Paharpur is a village in Surajgarha tehsil in district of Lakhisarai, Bihar, India. As per the data provided by Census of India in 2011, total population of Paharpur was 2,566 which includes 1,343 males and 1,223 females. Paharpur covers 247.7 ha area. Pincode of Paharpur is 811106.