Sareyn DistrictSareyn District is a former administrative division of Ardabil County, Ardabil province, Iran. Its capital was the city of Sareyn.HistoryThe district was separated from the county in the establishment of Sareyn County in 2009.DemographicsPopulationAt the time of the 2006 National Census, the district's population was 17,197 in 3,937 households.Administrative divisions