Kilthattiyapattu is a village in Chengam tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kilthattiyapattu was 78 which includes 45 males and 33 females. Kilthattiyapattu covers 20.06 ha area. Pincode of Kilthattiyapattu is 635703.