Kattusellur is a village in Ulundurpettai tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kattusellur was 2,993 which includes 1,563 males and 1,430 females. Kattusellur covers 603 ha area. Pincode of Kattusellur is 605751.