The TQSOI territory covers the cities served by the CLSC Lac Saint-Louis, in addition to the City of Dorval. This includes the following seven municipalities :
The southern West Island comprises a territory of approximately 84.5km2 and is home to a total population of just under 100,000 people. To learn more about the geography and demographics of the TQSOI’s territory, read our Portrait of the Population of the Southern West Island.