Kotte Museum (Sinhala: කෝට්ටේ කෞතුකාගාරය) is an archaeological Museum in Sri Jayawardenepura Kotte, Sri Lanka. It is located at Bangala junction in Ethul Kotte, on the Borella-Pitakotte main road. The museum serves as the regional museum for the country's Western Province and is maintained by the archaeological department of Sri Lanka. The museum was first established in 1992 as E. W. Perera Memorial Museum in Ihala Walawwa, the residence of E. W. Perera, a prominent figure in the Sri Lankan independence movement, and was declared open to the public in 1995. The museum building consists of five exhibition rooms and is used to display a variety of archaeological antiquities recovered from Kotte and its surrounding area. They include various regional flags, clothing, statues, coins, swords, knives, guns, weapons, pottery, maps, and a collection of items used by E. W. Perera and items donated by Douglas Ranasinghe.

Kotte Museum is located in Sri Jayawardenepura Kotte, Sri Lanka. Its specific geographic coordinates are latitude 6.8932 and longitude 79.9053.
The museum was established in 1992, making it a significant historical institution in the region.
Archaeology museum in Kotte, Sri Lanka... It is a key destination for those interested in culture and history in Sri Lanka.