Bagansky District (Russian: Бага́нский райо́н) is an administrative[1] and municipal[4] district (raion), one of the thirty in Novosibirsk Oblast, Russia.

It is located in the southwest of the oblast.

The area of the district is 3,367.73 square kilometers (1,300.29 sq mi).

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

[3] River Baganyonok and lakes Gorkoye and Mochan are located in the district.