Thondappadi is a village in Kunnam tehsil in district of Perambalur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thondappadi was 3,966 which includes 1,885 males and 2,081 females. Thondappadi covers 952.73 ha area. Pincode of Thondappadi is 621708.