Rup Dih is a village in Motihari tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Rup Dih was 2,639 which includes 1,415 males and 1,224 females. Rup Dih covers 154.2 ha area. Pincode of Rup Dih is 845401.