At the 2006 census, the county's population was 149,857 in 31,475 households. The following census in 2011 counted 110,473 people in 28,483 households, by which time the former Maraveh Tappeh District had been separated from the county to form Maraveh Tappeh County.
The population of the county changed between 2006 and 2011. In 2006, there were 149,857 people and 31,475 households. By 2011, the population was 110,473 people and 28,483 households.