Tirumangalakottai Melaiyur is a village in Orathanadu tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Tirumangalakottai Melaiyur was 2,479 which includes 1,164 males and 1,315 females. Tirumangalakottai Melaiyur covers 618.25 ha area. Pincode of Tirumangalakottai Melaiyur is 614625.