Mathiya Bariyarpur is a village in Piprakothi tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Mathiya Bariyarpur was 2,734 which includes 1,479 males and 1,255 females. Mathiya Bariyarpur covers 149 ha area. Pincode of Mathiya Bariyarpur is 845429.