The Central District of Khoshab County (Persian: بخش مرکزی شهرستان خوشاب) is a district (bakhsh) in Khoshab County, Razavi Khorasan Province, Iran. At the 2006 census, its population was 26,993, in 7,284 families. The District has one city: Soltanabad. The District has three rural districts (dehestan): Robat-e Jaz Rural District, Soltanabad Rural District, and Tabas Rural District.