Kottaiyur is a village in Srivilliputhur tehsil in district of Virudhunagar, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kottaiyur was 6,393 which includes 3,203 males and 3,190 females. Kottaiyur covers 1351.54 ha area. Pincode of Kottaiyur is 626149.