North Kazakhstan Region is a region of Kazakhstan, with a population of 665,800. Its capital is Petropavl, with a population of 193,300 people. The region borders Russia to the north, and also borders three other Kazakhstan regions: Akmola Region to the south, Pavlodar Region to the east and Kostanay Region to the west. The area of the region is , making it the fourth smallest of all the regions of Kazakhstan. The Ishim (Esil) River, a tributary of the Irtysh River, flows from Karagandy Region to Russia through North Kazakhstan Region.