Yichang (Chinese: 宜昌; old postal name 'Ichang') is a prefecture-level city located in western Hubei province, China. It is the second largest city in the province after the capital, Wuhan. The Three Gorges Dam is located within its administrative area, in Yiling District.[2] At the 2010 census, its population was 4,059,686 inhabitants whom 1,350,150 lived in the built-up (or metro) area made of Yiling, Xiling, Wujiagang and Dianjun urban districts as Xiaoting District are not yet urbanized.