Saint-Sauveur is an unincorporated place in New Brunswick, Canada.
It is recognized as a designated place by Statistics Canada.
In the 2021 Census of Population conducted by Statistics Canada, Saint-Sauveur had a population of 598 living in 287 of its 296 total private dwellings, a change of -11.1% from its 2016 population of 673.
With a land area of 170.34 km2 (65.77 sq mi), it had a population density of 3.5/km2 (9.1/sq mi) in 2021.
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