Melamarathur is a village in Thiruthuraipoondi tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Melamarathur was 1,538 which includes 756 males and 782 females. Melamarathur covers 672.06 ha area. Pincode of Melamarathur is 614716.