Renganathapuram is a village in Krishnarayapuram tehsil in district of Karur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Renganathapuram was 3,070 which includes 1,467 males and 1,603 females. Renganathapuram covers 1000.14 ha area. Pincode of Renganathapuram is 639108.