Karaiyavetti is a village in Ariyalur tehsil in district of Ariyalur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Karaiyavetti was 3,051 which includes 1,517 males and 1,534 females. Karaiyavetti covers 933.91 ha area. Pincode of Karaiyavetti is 621715.