Baishan is a prefecture-level city in southeastern Jilin province, in the Dongbei (northeastern) region of China. Its name, "白山", literally means "White Mountain", and the city is named after Changbai Mountain.
The city borders Yanbian to the east, Tonghua to the southwest, Jilin City to the north, and North Korea to the south. This location places Baishan in the far southeastern corner of Jilin, along China's international boundary with the Korean peninsula.