Valaiyathur is a village in Arcot tehsil in district of Vellore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Valaiyathur was 4,430 which includes 2,240 males and 2,190 females. Valaiyathur covers 1185.76 ha area. Pincode of Valaiyathur is 632504.