Kadamadai is a village in Pennagaram tehsil in district of Dharmapuri, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kadamadai was 1,340 which includes 715 males and 625 females. Kadamadai covers 1222.1 ha area. Pincode of Kadamadai is 636811.