Avanampattu is a village in Tindivanam tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Avanampattu was 703 which includes 387 males and 316 females. Avanampattu covers 168.21 ha area. Pincode of Avanampattu is 604001.