Population of Sainte-Marthe-sur-le-Lac, Canada as of January 2026. How many people live in Sainte-Marthe-sur-le-Lac today?

The exact population of Sainte-Marthe-sur-le-Lac as of January 2026 is estimated at 19,797 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Sainte-Marthe-sur-le-Lac.

Check out more data on population in Canada:

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