Koharwal is a village in Nautanwa tehsil in district of Mahrajganj, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Koharwal was 2,192 which includes 1,137 males and 1,055 females. Koharwal covers 232.51 ha area. Pincode of Koharwal is N/A.