Deqin County is county of Diqing Tibetan Autonomous Prefecture, located in northwest Yunnan province, China.

Diqing Tibetan Autonomous Prefecture is an autonomous prefecture in northwestern Yunnan province, China. Covering an area of 23,870 km2 (9,220 sq mi), it is bordered by the Tibet Autonomous Region to the northwest, Sichuan province to the northeast, and other parts of Yunnan province to the southwest and southeast; Nujiang Lisu Autonomous Prefecture and Lijiang, respectively. Its capital and largest city is Shangri-La.