At the time of the 2006 National Census, the village's population was 1,898 in 379 households, when it was in Holeylan Rural District[c] of the former Holeylan District of Chardavol County.[9][d] The following census in 2011 counted 1,776 people in 448 households.[11] The 2016 census measured the population of the village as 1,600 people in 458 households. It was the most populous village in its rural district.[2]
In 2018, the district was separated from the county in the establishment of Holeylan County. The rural district was transferred to the new Central District and renamed Guran Rural District.[5]
^Kahreh can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3068552" in the "Unique Feature Id" form, and clicking on "Search Database".
^Habibi, Hassan (c. 2024) [Approved 7 May 1374]. Creating, modifying and changing divisions in Ilam province. lamtakam.com (Report) (in Persian). Ministry of the Interior, Political-Defense Commission of the Government Council. Proposal 1.4.42.3611; Letter 93808-907; Notification 8718/15275K. Archived from the original on 9 February 2024. Retrieved 9 February 2024 – via Lam ta Kam.
^ abcJanhangiri, Ishaq (26 January 2018) [Approved 10 August 2018]. Approval letter regarding the national divisions of Ilam province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Council of Ministers. Proposal 77496; Notification 131622/T56784H. Archived from the original on 16 January 2020. Retrieved 3 June 2023 – via Islamic Parliament Research Center of the Islamic Republic of Iran.
^Aref, Mohammad Reza (c. 2024) [Approved 13 November 1381]. Approval of divisional changes in Ilam province. lamtakam.com (Report) (in Persian). Ministry of the Interior, Political-Defense Commission of the Cabinet. Proposal 1.4.42.83012; Letter 58538/T26118H; Notification 51847/T27712H. Archived from the original on 23 November 2024. Retrieved 23 November 2024 – via Lam ta Kam.
^Rahimi, Mohammad Reza (c. 2016) [Approved 29 March 1392]. Approval letter regarding national divisions in Ilam province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Board of Ministers. Proposal 81072/42/1/4/1; Notification 83592/T48494H. Archived from the original on 19 September 2016. Retrieved 3 June 2023 – via Islamic Parliament Research Center.