Shchyokinsky District (Russian: Щёкинский райо́н, Çjokinskij rajón) is an administrative district (raion), one of the twenty-three in Tula Oblast, Russia. Within the framework of municipal divisions, it is incorporated as Shchyokinsky Municipal District. It is located in the center of the oblast. The area of the district is 1,393.4 square kilometers (538.0 sq mi). Its administrative center is the town of Shchyokino. Population: 106,595 (2010 Census); 43,064 (2002 Census); 48,434 (1989 Soviet census). The population of the administrative center accounts for 54.5% of the district's total population.