Paharpur is a village in Sonbhadra Banshi Suryapur tehsil in district of Arwal, Bihar, India. As per the data provided by Census of India in 2011, total population of Paharpur was 1,968 which includes 1,044 males and 924 females. Paharpur covers 172 ha area. Pincode of Paharpur is 804419.