Muromtsevsky District (Russian: Му́ромцевский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-two in Omsk Oblast, Russia.

It is located in the east of the oblast.

The area of the district is 6,700 square kilometers (2,600 sq mi).

[citation needed] Its administrative center is the urban locality (a work settlement) of Muromtsevo.

[8] The population of Muromtsevo accounts for 45.3% of the district's total population.