Yershichsky District (Russian: Ершичский райо́н) is an administrative and municipal district (raion), one of the twenty-five in Smolensk Oblast, Russia. It is located in the south of the oblast and borders with Roslavlsky District in the north, Dubrovsky District of Bryansk Oblast in the east, Kletnyansky District, also of Bryansk Oblast, in the south, Khotsimsk District of Mogilev Region of Belarus in the southwest, Klimavichy District of Mogilev Region in the west, and with Shumyachsky District in the northwest. The area of the district is 1,039.00 square kilometers (401.16 sq mi). Its administrative center is the rural locality (a selo) of Yershichi. Population: 7,102 (2010 Census); 8,859 (2002 Census); 11,544 (1989 Census). The population of Yershichi accounts for 44.6% of the district