Humayun Kabir(Achmita 7143) Katiadi Upazila is the largest upazila of kishoreganj district, with an area of 219.22 km2, and is bounded by kishoreganj sadar and karimganj upazilas on the north, belabo and monohardi upazilas on the south, Nikli and Bajitpur upazilas on the east, pakundia upazila on the west.
Katiadi has a population of 12208; male 52.75%, female 47.25%; population density is 4472 per km2.