Sau Dih is a village in Dudhi tehsil in district of Sonbhadra, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Sau Dih was 1,520 which includes 798 males and 722 females. Sau Dih covers 177.77 ha area. Pincode of Sau Dih is 231208.