Sosnovo-Ozerskoye is a rural locality located in the Republic of Buryatia, Russia. It serves as the administrative center of the Yeravninsky District.
According to census data, the population of the locality has remained relatively stable over recent decades. The 2010 census recorded a population of 6,128 residents, following figures of 5,949 in 2002 and 6,020 during the 1989 Soviet census.