Velliyur is a village in Vandavasi tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Velliyur was 1,432 which includes 698 males and 734 females. Velliyur covers 531.04 ha area. Pincode of Velliyur is 604505.