Narainpur Diara is a village in Rajmahal tehsil in district of Sahibganj, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Narainpur Diara was 23,465 which includes 11,866 males and 11,599 females. Narainpur Diara covers N/A area. Pincode of Narainpur Diara is 816108.