After the 2011 census, the cities of Karahrud and Senjan were merged with the city of Arak.[6]
Demographics
Population
At the time of the 2006 census, the Central District's population was 543,859 in 150,880 households.[7] The following census in 2011 counted 571,933 people in 174,305 households.[8] The 2016 census measured the population of the district as 565,357 inhabitants in 179,582 households.[2]
^ abcRahimi, Mohammad Reza (c. 2024) [Approved 11 November 1388]. Approval letter of reforms and divisional changes in Markazi province. solh.ir (Report) (in Persian). Ministry of the Interior, Board of Ministers. Proposal 163364/42/4/1. Archived from the original on 19 January 2024. Retrieved 19 January 2024 – via Iranian Knowledge Authority, Iranian Legal Authority (Civilika).
^ abRahimi, Mohammad Reza (17 December 2014) [Approved 17 January 1392]. Approval letter regarding national divisions in Markazi province. rc.majlis.ir (Report) (in Persian). Ministry of the Interior, Council of Ministers. Proposal 11016/42/4/1; Letter 158802/T38854H; Notification 4076/T48686K. Archived from the original on 8 December 2015. Retrieved 29 August 2023 – via Islamic Parliament Research Center.