Waga is an isolated small town in Colombo District, Sri Lanka. Administrated by Seethawaka Pradeshiya Sabha (Divisional Council), it is part of the Padukka Divisional Secretary's Division. The town can be reached on road from Colombo via A4 (Colombo - Rathnapura) road, turning off at either Meepe near Padukka or at Kaluaggala near Hanwella. The Waga station of the Kelani Valley Railway Line is also situated in Kahahena junction of the town.