Chiayi County is located west of Yushan, east of the Taiwan Strait, north of Tainan County, and south of Yunlin County. The administration of Chiayi is divided into two cities, two urban townships, and fourteen rural townships. They are Pozi City, Taibao City, Dalin Township, Budai Township, Zhongpu Township, Zhuqi Township, Meishan Township, Yizhu Township, Minxiong Township, Dongshi Township, Lucao Township, Liujiao Township, Fanlu Township, Shuishang Township, Alishan Township, Dapu Township, Xingang Township, and Xikou Township.
Dapu Township has five villages: Dapu, Qiedong, Heping, Yole, and Xixing. The population is about 4,631 (statistics updated on March 31st 2011).
