Dubaulia Khas is a village in Harraiya tehsil in district of Basti, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Dubaulia Khas was 1,951 which includes 1,019 males and 932 females. Dubaulia Khas covers 26.45 ha area. Pincode of Dubaulia Khas is 272721.