Khusf CountyKhusf County is in South Khorasan province, Iran. Its capital is the city of Khusf.HistoryIn 2012, Khusf District was separated from Birjand County in the establishment of Khusf County, which was divided into two districts and five rural districts, with Khusf as its capital. After establishment of the county, the village of Mohammadiyeh was elevated to city status as Mohammadshahr.DemographicsPopulationAt the time of the 2016 National Census, the county's population was 27,600 in 7,492 households.Administrative divisionsKhusf County's population and administrative structure are shown in the following table.