Terhwa is a village in Maharajganj tehsil in district of Mahrajganj, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Terhwa was 1,942 which includes 1,016 males and 926 females. Terhwa covers 270.83 ha area. Pincode of Terhwa is 273151.