Historians, based on analysis of evidence, establish that this place was under the king of Videh during the Vaidic era. During the Aryan period, a schema tribe Vaman King Chero ruled the place. The rulers of the time were fond of making temples and other religious supports. It is one of the reasons that there are so many temples and other religious sites in this region. Some important temples and religious support points in the district are: - Durgas temple of Thawe, Fortress of Manjha, Vaman Gandey pond of Dighwa Dubauli, Fortress of King Malkhan of Sirisia, Kuchaikote etc. The people of Gopalganj were always in the dark because of national and social cause which includes the struggle for freedom, JP movement, womens education movement, anti-tax and prohibition movement of 1930 led by Babu Ganga Vishnu Rai and Babu Sunder Lal of Bankatta. In 1935, Pandit Bhopal Pandey gave his life for the freedom of the country. The people of Gopalganj are indebted to the freedom fighters who gave their lives for the motherland. During the Mahabharat era, this region was under the King Bhuri Sarwa. During the 13th and 16th centuries the place was ruled by the sultan of Bengal Gayasuddin Abbas and Babar
Gopalganj is one of the districts of Bihar in India. There are 14 Taluks, 1534 villages and 5 towns in Gopalganj district. According to Census India 2011, Gopalganj district has 413 044 households, population of 2562012 of which 1267666 are men and 1294346 are women. The population of children between 0 and 6 years is 449 530, which is 17.55% of the total population. The sex ratio of Gopalganj district is about 1021 compared to 918 which is average in Bihar state. The literacy rate of Gopalganj district is 53.98%, of which 62.63% men can read and 45.51% women can read and write. The total area of Gopalganj is 2033 square kilometers with a population density of 1260 per square kilometer. of the total population, 6.35% of the population lives in urban areas and 93.65% in rural areas. There are 12.49% Scheduled Caste (SC) and 2.37% Scheduled Tribe (ST) of the total population in Gopalganj district.
1. Gopalganj ranks 21st in terms of population (25,62,012) and 26th in terms of area (2,033 km2) in the state of Bihar.
2. In terms of population per km2. Gopalganj is the 13th densely populated district in the state with 1,260 people per square kilometer, against 1,106 in the state.
3. Gopalganj ranks first in terms of sex ratio (1.021) against the states 918.
4. Gopalganj ranks sixth in terms of child sex ratio (954) against the states 935.
5. There are 139 uninhabited villages (of a total of 1,534 villages) in Gopalganj district.
6. Dighwa (below Baikuntpur C.D. Block) is the most populous village (21,100) and Rini Math (below Bhorey C.D. Block) is the least populated villages (1) in the district
7. C.D. Block Kuchaikote has the highest number of villages (222) in the district and C.D. Sidhwalia has the lowest number of villages (50).
8. Rampur Tengrahi (under Gopalganj C.D. Block) has the largest area (2,428 hectares) and Man urf Basant Chhapra (under Baikunthpur C.D. Block) has the smallest area (2 hectares)
