Bishwanathpur is a village in Maharajganj tehsil in district of Mahrajganj, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Bishwanathpur was 1,178 which includes 593 males and 585 females. Bishwanathpur covers 162.32 ha area. Pincode of Bishwanathpur is 273151.