Kullukkadu is a village in Pattukkottai tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kullukkadu was 2,115 which includes 1,016 males and 1,099 females. Kullukkadu covers 504.82 ha area. Pincode of Kullukkadu is 614701.