Kohanabad Rural District (Persian: دهستان كهن آباد) is in Kohanabad District of Aradan County, Semnan province, Iran.

[4] At the time of the 2006 National Census, the rural district's population (as a part of the former Aradan District of Garmsar County) was 4,745 in 1,392 households.

[6] The 2016 census measured the population of the rural district as 498 in 195 households, by which time the district had been separated from the county in the establishment of Aradan County.

[3] The most populous of its six villages was Kand-e Qoli Khan, with 432 people.

This Aradan County location article is a stub.