At the time of the 2006 National Census, the village's population was 8,579 in 2,106 households, when it was in Qaleh Now Rural District of Kahrizak District. The following census in 2011 counted 8,699 people in 2,416 households. The 2016 census measured the population of the village as 8,756 people in 2,510 households, by which time the rural district had been separated from the district in the formation of Qaleh Now District. Firuzabad was transferred to Chaleh Tarkhan Rural District created in the new district. It was the most populous village in its rural district.
^Firuzabad can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3063053" in the "Unique Feature Id" form, and clicking on "Search Database".
^Rahimi, Mohammad Reza (20 June 2014) [Approved 24 March 2013]. Approval letter regarding national divisions in Ray County. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Political and Defense Commission. Proposal 49309/42/1/4; Notification 124413/T46952K. Archived from the original on 10 June 2015. Retrieved 24 November 2023 – via Islamic Parliament Research Center.
