Bei'anzhuang Township () is a rural township located in Wu'an City, Handan, Hebei, China. According to the 2010 census, Bei'anzhuang Township had a population of 16,684, including 8,581 males and 8,103 females. The population was distributed as follows: 3,229 people aged under 14, 12,211 people aged between 15 and 64, and 1,244 people aged over 65.