The Central District of Shahreza County () is in Isfahan province, Iran. Its capital is the city of Shahreza.
At the time of the 2006 National Census, the district's population was 139,702 in 38,929 households. The following census in 2011 counted 149,532 people in 44,610 households. The 2016 census measured the population of the district as 159,792 inhabitants in 50,982 households.