Koilkuppam is a village in Vandavasi tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Koilkuppam was 144 which includes 69 males and 75 females. Koilkuppam covers 93.67 ha area. Pincode of Koilkuppam is 604405.