Lhasa is the administrative capital of the Tibet Autonomous Region in the People's Republic of China and the second most populous city on the Tibetan Plateau, after Xining. At an altitude of 3,490 metres (11,450 ft), Lhasa is one of the highest cities in the world. It contains many culturally significant Tibetan Buddhist sites such as the Potala Palace, Jokhang and Norbulingka palaces.

Lhasa is part of a prefecture, the Lhasa Prefecture, consisting of 7 small counties: Lhünzhub County, Damxung County, Nyêmo County, Qüxü County, Doilungdêqên County, Dagzê County and Maizhokunggar County.

Lhasa has four sister cities.