Raghu Nathpur is a village in Kalyanpur tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Raghu Nathpur was 9,894 which includes 5,194 males and 4,700 females. Raghu Nathpur covers 842 ha area. Pincode of Raghu Nathpur is 845432.