At the time of the 2006 National Census, the village's population was 442 in 119 households, when it was in Darrehyam Rural District of the former Khoshab District of Sabzevar County. The following census in 2011 counted 383 people in 114 households, by which time the district had been separated from the county in the establishment of Khoshab County. The rural district was transferred to the new Meshkan District as Meshkan Rural District, and Yam was transferred to Yam Rural District created in the district. The 2016 census measured the population of the village as 286 people in 94 households.
^Yam can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3843604" in the "Unique Feature Id" form, and clicking on "Search Database".
^ Rahimi, Mohammadreza (28 February 2013) [Approved 28 June 1389]. Approval letter regarding definitions and national divisions in Sabzevar County. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Board of Ministers. Proposal 29266/42/1/4/1; Notification 149133/T44704H. Archived from the original on 20 December 2016. Retrieved 14 November 2023 – via Islamic Parliament Research Center.
