Koirajpur is a village in Pindra tehsil in district of Varanasi, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Koirajpur was 4,323 which includes 2,250 males and 2,073 females. Koirajpur covers 283.1 ha area. Pincode of Koirajpur is N/A.