Naraenpur is a village in Saraigarh Bhaptiyahi tehsil in district of Supaul, Bihar, India. As per the data provided by Census of India in 2011, total population of Naraenpur was 5,491 which includes 2,828 males and 2,663 females. Naraenpur covers 614 ha area. Pincode of Naraenpur is 852111.