Ganga Purwa is a village in Mahasi tehsil in district of Bahraich, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Ganga Purwa was 2,657 which includes 1,466 males and 1,191 females. Ganga Purwa covers 406.02 ha area. Pincode of Ganga Purwa is N/A.