Sothiawan is a village in Vidyapati Nagar tehsil in district of Samastipur, Bihar, India. As per the data provided by Census of India in 2011, total population of Sothiawan was 5,737 which includes 3,027 males and 2,710 females. Sothiawan covers 651 ha area. Pincode of Sothiawan is 848516.