Kovalai is a village in Vandavasi tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kovalai was 2,320 which includes 1,175 males and 1,145 females. Kovalai covers 1153.74 ha area. Pincode of Kovalai is 604403.