Razan County (Persian: شهرستان رزن) is in Hamadan province, Iran. Its capital is the city of Razan.
Contents
History
In 2019, Qorveh-ye Darjazin District was separated from the county in the formation of Dargazin County. In 2023, Boghrati Rural District was separated from Sardrud District in the formation of Boghrati District, including the new Qeynarjeh Rural District.
Demographics
Population
At the time of the 2006 National Census, the county's population was 111,120 in 26,277 households. The following census in 2011 counted 116,437 people in 31,598 households. The 2016 census measured the population of the county as 107,587 in 32,207 households.
Administrative divisions
Razan County's population history and administrative structure over three consecutive censuses are shown in the following table.



