Sivagnanapuram is a village in Vilathikulam tehsil in district of Thoothukkudi, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Sivagnanapuram was 1,509 which includes 749 males and 760 females. Sivagnanapuram covers 1350.6 ha area. Pincode of Sivagnanapuram is 628712.