Oktyabrsky District (Russian: Октя́брьский райо́н) is an administrative[1] and municipal[4] district (raion), one of the five in the Jewish Autonomous Oblast, Russia.

It is located in the west and southwest of the autonomous oblast.

The area of the district is 6,400 square kilometers (2,500 sq mi).

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

[8] The population of Amurzet accounts for 44.5% of the district's total population.