Borovsk is a town located in Russia and serves as the administrative center of the Borovsky District within the Kaluga Oblast. It is situated on the Protva River, positioned just south of the oblast's border with Moscow Oblast.
According to census data, the population of the town has fluctuated over recent decades. The 2021 census recorded a population of 12,598, following figures of 12,283 in 2010 and 11,917 in 2002.