After the 2006 National Census, Kolyai and Pirsalman Rural Districts were separated from the Central District in the formation of Pirsalman District.[3] After the 2011 census, the village of Ajin was elevated to the status of a city.[4]
Demographics
Population
At the time of the 2011 census, the district's population was 12,739 in 3,476 households.[5] The 2016 census measured the population of the district as 10,825 inhabitants in 3,380 households.[2]
^Rahimi, Mohammad Reza (c. 2024) [Approved 22 June 2013]. Approval letter regarding national divisions in Hamadan province. lamtakam.com (Report) (in Persian). Ministry of the Interior, Political and Defense Commission. Proposal 122703/42/4/1; Letter 158802/T38854H; Notification 125812/T45715K. Archived from the original on 13 February 2024. Retrieved 13 February 2024 – via Lam ta Kam.