Rewati 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 Rewati Purwa was 559 which includes 318 males and 241 females. Rewati Purwa covers 41.29 ha area. Pincode of Rewati Purwa is N/A.