Rajalikudikadu is a village in Mannargudi tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Rajalikudikadu was 204 which includes 103 males and 101 females. Rajalikudikadu covers 15.2 ha area. Pincode of Rajalikudikadu is 614014.