Area :1606.4 Sq Km
No. of Divisional Secretariats :14
No. of Grama Niladhari Divisions :762
No. of Electoral Divisions :08
Divisional Secretarial Divisions in Kaluthara District
Agalawatta
Bandaragama
Beruwala
Bulathsinhala
Dodangoda
Horana
Ingiriya
Kalutara
Madurawela
Matugama
Millaniya
Palindanuwara
Panadura
Walallavita
Ethnic Diversification in Kaluthara District
According to the 2012 census, the population in Kalutara District is 1,217,000 Out of that 86.67% are Singhalease, 9.22 % are Sri Lankan Moors, and 2% are Sri Lankan Tamils, 1.94% are Indian Tamils. The rest of 0.17 % includes other minorities.
Religious Diversification in Kaluthara District
According to 2012 census, 83.52 % of the population is Buddhists. Muslim population is 9.40, Christians 3.79% and 3.27 % are Hindus.