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.

Ufimsky 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 Kushnarenkovsky District in the northwest and north, Blagoveshchensky District in the north, Iglinsky District in the east, Karmaskalinsky District in the south, Chishminsky District in the southwest and west, and is split into two uneven parts by the territory of the city of republic significance of Ufa. The area of the district is 1,598.77 square kilometers (617.29 sq mi). Its administrative center is the city of Ufa. As of the 2010 Census, the total population of the district was 67,067.