Karkalathur is a village in Devakottai tehsil in district of Sivaganga, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Karkalathur was 1,928 which includes 978 males and 950 females. Karkalathur covers 1065.26 ha area. Pincode of Karkalathur is 630312.