Koyra Upazila (Khulna district) with an area of 1775.41 sq km, is surrounded by Paikghacha upazila on the north, the Bay of Bengal and the Sundarbans on the south, Dacope upazila on the east, Assasuni and Shyamnagar upazila on the west.
Main rivers are Shibsa, Pasur, Kobadak, Dharla, Malancha, Ball, Arpangachhia.
Koyra (Town) consists of one mouza. It has an area of 10.06 sq km. The town has a population of 8636; male 47.95%, female 52.05%. The density of population is 861 per sq km. Literacy rate among the town people is 31.3 %. It has one dakbungalow.
Administration Koyra thana was established in 1980 and was turned into an upazila in 1983. The upazila consists of 7 union parishads, 72 mouzas and 131 villages.
Archaeological heritage and relics Masjidkur Mosque at Amadi Union (15th century).
Marks of War of Liberation Mass grave at Mariaghata Launch Ghat. Population 165473; male 49.68%, female 50.32%. Muslim 74.29%, Hindu 25.35%, others 0.36%; ethnic national: Ksatriya.
Religious institutions Mosque 132, temple 135. Literacy and educational institutions Average literacy 32.4%; male 43.6%, female 21.4%.
Educational institutions: college 3, secondary school 22, junior school 10, government primary school 54, non-government primary school 57, madrasa 22, community school 11, satellite school 9.
Most noted educational institutions are Kobadak High School, Kamaruddin High School.
Main occupations Agriculture 43.39%, forestry 3.21%, fishing 4.98%, agricultural labourer 20.42%, non agricultural labourer 4.59%, commerce 9.46%, service 2.9%, others 11.05%.
Value of land The market value of the first grade agricultural land is around Tk 4000 per 0.01 hectare.
Main crops Paddy, potato, vegetables. Extinct and nearly extinct crops Sesame, linseed, sugarcane, kaun.
Main fruits Mango, blackberry, banana, jackfruit, coconut, papaya, betel nut.
Communication facilities Roads: pucca 72.88 sq km, mud road 466 sq km.
Traditional transport Palanquin (extinct), bullock cart and horse carriage (nearly extinct), boat.
Manufactories Ice factory 2, saw mill 4, rice mill 452, flour mill 4, food industry 8, textile mill 3, forest industry12, engineering works 2, others 4.
Cottage industries Goldsmith 200, ironsmith 30, potteries 5.
Hats, bazars, and fairs Hats and bazars 20; noted fair is Dakshina Betkashi Banbibir Mela.
Main exports Wood, goal pata, honey, wood, handicrafts.
NGO activities Brac, ASA, P[roshika, Grameen Bank, , Prodipan, Ahsania Mission, World Vision, Grameen Swanirvar, Setu, JSS.
Health centres Upazila health complex 1, charitable hospital 1, family planning centre 2.