The Arsacid Dynasty ruled Parthia, which included the Iranian plateau and intermittently Mesopotamia, from 253 BC until their overthrow by the Sassanid Dynasty in AD 224. The members of this dynasty include:
... there are 3,059 people, 1,181 households, and 818 families residing in the town. The population density is 81.3/km² (210.6/mi²). There are 3,008 housing units ...