Main indicators on Québec and its regions

    The territorial boundaries of two administrative regions were modified on July 28, 2021. On that date, the RCMs of La Haute-Yamaska and Brome-Missisquoi officially changed their administrative region from Montérégie to Estrie. For more information, please read the bulletin Modifications aux municipalités du Québec of September 2021 (PDF, 630 KB) (in French only).
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