Ardal County (Persian: شهرستان اردل) is in Chaharmahal and Bakhtiari province, Iran.

[3] After the 2006 National Census, Mashayekh and Naghan Rural Districts, and the city of Naghan, were separated from the county in the establishment of Kiar County.

[4] After the 2011 census, the villages of Dashtak, Kaj, and Sar Khun were elevated to city status.

[2] Ardal County's population history and administrative structure over three consecutive censuses are shown in the following table.

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