| Saint-Antoine-sur-Richelieu | |
| Settlement Type: | Municipality |
| Pushpin Map: | Canada Southern Quebec |
| Pushpin Map Caption: | Location in southern Quebec |
| Coordinates: | 45.7833°N -84°W |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Quebec |
| Subdivision Type2: | Region |
| Subdivision Name2: | Montérégie |
| Subdivision Type3: | RCM |
| Subdivision Name3: | La Vallée-du-Richelieu |
| Established Title1: | Constituted |
| Established Date1: | November 6, 1982 |
| Government Footnotes: | [1] [2] |
| Leader Title: | Mayor |
| Leader Name: | Jonathan Chalifoux |
| Leader Title1: | Federal riding |
| Leader Name1: | Verchères—Les Patriotes |
| Leader Title2: | Prov. riding |
| Leader Name2: | Borduas |
| Area Footnotes: | [3] |
| Area Total Km2: | 67.90 |
| Area Land Km2: | 65.67 |
| Population Total: | 1738 |
| Population As Of: | 2021 |
| Population Density Km2: | 26.5 |
| Population Blank1 Title: | Pop 2016-2021 |
| Population Blank1: | 2.6% |
| Population Blank2 Title: | Dwellings |
| Population Blank2: | 752 |
| Timezone: | EST |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Postal Code Type: | Postal code(s) |
| Postal Code: | J0L 1R0 |
| Area Code: | 450 and 579 |
| Blank Name: | Highways |
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 trend:[4]
| 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 |
Mother tongue language (2021)[5]
| 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% |