Poshtkuh Rural District (Falard County)

Poshtkuh Rural District is in Emamzadeh Hasan District of Falard County, Chaharmahal and Bakhtiari province, Iran. Its capital is the village of Darreh Namdari. The previous capital of the rural district was the village of Qaleh Sukhteh.

At the census of 2006, its population (as a part of the former Falard District of Lordegan County) was 8,569 in 1,783 households. There were 9,575 inhabitants in 2,262 households at the following census of 2011. In the most recent census of 2016, the population of the rural district was 9,081 in 2,468 households. The most populous of its 34 villages was Shah Najaf, with 1,131 people.

In 2022, the district was separated from the county in the establishment of Falard County, which was divided into two districts of two rural districts each, with the city of Mal-e Khalifeh as its capital and only city.