Mettathur is a village in Ulundurpettai tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Mettathur was 1,201 which includes 632 males and 569 females. Mettathur covers 397.7 ha area. Pincode of Mettathur is 607204.