At the time of the 2006 National Census, the village's population was 429 in 116 households, when it was in the Central District.[7] The following census in 2011 counted 421 people in 122 households.[8] The 2016 census measured the population of the village as 359 people in 126 households.[2]
In 2017, the rural district was separated from the district in the formation of Gilvan District.[4]
^Mamalan can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3073840" in the "Unique Feature Id" form, and clicking on "Search Database".
^ abJahangiri, Ishaq (11 March 2017) [Approved 5 March 2017]. Approval of the revision of national divisions in Zanjan province. cabinetoffice.ir (Report) (in Persian). Ministry of the Interior, Board of Ministers. Resolution 55359/164905. Archived from the original on 18 June 2020. Retrieved 5 April 2023 – via Information Database of the Government Board Office.
^Vahidi, Ahmed (27 May 2024). "Gilvan village in Tarom became a city". tasnimnews.com (in Persian). Ministry of the Interior. Archived from the original on 10 September 2024. Retrieved 10 September 2024 – via Tasnim News Agency.