Kattumannarkoil block is a revenue block of Cuddalore district of the Indian state of Tamil Nadu. This revenue block consist of 55 panchayat villages.Total area of Kattumannarkoil is 455 km<sup>2</sup> including 406.38 km<sup>2</sup> rural area and 48.74 km<sup>2</sup> urban area.Kattumannarkoil has a population of 2,76,947 peoples. There are 67,752 houses in the sub-district. There are about 147 villages in Kattumannarkoil block .