Barnagar is a Sub-District (Tehsil/Block/Mandal) in the Chirang District of Assam. As par Census 2011 information the sub-district code of Barnagar is 02018. There are about 6 sub-districts in Chirang and Barnagar is one of them. Bengtol, Bijni, Bongaigaon, Kokrajhar, Sidli etc. are other sub-districts in Chirang.There are about 8 villages in Barnagar sub-district, which you can browse from villages list.