Rajapur Kalyan is a village in Amethi tehsil in district of Sultanpur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Rajapur Kalyan was 1,249 which includes 634 males and 615 females. Rajapur Kalyan covers 157.65 ha area. Pincode of Rajapur Kalyan is N/A.