Nonaiyavadi is a village in Ulundurpettai tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nonaiyavadi was 1,062 which includes 539 males and 523 females. Nonaiyavadi covers 243.76 ha area. Pincode of Nonaiyavadi is 607202.