At the time of the 2006 National Census, the rural district's population (as Aslan Duz Rural District[b] of the former Aslan Duz District of Parsabad County) was 15,324 in 2,807 households.[5] There were 16,116 inhabitants in 3,848 households at the following census of 2011.[6] The 2016 census measured the population of the rural district as 17,709 in 4,713 households. The most populous of its 54 villages was Aq Qabaq-e Sofla, with 872 people.[2]
In 2017, the district was separated from the county in the establishment of Aslan Duz County. The rural district was transferred to the new Central District and renamed Aslan Duz-e Gharbi Rural District.[3]
^ abcdJahangiri, Ishaq (24 March 2017) [Approved 7 December 1397]. Approval letter regarding national divisions in Parsabad County of Ardabil province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Council of Ministers. Notification 164180/T55515H. Archived from the original on 15 March 2019. Retrieved 26 March 2023 – via Islamic Parliament Research Center of the Islamic Republic of Iran.