Baniachang and Nabiganj upazilas on the north, Chunarughat and Madhabpur upazilas on the south, Bahubal upazila on the east, Lakhai upazila on the west.

Habiganj thana, now an upazila, was established in 1890. It consists of 2 municipalities, 18 wards, 93 mahallas, 10 unions, 202 mouzas, 259 villages.

Habiganj Sadar Upazila is located in Habiganj District. Upazilla(s)/Thana(s) in Habiganj are Ajmiriganj Upazila, Baniachang Upazila, Bahubal Upazila, Chunarughat Upazila, Habiganj Sadar Upazila, Lakhai Upazila, Madhabpur Upazila, Nabiganj Upazila.