At the time of the 2006 National Census, the city's population was 173,832 in 42,508 households, when it was capital of the former Qarchak District of Varamin County. The following census in 2011 counted 191,588 people in 52,769 households. The 2016 census measured the population of the city as 231,075 people in 69,029 households, by which time the district had been separated from the county in the establishment of Qarchak County. Qarchak was transferred to the new Central District as the county's capital.
^Qarchak can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3782659" in the "Unique Feature Id" form, and clicking on "Search Database".
^Aref, Mohammad Reza (c. 2023) [Approval 7 July 1381]. Approval of divisional reforms in Tehran province. lamtakam.com (Report) (in Persian). Ministry of the Interior, Political-Defense Commission of the Government Board. Notification 33222/T26890K. Archived from the original on 24 December 2023. Retrieved 24 December 2023 – via Lam ta Kam.
