Patkhauli is a village in Gaunaha tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Patkhauli was 1,246 which includes 648 males and 598 females. Patkhauli covers 104.96 ha area. Pincode of Patkhauli is 845453.