Koggala is a small coastal town, situated at the edge of a lagoon on the south coast of Sri Lanka, located in Galle District, Southern Province, Sri Lanka, governed by an Urban Council. Koggala is bounded on one side by a reef, and on the other by a large lake, Koggala Lake, into which the numerous tributaries of the Koggala Oya drain. It is approximately 139 kilometres (86 mi) south of Colombo and is situated at an elevation of 3 metres (9.8 ft) above the sea level.

Galle is a district in Southern Province, Sri Lanka. It is one of 25 districts of Sri Lanka, the second level administrative division of the country. The district is administered by a District Secretariat headed by a District Secretary appointed by the central government of Sri Lanka.