The area of the district is 43,904.69 square kilometers (16,951.70 sq mi).

[5] Kirensky district is located in the northeastern area of Irkutsk Oblast.

Its main tributaries in the region are the Kirenga, Chechuy, Chaya, Pilyuda and Ichera.

[2] Within the framework of administrative divisions, Kirensky District is one of the thirty-three in the oblast.

[1] The town of Kirensk serves as its administrative center.