Vanniyanur is a village in Polur tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vanniyanur was 2,622 which includes 1,332 males and 1,290 females. Vanniyanur covers 488.64 ha area. Pincode of Vanniyanur is 606751.