Sarab-e Sofla Rural District

Sarab-e Sofla Rural District is in Babaheydar District of Farsan County, Chaharmahal and Bakhtiari province, Iran. Its capital is the village of Isaabad. The previous capital of the rural district was Filabad.

History
Babaheydar District was established after the 2006 National Census and divided into two rural districts. After the 2011 census, the city of Babaheydar was transferred from the Central District to the new district as its capital.

Population
At the time of the 2011 census, the rural district's population was 7,147 inhabitants in 1,974 households. The 2016 census measured the population of the rural district as 6,413 in 1,863 households. The most populous of its three villages was Filabad (now a city), with 4,656 people.