Kaltasinsky District (Russian: Калтаси́нский райо́н; Bashkir: Ҡалтасы районы, Qaltası rayonı; Meadow Mari: Калтаса кундем, Kaltasa kundem) is an administrative[1] and municipal[7] district (raion), one of the fifty-four in the Republic of Bashkortostan, Russia.

The area of the district is 1,548.35 square kilometers (597.82 sq mi).

[2] Its administrative center is the rural locality (a selo) of Kaltasy.

[2] Within the framework of administrative divisions, Kaltasinsky District is one of the fifty-four in the Republic of Bashkortostan.

[1] The district is divided into eleven selsoviets, comprising seventy-nine rural localities.