District is an important level in the administrative system of Bangladesh. A district is formed with a few upazilas. Administratively a district is under the control of a division.

At present, there are 3 districts under 3 divisions of Bangladesh. At the time of establishment of Bangladesh in 6, the number of districts was 5. President Ershad started the process of upgrading the subdivisions into the district.

At the founding of Pakistan in 5 AD, the number of districts of East Pakistan and present-day Bangladesh was 6. In 8, Tangail subdivision of Mymensingh district was upgraded to a district. Patuakhali subdivision was first developed into a district in independent Bangladesh.

There are many government officials in each district. However, the Deputy Commissioner or Deputy Commissioner is considered as the Chief Government Representative of the District. He is responsible to the chief state officer of the district and to the council of ministers. Administratively the Deputy Commissioner or Deputy Commissioner is responsible to the Divisional Commissioner.