The area of the district is 2,534 square kilometers (978 sq mi).

[8] The district is situated in the Chulym River valley and contains its tributaries.

[2] Within the framework of administrative divisions, Achinsky District is one of the forty-three in the krai.

[1] The city of Achinsk serves as its administrative center, despite being incorporated separately as a krai city[1]—an administrative unit with the status equal to that of the districts.

[10] The Trans-Siberian Railway runs through the district territory from west to east.