Mehdishahr County

Mehdishahr County is in Semnan province, Iran. Its capital is the city of Mehdishahr.

History
After the 2006 National Census, Mehdishahr District was separated from Semnan County in the establishment of Mehdishahr County, which was divided into two districts and three rural districts, with Mehdishahr as its capital.

Population
The census in 2011 counted 41,896 people in 11,997 households. At the 2016 census, the county's population was 47,475 in 15,226 households.

Administrative divisions
Mehdishahr County's population history and administrative structure over two consecutive censuses are shown in the following table.