Maharagama is an outer suburb of Colombo, Sri Lanka on the High-Level (A4) Road about 10 km (6.2 mi) from the centre of the commercial capital. It developed rapidly in the 1980s as a dormitory suburb. Governed by the Maharagama Urban Council, the town possesses facilities like supermarkets, department stores, clothing, food and beverages shops to fulfill the needs of citizens.

The Kelani Valley railway line in Sri Lanka, covering the breadth of Colombo District. The line is owned, maintained, and operated by Sri Lanka Railways.