Khan Jahanpur is a village in Phulpur tehsil in district of Azamgarh, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Khan Jahanpur was 4,649 which includes 2,328 males and 2,321 females. Khan Jahanpur covers 1487 ha area. Pincode of Khan Jahanpur is 223222.