Nautanwa is a village in Narkatiaganj tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Nautanwa was 6,783 which includes 3,574 males and 3,209 females. Nautanwa covers 393.8 ha area. Pincode of Nautanwa is 845451.