Katchanagaram is a village in Thirukkuvalai tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Katchanagaram was 1,102 which includes 548 males and 554 females. Katchanagaram covers 263.68 ha area. Pincode of Katchanagaram is 610201.