[4] Hasanganj was originally a bazaar founded by Hasan Raza Khan, a naib in the service of Asaf-ud-Daula, in the village of Mahadeopur Balamau.

[3] It became a tehsil headquarters around 1890, replacing Mohan in this capacity, and the police station was transferred to Hasanganj at the same time.

[3] At the turn of the 20th century, Hasanganj was centred around "a wide street lined with trees and shops on both sides.

"[3] It was a minor commercial centre and had, in addition to the tehsil office and police station, a dispensary and a road bungalow, as well as an upper primary school with 32 students.

[3] The 1961 census recorded Hasanganj as comprising 3 hamlets, with a total population of 1,461 (828 male and 633 female), in 268 households and 245 physical houses.