Subarna Sarai is a village in Bansihari tehsil in district of Dakshin Dinajpur, West Bengal, India. As per the data provided by Census of India in 2011, total population of Subarna Sarai was 98 which includes 43 males and 55 females. Subarna Sarai covers 126.7 ha area. Pincode of Subarna Sarai is 733121.