Barisal Division is one of the eight administrative divisions of Bangladesh. Located in the south-central part of the country, it has an area of 13,644.85 km2 (5,268.31 sq mi), and a population of 9,100,102 at the 2011 Census. It is the least populous Division in Bangladesh. It is bounded by Dhaka Division on the north, the Bay of Bengal on the south, Chittagong Division on the east and Khulna Division on the west. The administrative capital, Barisal city, lies in the Padma River delta on an offshoot of the Arial Khan River. Barisal division is criss-crossed by numerous rivers that earned it the nickname Dhan-Nodi-Khal, Ei tin-e Borishal.

Dhaka Division is an administrative division within Bangladesh. Dhaka serves as the capital city of the Dhaka Division, the Dhaka District and Bangladesh. The division remains a population magnet, covers an area of 20,508.8 km2 with a population in excess of 44 million, It is the most populous country second level division of the world, growing at 1.94% rate since prior count, compared with national average of 1.22%. However, national figures may include data skewing expatriation of male labor force as gender ratio is skewed towards females.