Wikipedia
Kattankudy ( Kaththankudi; කාත්තන්කුඩි Kathtankudiye) is a one hundred percent Muslim populated township in Sri Lanka located along its eastern coastline, about 339 kilometres away from the capital city, Colombo. It is also notable for being the most densely populated city in South Asia. The city's population is denser than in any part of South Asia including Calcutta and the most densely populated Muslim region in the world. In two and a half square kilometers more than 50,000 inhabitants live in the township area of Kattankudy.
The Batticaloa district is divided into 14 Administrative divisions. They are Manmunai North, Manmunai Pattu, and Porativu Pattu, Manmunai West, Eravur Pattu, Karalai Pattu, Koralai Pattu West, Kattankudy, Manmunai South, & Eruvil Pattu, Manmunai South West, Eravur Town, Koralai Pattu Central, Koralai Pattu North.
The Population of the divisions is 13344 families 23967 males and 24907 Females.
Most of the people engaged Business, Industries and fisheries sector are occupied the second and third place respectively. Especially in the South East Asian Countries.
The division of Kattankudy Occupies the central part of the district .it covers land area of Approximately 2.56 Square Km and of Inland water 1.33 Square Km the division account for 0.15%of the district Total Land area.
The History name of this Village is called as Kattankudy so that a Business man who named by "kahthan" from Arabia got married a woman and lived in this village.