Krutinsky District is an administrative and municipal district (raion), one of the thirty-two in Omsk Oblast, Russia. It is located in the west of the oblast. The area of the district is 5,700 square kilometers (2,200 sq mi). Its administrative center is the urban locality of Krutinka. Population: 17,408 ; 21,287 (2002 census); 23,411 (1989 Soviet census). The population of Krutinka accounts for 42.1% of the district's total population.