Arunapuram is a village in Tirukkoyilur tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Arunapuram was 3,365 which includes 1,659 males and 1,706 females. Arunapuram covers 292.23 ha area. Pincode of Arunapuram is 605758.