Kah Rural District

Kah Rural District is in the Central District of Davarzan County, Razavi Khorasan province, Iran. Its capital is the village of Sad Kharv.

At the National Census of 2006, its population (as a part of the former Davarzan District of Sabzevar County) was 8,531 in 2,550 households. There were 8,213 inhabitants in 2,691 households at the following census of 2011. At the most recent census of 2016, the population of the rural district was 3,771 in 1,365 households, by which time the district had been separated from the county in the establishment of Davarzan County. The most populous of its 42 villages was Sad Kharv, with 2,670 people.