Yemanzhelinsk (Russian: Еманжели́нск) is a town and administrative centre in the Yemanzhelinsky District in Chelyabinsk Oblast, Russia. It is located near the Kazakhstan border, and is on the eastern slopes of the Southern Ural Mountains. Yemanzhelinsk was founded in 1770 by the Cossacks. The population was 30,216 at the 2010 census.