Saint-Antoine-sur-Richelieu
Municipality
Location within La Vallée-du-Richelieu RCM
Saint-Antoine-sur-Richelieu Location in southern Quebec
Coordinates: 45°47′N 73°11′W / 45.783°N 73.183°W / 45.783; -73.183[1]
Country	Canada
Province	Quebec
Region	Montérégie
RCM	La Vallée-du-Richelieu
Constituted	November 6, 1982
Government [2][3]
• Mayor	Jonathan Chalifoux
• Federal riding	Verchères—Les Patriotes
• Prov. riding	Borduas
Area [2][4]
• Total	67.90 km2 (26.22 sq mi)
• Land	65.67 km2 (25.36 sq mi)
Population  (2021)[4]
• Total	1,738
• Density	26.5/km2 (69/sq mi)
• Pop 2016-2021	2.6%
• Dwellings	752
Time zone	UTC−5 (EST)
• Summer (DST)	UTC−4 (EDT)
Postal code(s)	J0L 1R0
Area code(s)	450 and 579
Highways	R-223
Website	www.saint-antoine-sur-richelieu.ca

Saint-Antoine-sur-Richelieu is a municipality in southwestern Quebec, Canada, on the Richelieu River in the Regional County Municipality of La Vallée-du-Richelieu. The population as of the Canada 2021 Census was 1,738.

Saint-Antoine-sur-Richelieu was the birthplace of Father of Confederation George-Étienne Cartier.

Population [edit] Population trend:[5] Census Population Change (%) 2021 1,738 2.6% 2016 1,694 2.1% 2011 1,659 4.1% 2006 1,594 4.9% 2001 1,519 0.9% 1996 1,533 2.7% 1991 1,576 5.1% 1986 1,500 66.1% 1981 903 18.2% 1976 764 9.3% 1971 699 4.1% 1966 729 0.1% 1961 730 1.4% 1956 720 2.8% 1951 741 10.9% 1941 832 3.9% 1931 801 N/A

Language [edit] Mother tongue language (2021)[6] Language Population Pct (%) French only 1,670 97.1% English only 30 1.7% Both English and French 10 0.6% Other languages 15 0.9%

• List of municipalities in Quebec

Media related to Saint-Antoine-sur-Richelieu at Wikimedia Commons