Da'erhao Hui Ethnic Township () is a rural township located in Guyuan County, Zhangjiakou, Hebei, China. According to the 2010 census, Da'erhao Hui Ethnic Township had a population of 2,624, including 1,344 males and 1,280 females. The population was distributed as follows: 433 people aged under 14, 1,949 people aged between 15 and 64, and 242 people aged over 65.