Kashgar Prefecture, also known as Kashi Prefecture, is a prefecture located in southwestern Xinjiang, China, located in the Tarim Basin region (roughly the southern half of Xinjiang). It has an area of 112,057 km (43,265 sq mi) and 4,496,377 inhabitants at the 2020 census with a population density of 35.5 inhabitants/km. The capital of the prefecture is the city of Kashgar which has a population 506,640.
Kashgar Prefecture borders the Gorno-Badakhshan Autonomous Region of Tajikistan, Badakhshan Province of Afghanistan, Gilgit-Baltistan of Pakistan, and Ladakh of India in the far south.