Raghunathpur is a village in Bajpatti tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Raghunathpur was 1,046 which includes 541 males and 505 females. Raghunathpur covers 37 ha area. Pincode of Raghunathpur is 843314.