Pachbhirwa is a village in Lauriya tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Pachbhirwa was 216 which includes 121 males and 95 females. Pachbhirwa covers 84.3 ha area. Pincode of Pachbhirwa is 845453.