Melathidiyur is a village in Palayamkottai tehsil in district of Tirunelveli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Melathidiyur was 3,040 which includes 1,876 males and 1,164 females. Melathidiyur covers 647.6 ha area. Pincode of Melathidiyur is 627152.