Narayanpur is a village in Jhanjharpur tehsil in district of Madhubani, Bihar, India. As per the data provided by Census of India in 2011, total population of Narayanpur was 3,341 which includes 1,773 males and 1,568 females. Narayanpur covers 332.2 ha area. Pincode of Narayanpur is 847404.