Shahmirzad District
Shahmirzad District () is in Mehdishahr County, Semnan province, Iran. Its capital is the city of Shamirzad. At the 2006 National Census, its population (as a part of the former Mehdishahr District of Semnan County) was 15,512 in 4,100 households. The following census in 2011 counted 16,782 people in 4,908 households, by which time the district had been separated from the county to establish Mehdishahr County. At the latest census in 2016, the district had 16,694 inhabitants in 5,695 households. References 

Mehdishahr County

Districts of Semnan Province

Populated places in Mehdishahr County