Kolonnawa

 
 Kolonnawa (, ) is a town located on the eastern boundary of Colombo District, Western Province of Sri Lanka. It is bounded by Kelani River to the north, Kotikawatta-Mulleriyawa Pradeshiya Sabha to the East, Kotte Municipal Council to the south and Colombo Municipal Councils to the west.
Demographics.
Kolonnawa Municipality area is a multi-ethnic, multi-religious urban centre. According to the census of 2012 the demographics by ethnicity and religion is as follows:. 