Thirukalappur is a village in Udayarpalayam tehsil in district of Ariyalur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thirukalappur was 5,278 which includes 2,645 males and 2,633 females. Thirukalappur covers 1110.21 ha area. Pincode of Thirukalappur is 621805.