Zakamensky District (Russian: Зака́менский райо́н; Buryat: Захааминай аймаг, Zakhaaminai aimag) is an administrative[1] and municipal[4] district (raion), one of the twenty-one in the Republic of Buryatia, Russia.

The area of the district is 15,320 square kilometers (5,920 sq mi).

[3] Within the framework of administrative divisions, Zakamensky District is one of the twenty-one in the Republic of Buryatia.

[1] It is divided into one town (an administrative division with the administrative center in the town (an inhabited locality) of Zakamensk), five selsoviets, and eighteen somons, which comprise twenty-six rural localities.

[4] The Town of Zakamensk and Kholtosonsky Selsoviet are incorporated as Zakamensk Urban Settlement, while the remaining four selsoviets and eighteen somons are incorporated into twenty-two rural settlements within the municipal district.