Sonadih is a village in Belthara Road tehsil in district of Ballia, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Sonadih was 4,073 which includes 2,054 males and 2,019 females. Sonadih covers 381.71 ha area. Pincode of Sonadih is 221715.