Ratanpurawa 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 Ratanpurawa was 2,290 which includes 1,220 males and 1,070 females. Ratanpurawa covers 94.77 ha area. Pincode of Ratanpurawa is 273303.