Kottakulam 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 Kottakulam was 2,820 which includes 1,430 males and 1,390 females. Kottakulam covers 660.98 ha area. Pincode of Kottakulam is 606709.