Nunakkadu is a village in Thiruthuraipoondi tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nunakkadu was 2,268 which includes 1,129 males and 1,139 females. Nunakkadu covers 580.72 ha area. Pincode of Nunakkadu is 614710.