Changde ( ) is a prefecture-level city in the northwest of Hunan province, People's Republic of China, with a population of 5,717,218 as of the 2010 census, of which 1,232,182 reside in the built-up area (metro) made of two urban districts of Dingcheng and Wuling. In addition to the urban districts, Changde also administers the county-level city of Jinshi and six counties. Changde is adjacent to Dongting Lake to the east, the city of Yiyang to the south, Wuling and Xuefeng Mountains to the west, and Hubei province to the north.