Leninsky District (Russian: Ле́нинский райо́н) is an administrative district (raion), one of the thirty-three in Volgograd Oblast, Russia. As a municipal division, it is incorporated as Leninsky Municipal District. It is located in the east of the oblast. The area of the district is 2,600 square kilometers (1,000 sq mi). Its administrative center is the town of Leninsk. Population: 30,375 (2010 Census); 31,483 (2002 Census); 30,778 (1989 Census). The population of Leninsk accounts for 51.0% of the district's total population.