Medayakottai 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 Medayakottai was 327 which includes 153 males and 174 females. Medayakottai covers 63.74 ha area. Pincode of Medayakottai is 614626.