Dürtöylö rayonı) is an administrative[1] and municipal[7] district (raion), one of the fifty-four in the Republic of Bashkortostan, Russia. It is located in the northwest of the republic and borders with Kaltasinsky District in the north, Burayevsky District in the northeast and east, Birsky District in the east and southeast, Kushnarenkovsky and Chekmagushevsky Districts in the south, Ilishevsky District in the west, and with Krasnokamsky District in the northwest.