Kadaiyur is a village in Kangeyam tehsil in district of Tiruppur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kadaiyur was 3,520 which includes 1,790 males and 1,730 females. Kadaiyur covers 1689.01 ha area. Pincode of Kadaiyur is 638701.