The Central District of Nik Shahr County (Persian: بخش مرکزی شهرستان نیکشهر) is a district (bakhsh) in Nik Shahr County, Sistan and Baluchestan province, Iran. At the 2006 census, its population was 50,842, in 10,144 families. At the 2016 census, its population had risen to 66,716. The district has one city: Nik Shahr. The district has four rural districts (dehestan): , , , and .