At the time of the 2006 National Census, the rural district's population (as a part of the former Mehdishahr District of Semnan County) was 1,825 in 561 households.[5] There were 5,717 inhabitants in 1,609 households at the following census of 2011,[6] by which time the district had been separated from the county in the establishment of Mehdishahr County. The rural district was transferred to the new Shahmirzad District.[3] The 2016 census measured the population of the rural district as 3,844 in 1,326 households. The most populous of its 68 villages was Fulad Mahalleh, with 2,518 people.[2]