At the time of the 2006 National Census, the village's population was 854 in 171 households, when it was in Mishkhas Rural District of the Central District.[6] The following census in 2011 counted 887 people in 225 households.[7] The 2016 census measured the population of the village as 789 people in 217 households,[2] by which time the rural district had been separated from the district in the formation of Sivan District.[8]
In 2023, Mahmudabad was transferred to Mahmudabad Rural District created in the district.[4]
^Mahmudabad can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "10105122" in the "Unique Feature Id" form, and clicking on "Search Database".
^ abMokhbar, Mohammad (5 April 2023) [Approved 24 December 1401]. Letter of approval regarding the national divisions of Ilam province(PDF). rrk.ir (Report) (in Persian). Ministry of the Interior, Board of Ministers. Proposal 208825; Notification 242454/T58629H. Archived from the original(PDF) on 21 April 2023. Retrieved 12 November 2023.
^Rahimi, Mohammad Reza (c. 2013) [Approved 14 December 2013]. Approval letter regarding the national divisions of Ilam province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Political and Defense Commission. Proposals 89421/42/1/1 and 135295/42/4/1; Letter 158802/T38854H. Archived from the original on 23 August 2013. Retrieved 7 June 2023 – via Islamic Parliament Research Center of the Islamic Republic of Iran.