Cangzhou (Chinese: 沧州) is a prefecture-level city in eastern Hebei province, People's Republic of China. At the 2020 census, Cangzhou's built-up (or metro) area made of Yunhe, Xinhua districts and Cang County largely being conurbated had a population of 1,421,843 inhabitants, while the prefecture-level administrative unit in total has a population of 7,300,783. It lies approximately 90 kilometres (56 mi) from the major port city of Tianjin, and 180 km (110 mi) from Beijing.