Korablinsky District is an administrative and municipal district (raion), one of the twenty-five in Ryazan Oblast, Russia. It is located in the southwestern central part of the oblast. The area of the district is 1,171 square kilometers (452 sq mi). Its administrative center is the town of Korablino. Population: 22,941 ; 26,026 (2002 census); 28,144 (1989 Soviet census). The population of Korablino accounts for 55.2% of the district's total population.