Matiaria is a village in Narkatiaganj tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Matiaria was 2,493 which includes 1,285 males and 1,208 females. Matiaria covers 126.2 ha area. Pincode of Matiaria is N/A.