Nanchong is a prefecture-level city in the northeast of Sichuan province, China, with an area of 12,479.96 km². At the 2010 census it was home to 6,278,614 people, of whom 1,858,875 lived in the built-up area made of three urban districts. It is the second most populated city of Sichuan Province, after Chengdu. The administrative center is Shunqing District.