Kyzylorda Region (, قىزىلوردا وبلىسى; ) is a region of Kazakhstan. Its capital is the city of Kyzylorda, with a population of 157,400. The region itself has a population of 590,000. Other notable settlements include Aral, Kazaly (Kazalinsk) and the Russian-administered Baikonur, which services the Baikonur Cosmodrome. The region borders neighboring country Uzbekistan, as well as three other regions: Aktobe Region (to the west), Karaganda Region (to the north), and Turkistan Region (to the east). The Syr Darya River, flowing from the Tian Shan mountains to the Aral Sea, passes through Kyzylorda Region. The total area of the province is 226,000 square kilometers.