Maniarpur is a village in Vidyapati Nagar tehsil in district of Samastipur, Bihar, India. As per the data provided by Census of India in 2011, total population of Maniarpur was 5,267 which includes 2,739 males and 2,528 females. Maniarpur covers 420 ha area. Pincode of Maniarpur is N/A.