Ust-Abakansky District (Russian: Усть-Абака́нский райо́н; Khakas: Ағбан пилтiрi аймағы, romanized: Ağban piltĕrĕ aymağı) is an administrative[1] and municipal[4] district (raion), one of the eight in the Republic of Khakassia, Russia.

It is located in the center of the republic.

The area of the district is 8,880 square kilometers (3,430 sq mi).

[citation needed] Its administrative center is the urban locality (an urban-type settlement) of Ust-Abakan.

[2] The town of Sorsk used to be administratively under the jurisdiction of the district, but was elevated in status to the town of the republican significance in 2003.