Tirmali Dayar is a village in Dadahu tehsil in district of Sirmaur, Himachal Pradesh, India. As per the data provided by Census of India in 2011, total population of Tirmali Dayar was 696 which includes 356 males and 340 females. Tirmali Dayar covers 231.76 ha area. Pincode of Tirmali Dayar is 173022.