The Central District of Nazarabad County (Persian: بخش مرکزی شهرستان نظرآباد) is a district (bakhsh) in Nazarabad County, Alborz Province, Iran. At the 2006 census, its population was 112,356, in 28,238 families. The District has one city: Nazarabad. The District has two rural districts (dehestan): Ahmadabad Rural District and Najmabad Rural District.