The administrative centre of the district is Aznakaevo. Area – 2141 square km. The district was founded in 1931. The settlement of Aznakaevo is situated on the slopes of Bugulma-Belebey heights, on the bank of the river Styarlya (a tributary of the Kama river), 376 km to the north-east from Kazan, 34 km to the north-east from the railway station Yutaza. The settlement was founded in 1762, in 1859 was transformed into a village, in 1956 – into a big settlement, in 1987 – a city.