Karnai Pur 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 Karnai Pur was 144 which includes 70 males and 74 females. Karnai Pur covers 25.28 ha area. Pincode of Karnai Pur is N/A.