Krutinka is an urban locality situated in the Omsk Oblast region of Russia. It serves as the administrative center for the Krutinsky District and is located approximately 170 kilometers (110 miles) northwest of the city of Omsk.
According to census data, the population of Krutinka has shown a slight decline over recent decades. The population was recorded at 8,047 during the 1989 Soviet census, decreasing to 7,846 in 2002, and further down to 7,333 as of the 2010 census.