Tohthia Kalan is a village in Rudhauli tehsil in district of Basti, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Tohthia Kalan was 333 which includes 174 males and 159 females. Tohthia Kalan covers 75.09 ha area. Pincode of Tohthia Kalan is 272148.