Palaiakottai is a village in Uthangarai tehsil in district of Krishnagiri, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Palaiakottai was 1,333 which includes 692 males and 641 females. Palaiakottai covers 105.77 ha area. Pincode of Palaiakottai is 635304.