Zilairsky District (Russian: Зилаи́рский райо́н; Bashkir: Йылайыр районы, Yılayır rayonı) 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 5,773.99 square kilometers (2,229.35 sq mi).

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

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

[1] The district is divided into thirteen selsoviets, comprising fifty-seven rural localities.