At the time of the 2006 National Census, the village's population was 314 in 93 households.[4] The following census in 2011 counted 249 people in 85 households.[5] The 2016 census measured the population of the village as 226 people in 87 households. It was the most populous village in its rural district.[2]
^Ajarostaq can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3836886" in the "Unique Feature Id" form, and clicking on "Search Database".