Sandhwara is a village in Bajpatti tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Sandhwara was 4,048 which includes 2,110 males and 1,938 females. Sandhwara covers 302 ha area. Pincode of Sandhwara is 843314.