Kattupaiyur is a village in Tirukkoyilur tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kattupaiyur was 4,023 which includes 2,069 males and 1,954 females. Kattupaiyur covers 725.12 ha area. Pincode of Kattupaiyur is 605757.