Map of Central Asia in the 8th century C.E., showing the city of Uzkand (top right, at the Eastern extremity of Farghana)French map (1882) of the Fergana valley, showing the city (centre right) under the name of Oûsgent
The town is mentioned in Chinese annals of the second century BC. It was one of the capitals of the Karakhanids, who called it Mavarannahr and left three well-preserved mausolea. Özgön became the abode of Muhammad b. Nasr during the Kara-Khanid split into two branches.
Özgön is located at the far eastern end of the Ferghana Valley,[6] upstream of the point where the Kara-Darya enters the valley. It is 30 miles northeast of Osh, and 20 miles southeast of Jalal-Abad on the banks of the Kara-Darya, on its right side.[7]