36,970, with the population of Tolbazy accounting for 27.4% of that number.

Karmaskalinsky District is an administrative and municipal district (raion), one of the fifty-four in the Republic of Bashkortostan, Russia. It is located in the center of the republic and borders with Ufimsky and Iglinsky Districts in the north, Arkhangelsky District in the east, Gafuriysky District in the southeast, Aurgazinsky District in the south, Alsheyevsky District in the southwest, and with Chishminsky District in the west. The area of the district is 1,750 square kilometers (680 sq mi). Its administrative center is the rural locality of Karmaskaly. As of the 2010 Census, the total population of the district was 51,504, with the population of Karmaskaly accounting for 16.6% of that number.