Kovankulam is a village in Radhapuram tehsil in district of Tirunelveli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kovankulam was 1,206 which includes 597 males and 609 females. Kovankulam covers 1530.19 ha area. Pincode of Kovankulam is 627110.