Tharuvai is a village in Palayamkottai tehsil in district of Tirunelveli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Tharuvai was 6,126 which includes 3,054 males and 3,072 females. Tharuvai covers 1684.59 ha area. Pincode of Tharuvai is 627356.