Kamthan Kalan is a village in Kasauli tehsil in district of Solan, Himachal Pradesh, India. As per the data provided by Census of India in 2011, total population of Kamthan Kalan was 59 which includes 30 males and 29 females. Kamthan Kalan covers 10.62 ha area. Pincode of Kamthan Kalan is 173225.