Shamsuddinpur is a village in Banma Itahri tehsil in district of Saharsa, Bihar, India. As per the data provided by Census of India in 2011, total population of Shamsuddinpur was 894 which includes 478 males and 416 females. Shamsuddinpur covers 255 ha area. Pincode of Shamsuddinpur is 852129.