Gurwalia Biswas is a village in Chanpatia tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Gurwalia Biswas was 10,309 which includes 5,399 males and 4,910 females. Gurwalia Biswas covers 698 ha area. Pincode of Gurwalia Biswas is 845450.