Salempur is a village in Piprakothi tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Salempur was 3,342 which includes 1,771 males and 1,571 females. Salempur covers 122.2 ha area. Pincode of Salempur is 845429.