Ostrovsky District is an administrative and municipal district (raion), one of the twenty-four in Pskov Oblast, Russia. It is located in the west of the oblast and borders with Pskovsky District in the north, Porkhovsky District in the northeast, Novorzhevsky District in the southeast, Pushkinogorsky and Krasnogorodsky Districts in the south, Pytalovsky District in the west, and with Palkinsky District in the northwest. The area of the district is 2,400 square kilometers (930 sq mi). Its administrative center is the town of Ostrov. Population: 31,096 (2010 Russian census); 36,685 ; 14,199 (1989 Soviet census). The population of Ostrov accounts for 69.7% of the district's total population.

Pskovsky District is an administrative and municipal district (raion), one of the twenty-four in Pskov Oblast, Russia. It is located in the northwest of the oblast and borders with Gdovsky District in the north, Strugo-Krasnensky District in the northeast, Porkhovsky District in the east, Ostrovsky District in the south, and with Palkinsky and Pechorsky Districts in the southwest. Lake Peipus forms the border with Estonia in the west. The area of the district is 3,600 square kilometers (1,400 sq mi). Its administrative center is the city of Pskov. Population: 34,323 (2010 Russian census); 37,216 ; 37,557 (1989 Soviet census).