Sarai Sagar is a village in Nizamabad tehsil in district of Azamgarh, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Sarai Sagar was 584 which includes 319 males and 265 females. Sarai Sagar covers 24.06 ha area. Pincode of Sarai Sagar is 276208.