Saint-Pie-de-Guire () is a parish municipality in the Centre-du-Québec region of southwestern Quebec. The population as of the Canada 2011 Census was 456.
In the 2021 Census of Population conducted by Statistics Canada, Saint-Pie-de-Guire had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of , it had a population density of in 2021.
Population trend:
Mother tongue language (2006)
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