Banshihari is a community development block that forms an administrative division in Gangarampur Subdivision of Dakshin Dinajpur District in the Indian state of West Bengal.

In 1947, the Radcliffe Line placed the Sadar and Thakurgaon subdivisions of Dinajpur district in East Pakistan.

In order to restore territorial links between northern and southern parts of West Bengal which had been snapped during the partition of Bengal, and on the recommendations of the States Reorganisation Commission a portion of the erstwhile Kishanganj subdivision comprising Goalpokhar, Islampur and Chopra thanas (police stations) and parts of Thakurganj thana, along with the adjacent parts of the erstwhile Gopalpur thana in Katihar subdivision were transferred from Purnea district in Bihar to West Bengal in 1956, and were formally incorporated into Raiganj subdivision in West Dinajpur.

Dakshin Dinajpur district is physiographically a part of the Barind Tract.

There is a small river named Jamuna in the Hili CD Block.

[11] As per 2011 Census of India, Bansihari CD Block had a total population of 141,286, all of which were rural.

Buniadpur is the Headquarter of Banshihari Block & a Sub-divisional town of Gangarampur Sub- Division.

Decadal growth of population in Bansihari CD Block for the period 2001-2011 was 15.72%.

[15] The large scale migration of the East Bengali refugees (including tribals) started with the partition of Bengal in 1947.

The steady flow of people into Dakshin Dinajpur has continued over the years from erstwhile East Pakistan and subsequently from Bangladesh.

It includes factory, mining, plantation, transport and office workers, those engaged in business and commerce, teachers, entertainment artistes and so on.

159 villages (99.38%) have telephones (including landlines, public call offices and mobile phones).

The Tebhaga movement by the share croppers, towards the end of British rule, is widely known.

[27] Bansihari CD Block had 160 fertiliser depots, 12 seed stores and 25 fair price shops in 2013-14.

The fund, created by the Government of India, is designed to redress regional imbalances in development.

[29][30] Bansihari CD Block has 3 ferry services and 10 originating/ terminating bus routes.

[28] The Eklakhi–Balurghat branch line passes through this CD Block and there are stations at Buniadpur and Daulatpur Hat.

Land acquisition has commenced in the Gazole-Itahar sector with initial fund sanctions.

[32] New broad gauge line from Kaliaganj to Buniadpur (33.10 km) was included in the budget 2010-11.

As of August 2018, project work by Northeast Frontier Railway held up mainly because of paucity of funds.

[37] In 2014, Bansihari CD Block had 1 rural hospital, 1 primary health centre and 1 private/ NGO nursing home, with total 46 beds and 6 doctors (excluding private bodies).