Koovadu is a village in Ulundurpettai tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Koovadu was 2,177 which includes 1,088 males and 1,089 females. Koovadu covers 457.36 ha area. Pincode of Koovadu is 607201.