Peralaiyur is a village in Virudhachalam tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Peralaiyur was 1,364 which includes 691 males and 673 females. Peralaiyur covers 150.08 ha area. Pincode of Peralaiyur is 606110.