Dongtou District is a district consisting of 168 islands in the East China Sea, and is under the jurisdiction of prefecture-level city of Wenzhou, in southern Zhejiang province, China. It has a total area of 2,700.3 km2 (1,042.6 sq mi), of which 100.3 km2 (38.7 sq mi) is land, and, as of 2012, had a population of 130,600. It was known as Dongtou County (洞头县) until 2 September 2015, when, with the approval of the State Council, it was converted to a district.