Kadkan Rural District (Persian: دهستان كدكن) is in Kadkan District of Torbat-e Heydarieh County, Razavi Khorasan province, Iran.

[4] At the time of the 2006 National Census, the rural district's population was 5,107 in 1,204 households.

[6] The 2016 census measured the population of the rural district as 5,941 in 1,783 households.

The most populous of its 34 villages was Dafi, with 2,251 people.

This Torbat-e Heydarieh County location article is a stub.