Panaiyur is a village in Arani tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Panaiyur was 2,299 which includes 1,138 males and 1,161 females. Panaiyur covers 652.43 ha area. Pincode of Panaiyur is 632518.