Yidu is a county-level city in western Hubei Province, China. It is under the administration of the prefecture-level city of Yichang. It has a population of 395,000 residents, and covers an area of 1,357 square kilometres (524 sq mi), divided into 1 subdistrict, 8 towns, and 1 township. Its GDP in 2015 was 50 billion yuan.