Haibei Tibetan Autonomous Prefecture

Haibei Tibetan Autonomous Prefecture (,, Tib.pin.: cojang poirig ranggyong kü) is an autonomous prefecture of northeastern Qinghai Province, China. The prefecture has an area of 39354 km2 and its seat is Haiyan County. Its name literally means "north of Qinghai Lake." This Tibetan culture area was incorporated into Qinghai province in the early 1950s, as it lies distant from the Tibet Autonomous Region.

Demographics
According to the 2000 census, Haibei had 258,922 inhabitants with a population density of 6.58 inhabitants/km2.

The following is a list of ethnic groups in the prefecture, as of the 2000 census.

Subdivisions
The prefecture is subdivided into 4 county-level divisions: 3 counties, and 1 autonomous county: