Barkol Kazakh Autonomous County is a part of Hami Prefecture in Xinjiang and has an area of 38,445.3 km2 (14,843.8 sq mi). It forms part of the China–Mongolia border on the county's north, while bordering Yizhou District to the south, Yiwu County to the east and Changji's Mori Kazakh Autonomous County to the west.