Sosnovsky District, Chelyabinsk Oblast

Sosnovsky District (Сосно́вский райо́н) is an administrative and municipal district (raion), one of the twenty-seven in Chelyabinsk Oblast, Russia. It is located in the northern central part of the oblast. The area of the district is 2112 km2. Its administrative center is the rural locality (a selo) of Dolgoderevenskoye. Population: 58,570 (2002 Census);  The population of Dolgoderevenskoye accounts for 12.6% of the district's total population.