Lalmohan Upazila (Bhola district) with an area of 396-24 sq km, is surrounded by Burhanuddin and Tazumuddin upazilas on the north,Charfasson upazila on the south,Manpura upazila on the east,Dashmina and Bauphal upazilas on the west. 

Main rivers are Tentulia and Meghna (lower).

Lalmohan (Town) consists of 9 wards and 14 mahallas. The area of the town is 21.65 sq km. It has a population of 17310; male 51.08%, female 48.92%; density of population is 1288 per sq km. Literacy rate among the town people is 28.38%.

Administration Lalmohan thana was established in 1919 and was turned into an upazila in 1983. The upazila consists of 1 municipality, 9 union parishads, 54 mouzas, 76 villages.

Historical events During the War of Liberation freedom fighters Tansen Mridha, Abdul Jalil, Solaiman, Nurul Islam, Rafiqul Islam and Abu Sayed were killed in encounters with the Pak army.

Population 252497; male 50.76%, female 49.24%; Muslim 91.28%, Hindu 8.7%, Christian 0.02%. 

Religious institutions Mosque 352, temple 13.

Literacy and educational institutions Average literacy 20.20%; male 25.70%, female 14.70%. 

Educational institutions: college 3, secondary school 18, lower secondary school 4, government primary school 72, non-government primary school 104, madrasa 33, maktab 300.

Cultural organisations Club 32, public library 1, cinema hall 4, literary society 2, ladies' club 2, playground 18 

Main occupations Agriculture 41.4%, fishing 3.8%, agricultural labourer 27.01%, wage labourer 3.89%, commerce 8.29%, service 3.15%, transport 1.65%, others 10.81%.

Land use Total cultivation land 25740 hectares, fallow land 11135 hectares.

Land control Among the peasants, 8.31% are landless, 46.77% marginal, 31.30% intermediate and 13.61% rich; land 0.15 hectare per head. Value of land The market value of the first grade agricultural land is Tk 10000 per 0.01 hectare.

Main crops Paddy, chilli, wheat, potato, nut, betel nut, betel leaf.Extinct and nearly extinct crops Tobacco, jute, linseed, sugarcane.

Main fruits Mango, jackfruit, papaya, banana. Fisheries, poultries Fishery 45, poultry 32. 

Communication facilities Roads: pucca 39.33 km and mud road 399.30 km.

Traditional transports Palanquin (extinct), bullock cart (nearly extinct), boat.

Cottage industries Bamboo and cane work, goldsmith, blacksmith, wood work, tailoring.

Hats, bazars and fairs Hats and bazars are 42, most noted of which are Romaganj, Hariganj, Nazirpur and Kartar Hat. 

NGO activities Operationally important NGO's are Brac, ASA, RASA, Coast, Duke, Rural Development. 

Health centres Upazila health complex 1, union health and family welfare centre (RD) 7.