At the time of the 2006 National Census, the village's population was 1,794 in 344 households, when it was in Jafarbay-ye Jonubi Rural District of the Central District of Torkaman County. The following census in 2011 counted 2,051 people in 492 households, by which time villages had been separated from the rural district in the establishment of Si Joval District. Niazabad was transferred to Qarah Su-ye Gharbi Rural District created in the new district. The 2016 census measured the population of the village as 2,226 people in 578 households.
^Niazabad can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3768781" in the "Unique Feature Id" form, and clicking on "Search Database".
^ Davodi, Parviz (c. 2024) [Approved 23 January 1388]. Approval letter regarding national divisions in Torkaman County. lamtakam.com (Report) (in Persian). Ministry of the Interior, Council of Ministers. Proposal 100837/42/1; Notification 19104/T41227H. Archived from the original on 13 February 2024. Retrieved 13 February 2024 – via Lam ta Kam.
