Oravandavadi is a village in Chengam tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Oravandavadi was 1,645 which includes 833 males and 812 females. Oravandavadi covers 706.68 ha area. Pincode of Oravandavadi is 606702.