The Siddamulla South Grama Niladhari Division has a Sinhalese majority (98.9%) . In comparison, the Homagama Divisional Secretariat (which contains the Siddamulla South Grama Niladhari Division) has a Sinhalese majority (98.1%) [2]
The Siddamulla South Grama Niladhari Division has a Buddhist majority (95.6%) . In comparison, the Homagama Divisional Secretariat (which contains the Siddamulla South Grama Niladhari Division) has a Buddhist majority (96.2%) [2]