Qaleh Now Rural District is a rural district (dehestan) in Qaleh Now District, Rey County, Tehran Province, Iran. The rural district has 9 villages. On 16 September 2012, 9 villages separated from Qaleh Now Rural District to form this rural district. Qaleh Now and Chaleh Tarkhan Rural Districts formed Qaleh Now District on that day and got separated from Kahrizak District.