Konstantinovsky District (Russian: Константи́новский райо́н) is an administrative[1] and municipal[5] district (raion), one of the twenty in Amur Oblast, Russia.

The area of the district is 1,816 square kilometers (701 sq mi).

[3] Its administrative center is the rural locality (a selo) of Konstantinovka.

[2] Population: 12,986 (2010 Census);[4] 14,847 (2002 Census);[7] 16,710 (1989 Soviet census).

[8] The population of Konstantinovka accounts for 41.0% of the district's total population.