At the time of the 2006 National Census, the village's population was 2,519 in 532 households, when it was in Shabab Rural District of the Central District.[6] The following census in 2011 counted 2,709 people in 709 households.[7] The 2016 census measured the population of the village as 2,724 people in 786 households, by which time the rural district had been separated from the district in the formation of Shabab District. Zanjireh-ye Olya was transferred to Zanjireh Rural District created in the new district.[4] It was the most populous village in its rural district.[2]
^Zanjireh-ye Olya can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3088983" in the "Unique Feature Id" form, and clicking on "Search Database".
^ abcRahimi, 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.