Karnai Pur is a village in Bighapur tehsil in district of Unnao, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Karnai Pur was 701 which includes 367 males and 334 females. Karnai Pur covers 137 ha area. Pincode of Karnai Pur is N/A.