At the time of the 2006 National Census, the population was 7,249 in 1,371 households, when it was the village of Mohammadabad in Bampur-e Sharqi Rural District of the former Bampur District of Iranshahr County.[5] The following census in 2011 counted 8,193 people in 1,863 households,[6] by which time the village had been elevated to city status as Mohammadan.[3] The 2016 census measured the population of the city as 10,302 people in 2,550 households.[2]
In 2017, the district was separated from the county in the establishment of Bampur County. Mohammadan and the rural district were transferred to the new Central District.[7]
^Mohammadabad can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3075342" in the "Unique Feature Id" form, and clicking on "Search Database".