Raja Dih Urf Salempur is a village in Katra tehsil in district of Muzaffarpur, Bihar, India. As per the data provided by Census of India in 2011, total population of Raja Dih Urf Salempur was 1,430 which includes 747 males and 683 females. Raja Dih Urf Salempur covers 303 ha area. Pincode of Raja Dih Urf Salempur is N/A.