Comilla Sadar Upazila (Comilla district) with an area of 280 sq km, is surrounded by Burichang upazila and Tripura state of India on the north, Laksam and Chauddagram upazilas on the south, Tripura State of India on the east, Barura upazila on the west. 

Main rivers are Gumti and Little feni. Rajendrapur forestry, Shalvan Vihara and Lalmai Hill are most notable. 

Comilla (Town) consists of 18 mouzas and 3 wards. It has an area of 11.47 sq km and a population of 135313; male 53.47%, female 46.53%. Density of population is per sq km 11797. Literacy rate among the town people is 60.3%. The town has one dakbungalow. 

Administration Comilla thana was turned into an upazila in 1983. The upazila consists of one municipality, 18 wards, 19 union parishads, 452 mouzas and 458 villages. 

Archaeological heritage and relics DHARMASAGAR, Mainamati Museum, Shahsuja Mosque, Birchandra Library, Town Hall and Rajrajeshwari Kalibari.

Marks of War of Liberation Martyr memorial monument in front of Comilla Victoria College. 

Population 516319; male 52.97%, female 47.03%; Muslim 93.42%, Hindu 6.30%, Buddhist 0.08%, Christian 0.07% and others 0.13%. 

Religious institutions Mosque 300, temple 56, Church 3, Pagoda 2, Ashram 4, most noted Board of Intermediate and Secondary Education Mosque and Asram (monstry) of Ramthakur. 

Literacy and educational institutions Average literacy 55%; male 61.4% and female 47.6%. 

Educational institution: college 17, high school 80, maktab 615, government primary school 147, non-government primary school 27, technical institution 1. 

Noted educational institutions: Comilla Victoria Government College (1899), Comilla Ishwar Pathshala (1914), Nibedita Primary School (1919), Rammala Student Hostel (1916).

Cultural organisations Library 5, museum 1, cinema hall 7 and playground 51. 

Main occupations Agriculture 30.67%, agricultural labourer 8.06%, wage labourer 1.94%, industry 1.02%, commerce 18.03%, service 18.72%, transport 8.96%, construction 2.63% and others 9.97%. 

Land use Total land 27970.05 hectares; cultivable land 21473.49 hectares; fallow land 72.85 hectares; single crop 2.34%, double crop 66.23% and treble crop land 31.43%. 

Value of land The market value of the land of the first grade is Tk. 60000 per 0.01 hectare.

Main crops Paddy, wheat, potato, onion, garlic, sesame, brinjal and vegetables. Extinct or nearly extinct crops Jute, kaun, linseed, arahar and Suryamukhi. 

Main fruits Mango, jackfruit, banana and coconut. Fisheries, dairies, poultries Poultry 122, fishery 8. 

Communication facilities Roads: pucca 109.33 km and mud road 350.93 km; waterways 12 nautical mile; railways 19.3 km; airport 1. 

Traditional transport palanquin, horse carriage and bullock cart. These means of transport are either extinct or nearly extinct. 

Manufactories Jute mill 1, cotton mill 1, shoe factory 1. 

Cottage industries Weaving 13, wooden handicrafts 75, jute goods 35 and naksi kantha 12. 

Hats, bazars and fairs Total number of hats and bazars 38, most noted are Chawk Bazar, Rajganj, New Market, Shoagazi Bazar, Bijoypur Bazar; fairs 4, most noted are Comilla Town Hall Mela, Rani Bazar Mela and Kalibari Mela. 

Main exports Flour, vegetables. NGO activities Operationally important NGOs are Brac, ASA, Grameen Bank, Vision 2000, Attanibedita Mahila Sangstha. 

Health centres Government hospital 3, private hospital 21, upazila health complex 1, health and family welfare centre 3.