Sirajganj Sadar Upazila (Sirajganj district) with an area of 325.77 sq km is surrounded by Kazipur upazila on the north, Kamarkhanda and Belkuchi upazilas on the south, Kalihati and Bhupur upazilas on the east, Kamarkhanda, Raigang and Dhunat upazilas on the west. 

Main Rivers are Jamuna, Ichamati and Hurasagar.

Sirajganj (Town) consists of 15 wards and 52 mahallas. The area of the town is 19.56 sq km. The town has a population of 127147; male 50.93% and female 49.07%. Literacy rate among the town people is 48%. As a jute-trading centre once Sirajganj was considered next to Kolkatta and Narayangang. 

Administration Sirajganj thana, now an upazila, was established in 1772. The upazila consists of one municipality, 15 wards, 10 union parishads, 261 mouzas and 282 villages. 

Archaeological heritage and relics Elliot Bridge or Lohar Poll (iron bridge) built in 1893. 

Historical events In 1942 Mohammad Ali Jinnah came to Sirajganj to attend the All India Muslim League Conference; Mahatma Gandhi and Subas Basu came to Sirajganj to attend the convention of the Brahmo Samaj in 1928. The Hindu-Muslim Pact of the Swaraj Party, headed by Deshbandhu Chittaranjan Das, was adopted in the Conference of the All India Congress Party held in 1924 at Sirajganj. National Poet Kazi Nazrul Islam came to Sirajganj in 1932 to preside over the conference of the Tarun Muslim. Ak Fazlul Huq laid the foundation stone of Sirajganj Degree college in 1940.

Marks of the War of Liberation Memorial statue "Durjay" at the compound of the Ganasastha Kendra. 

Population 389160; male 51.54%, female 48.46%; Muslim 95.16%, Hindu 4.8% and others 0.04%. 

Religious institutions Mosque 653, temple 20, tomb 4, most noted of which are Sirajganj Jami Mosque, Yogol Kishore Mandir and Kalibari Mandir. 

Literacy and educational institutions Average literacy 29.8%; male 35.6% and female 23.5%. 

Educational institutions: government college 1, non-government college 8, law college 1, homeopath college 1, medical assistant training school 1, youth training centre 1, vocational training institute 1, nursing institute 1, primary teacher's training center 1, B.Ed training centre 1, government high school 2, non-government high school 36, junior high school 6, madrasa 19, government primary school 153, non-government primary school 85. 

Noted educational institutions: Islamia College (1887), Gyandayini High School (1884), BL High School (1869), Sirajganj Government University College (1940). 

Locally published newspapers and periodicals Dailies: Kalam Saynik, Jamuna Prabaha, Jamuna Setu; Weeklies: Jamuna Barta, Sahasi Janata, Jaha Baliba Satya Balibo, Sundar Barta, Ananda Bhor; extinct: Monthly Jamuna, Weekly Samajug, Sirajganj Samachar. 

Cultural organisations Rural club 123, public library 2, library 65, cinema hall 6, theatre group 10 and women's organisation 33.

Main occupations Agriculture 25.17%, agricultural labourer 15.76%, wage labourer 4.37%, commerce 16.09%, service 12.55%, weaving 4.10%, transport 3.53%, industrial labourer 4.12%, others 14.31%. 

Land use Total cultivable land 23872.93 hectares, fallow land 772.16 hectares; single crop 21.44%, double crop 47.54% and treble crop 31.02%; cultivable land under irrigation 42.38%. 

Land control Among the peasants, 7.53% are landless, 10.12% marginal, 61.99% small, 17.81% intermediate and 2.55% rich; cultivable land per head 0.05 hectare. 

Value of land The market value of the land of the first grade is approximately Tk 7500 per 0.01 hectare. 

Main crops Paddy, jute, wheat, mustard seed, sugarcane, onion, garlic, potato, sweet potato, chilli and ground nut. Extinct or nearly extinct crops Indigo, tobacco, local varieties of aus paddy, china, kaun, varieties of dal (pulse). 

Main fruits Mango, jackfruit, black berry, papaya, guava, coconut, palm, date, olive, bel, tetul and banana. 

Fisheries, dairies, poultries Poultry 65, dairy 400, fishery 2, hatchery 2. 

Communication facilities Roads: pucca 90 km and mud road 280 km; waterways 15 nautical mile; railways 23 km. 

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

Manufactories Jute mill 1, spinning and cotton mill 1, textile mill 1, cement factory 1, flour mill 1. 

Cottage industries Weaving 17360, food and food processing 1068, bamboo and cane work 35, jute and jute good 80, goldsmith 90, handicraft 33, blacksmith 127, potteries 40, wood work 600, mat and pati making 22. 

Hats, bazars and fairs Hats and bazars are 21, most noted of which are Kaliakandhapara, Ratankandhi and Bagbati. 

Main exports Jute, molasses, flour, cotton sari, lungi and grameen chek (fabrics). 

NGO activities Operationally important NGOs are Brac,Proshika, Grameen Bank, CARE, Gram Unnayan Sangstha, Gana Kalyan Sangstha, NDP, Grameen Uddog, Ganaswasthya Kendra, Sirajganj Uttaran Mohila Sangstha, SHARP and Social Work Centre. 

Health centres Zila sadar hospital 1, private hospital 3, heart disease clinic 1, palli (rural) treatment centre 1, satellite clinic 6, family welfare centre 9, mother and child welfare centre 1, child hospital 1, eye hospital 1, diabetic clinic 1, private clinic 6 and Sandhani donor club 1.