Dewari Matauna is a village in Sursand tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Dewari Matauna was 7,996 which includes 4,199 males and 3,797 females. Dewari Matauna covers 722.3 ha area. Pincode of Dewari Matauna is 843331.