Demul Khas is a village in Spiti tehsil in district of Lahul and Spiti, Himachal Pradesh, India. As per the data provided by Census of India in 2011, total population of Demul Khas was 279 which includes 145 males and 134 females. Demul Khas covers 165 ha area. Pincode of Demul Khas is 172113.