Rewa Dih is a village in Saraiya tehsil in district of Muzaffarpur, Bihar, India. As per the data provided by Census of India in 2011, total population of Rewa Dih was 1,097 which includes 604 males and 493 females. Rewa Dih covers 81.77 ha area. Pincode of Rewa Dih is 843101.