Rahmatnagar is a village in Mohanlalganj tehsil in district of Lucknow, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Rahmatnagar was 3,618 which includes 1,863 males and 1,755 females. Rahmatnagar covers 275.89 ha area. Pincode of Rahmatnagar is 227120.