Location and Boundaries:- The district is the easternmost part of the state and borders on Bihar State. It comprises an irregularly shaped tract extending westward from the confluence of the Ganga and the Ghaghra, the former separating it from Bihar in the south and the latter from Deoria and Bihar in the north and east respectively. The boundary between Ballia and Bihar is determined by the deep streams of these two rivers. It is bounded on the west by Azamgarh, on the north by Deoria, on the north-east and south-east by Bihar and on the south-west by Ghazipur.
Area :- According to the District Statistics Patrica, the district had an area of 3168 sq. km. on June 2000, and occupied the 51st position in the State in respect of area.
Population:- According to the census of 1991, the district occupied the 26th position in the State in respect of population which was 2262273 of which 1099966 were females. The rural areas were inhabited by 2038186 persons, 993550 being females and the urban by 224087 (females being 106416) and total sc population is 332220 in the District
History of District as Administrative Unit:- The history of the district of Ballia begins with the year 1879. Asaf-ud-Daula, the nawab vizier of Avadh, made a formal cession of the sovereignty of the province of Benaras (Varanasi) to the East India Company in 1775. The tract was included in the zamindari of the raja and remained in his actual possession till 1794, when Raja Mahip Narayan Singh surrendered its control