Duzhuang is a town located in the Haigang District of Qinhuangdao, situated within Hebei Province, China.
According to data from the 2010 census, the town had a total population of 28,831 residents. This demographic included 15,032 males and 13,799 females, with age distributions showing that 4,865 people were under the age of 14, 22,140 were between the ages of 15 and 64, and 1,826 were over the age of 65.