Katrambakkam is a village in Vanur tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Katrambakkam was 1,887 which includes 941 males and 946 females. Katrambakkam covers 490.07 ha area. Pincode of Katrambakkam is 605109.