Caiyuan is a town located in the Qian'an County of Tangshan, Hebei Province, China. It serves as a residential area within this administrative region.
According to data from the 2010 census, Caiyuan had a total population of 25,885 residents. This population consisted of 13,160 males and 12,725 females, with age distributions showing that approximately 18,736 people were between the ages of 15 and 64.