Jiutai is one of seven districts of the prefecture-level city of Changchun, the capital of Jilin Province, Northeast China. The district is surrounded by agricultural areas and is located around 50 kilometres northeast of downtown Changchun. Coal mining also is present in Jiutai. It borders Dehui to the north, Erdao District to the southwest, Kuancheng District to the west, as well as the prefecture-level city of Jilin to the south and east.