According to 2011 census, Dibang Valley in Arunachal Pradesh and Samba Valley in Jammu and Kashmir have _________.
Population density is defined as the number of people present per square kilometer. According to 2011 census, Dibang Valley of Arunachal Pradesh and Samba Valley of Jammu and Kashmir have least population density. According to 2011 census, Dibang valley has 1 person per square kilometer and Samba valley had 353 persons per square kilometer.