At the time of the 2006 National Census, the village's population was 775 in 171 households, when it was in the former Rigan District of Bam County.[4] The following census in 2011 counted 670 people in 151 households,[5] by which time the rural district had been separated from the county in the establishment of Fahraj County. The rural district was transferred to the new Negin Kavir District.[6] The 2016 census measured the population of the village as 450 people in 116 households. It was the most populous village in its rural district.[2]
^Aliabad-e Chahdegan can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3756732" in the "Unique Feature Id" form, and clicking on "Search Database".