Baltaysky District (Russian: Балтайский райо́н) is an administrative[1] and municipal[4] district (raion), one of the thirty-eight in Saratov Oblast, Russia.

It is located in the north of the oblast.

The area of the district is 1,254 square kilometers (484 sq mi).

[citation needed] Its administrative center is the rural locality (a selo) of Baltay.

[8] The population of Baltay accounts for 31.5% of the district's total population.