Panayakottai 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 Panayakottai was 1,746 which includes 844 males and 902 females. Panayakottai covers 339.83 ha area. Pincode of Panayakottai is 614019.