Explanation:

Sheikhpura is the least populated district in Bihar. The population of Sheikhpura district is about 6.35 lakhs. Sheikhpura district is a part of Munger Division. Sheikhpura was separated from Munger district and was made a separate district with headquarter at Sheikhpura on 31 July 1994. As of 2011 census, It is the least populous district of Bihar.