Nir County (Persian: شهرستان نیر) is in Ardabil province, Iran.

[4] At the time of the 2006 National Census, the county's population was 23,573 in 5,411 households.

[6] The 2016 census measured the population of the county as 20,864 in 6,364 households.

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

Media related to Nir County at Wikimedia Commons