Runiz DistrictRuniz District is in Estahban County, Fars province, Iran. Its capital is the city of Runiz.DemographicsPopulationAt the time of the 2006 National Census, the district's population was 22,809 in 5,465 households. The following census in 2011 counted 22,031 people in 6,235 households. The 2016 census measured the population of the district as 22,648 inhabitants in 6,944 households.