Saint-Mathias-sur-Richelieu (, ) is a municipality in the Canadian province of Quebec. It is located within the Rouville Regional County Municipality in the Montérégie region on the Richelieu River. The population as of the Canada 2021 Census was 4,544.
Population trend:
Mother tongue language (2021)
Michel Jean - Anchorman and journalist TVA Nouvelles and Le Canale Nouvelles (LCN) a Quebec-based news network