Radhai Pur is a village in Lambhua tehsil in district of Sultanpur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Radhai Pur was 299 which includes 148 males and 151 females. Radhai Pur covers 103.61 ha area. Pincode of Radhai Pur is 222304.