Mananpur 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 Mananpur was 2,157 which includes 1,130 males and 1,027 females. Mananpur covers 50.92 ha area. Pincode of Mananpur is N/A.