At the time of the 2006 National Census, Band-e Zarak's population was 4,386 in 776 households, when it was a village in Band-e Zarak Rural District of the Central District. The following census in 2011 counted 4,683 people in 1,026 households, by which time the rural district had been separated from the district in the formation of Band-e Zarak District. The 2016 census measured the population as 4,796 people in 1,279 households. It was the most populous village in its rural district.
Band-e Zarak was elevated to the status of a city after the census.
12Rahimi, Mohammad Reza (c. 2023) [Approved 14 November 1388]. Divisional changes and reforms in Hormozgan province. qavanin.ir (Report) (in Persian). Ministry of the Interior, Political and Defense Commission. Proposal 107246/42/4/1; Resolution 158802/T38854H. Archived from the original on 9 September 2023. Retrieved 9 September 2023– via Laws and Regulations Portal of the Islamic Republic of Iran.