Simal Sain is a village in Tharali tehsil in district of Chamoli, Uttarakhand, India. As per the data provided by Census of India in 2011, total population of Simal Sain was 258 which includes 140 males and 118 females. Simal Sain covers 25.1 ha area. Pincode of Simal Sain is 246481.