At the time of the 2006 National Census, the village's population was 726 in 192 households, when it was in Yazd province.[4] The following census in 2011 counted 754 people in 226 households.[5] The 2016 census measured the population of the village as 763 people in 248 households, by which time the county had been separated from the province to join South Khorasan province.[6] It was the most populous village in its rural district.[2]
^Esfahak can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3062134" in the "Unique Feature Id" form, and clicking on "Search Database".