Up Mahal Thacchli is a village in Nerua tehsil in district of Shimla, Himachal Pradesh, India. As per the data provided by Census of India in 2011, total population of Up Mahal Thacchli was 164 which includes 73 males and 91 females. Up Mahal Thacchli covers 69.4 ha area. Pincode of Up Mahal Thacchli is 171210.