Kadalangudi is a village in Kuthalam tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kadalangudi was 2,696 which includes 1,326 males and 1,370 females. Kadalangudi covers 466.88 ha area. Pincode of Kadalangudi is 609204.