Gosairhat Upazila ( Shariatpur district) with an area of 167.86 sq km, is surrounded by Damudya and Bhedarganj upazilas on the north, Muladi and Hizla upazilas on the south, Haimchar upazila on the east, Kalkini upazila on the west.
Main river is Meghna and Jayanti.
Gosairhat (Town) consists of 2 mouzas with an area of 4.33 sq km. The town has a population of 8313; male 51.06%, female 48.94%. The density of population is 1920 per sq km. The literacy rate among the town people is 45%. It has one dakbungalow.
Administration Gosairhat thana was established in 1921 and was turned into an upazila in 1983. It consists of 7 union parishads, 84 mouzas and 199 villages.
Population 115882; male 50.48% and female 49.52%; Muslim 95.01%, Hindu 4.91% and others .08%.
Religious institution Mosque 220, temple 7.
Literacy and educational institutions Average literacy 20.23%; male 26.01% and female 14.3%.
Educational institutions: college 1, high school 9, madrasa 8, government primary school 45 and non-government primary school 28. Noted institution: Idilpur Pilot High School (1894).
Cultural organisations Cinema hall 1, public library 1 and rural club 18.
Main occupations Agriculture 51.10%, fishing 1.04%, agricultural labourer 26.98%, wage labourer 2.69%, commerce 6.34%, service 3.09%, others 8.76%.
Land use Cultivable land 10526.51 hectares, fallow land 948.6 hectares; single crop 29%, double crop 51% and treble crop land 20%; land under irrigation 65%.
Land control Landless peasants 14%, rich 7%, intermediate 36%, small 43%; cultivable land per head 0.04 hectare.
Value of Land Market value of first grade land is Tk. 4000 per 0.01 hectare.
Main crops Paddy, jute, chilli and betel leaf. Extinct crops Kaun, china, sweet potato, motor, hemp silk, mugh.
Main fruits Mango, jackfruit. Fisheries, dairies and poultries Fishery 10, poultry 18, dairy 5.
Communication facilities Roads: pucca 20 km, semi pucca 35 km and mud road 212 km. Traditional transport Boat.
Manufactories Rice mill 24, ice factory 2.
Cottage industries Bamboo work 150, goldsmith 30, blacksmith 15, potteries 30, wood work 10, handloom 18, welding 5, tailoring 80.
Hats, bazars and fairs Hats and bazars are 11, most noted of which are Dasher Jangol, Katcharihat, Kodalpur, Nagerpara and Jumirgaon.
Main exports Chilli, betel leaf and jute.
NGO activitie Brac, Madaripur Legal Aid Association, NNKS, RIDO and Gosairhat Health Youth Welfare Sangsad.
Health centres Upazila health centre 1, family planning clinic 5.