At the time of the 2006 National Census, the village's population was 572 in 165 households, when it was in the former Khoshab District of Sabzevar County.[5] The following census in 2011 counted 836 people in 194 households,[6] 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 Central District.[7] The 2016 census measured the population of the village as 523 people in 155 households.[2]
After the census, the rural district was separated from the district in the formation of Now Deh-e Anqolab District.[8]
^Shamabad can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3084742" 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.
^Jahangiri, Ishaq (22 July 2019) [Approved 29 March 1398]. Approval regarding national divisions in Khoshab County, Razavi Khorasan province. sdil.ac.ir (Report) (in Persian). Ministry of the Interior, Cabinet of Ministers. Proposal 186144; Notification 37249/T56153AH. Archived from the original on 27 July 2019. Retrieved 29 January 2025 – via Shahr Danesh Legal Research Institute.