Kanhaiyapur is a village in Bhitaha tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Kanhaiyapur was 442 which includes 239 males and 203 females. Kanhaiyapur covers 266.3 ha area. Pincode of Kanhaiyapur is 845452.