Nizamuddinpur is a village in Bathnaha tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Nizamuddinpur was 1,053 which includes 559 males and 494 females. Nizamuddinpur covers 128.86 ha area. Pincode of Nizamuddinpur is 843322.