Dewapur Mathia is a village in Manjha tehsil in district of Gopalganj, Bihar, India. As per the data provided by Census of India in 2011, total population of Dewapur Mathia was 114 which includes 60 males and 54 females. Dewapur Mathia covers 5 ha area. Pincode of Dewapur Mathia is N/A.