Nalagarh is a Sub-District (Tehsil/Block/Mandal) in the Solan District of Himachal Pradesh. As par Census 2011 information the sub-district code of Nalagarh is 00161. There are about 9 sub-districts in Solan and Nalagarh is one of them. Arki, Baddi, Darlaghat, Kandaghat, Kasauli, Krishangarh, Ramshahr, Solan etc. are other sub-districts in Solan.There are about 290 villages in Nalagarh sub-district, which you can browse from villages list.