| Saint-Isidore | |
| Settlement Type: | Parish municipality |
| Pushpin Map: | Canada Southern Quebec |
| Pushpin Map Caption: | Location in southern Quebec |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Type3: | RCM |
| Subdivision Name3: | Roussillon |
| Established Title1: | Constituted |
| Established Date1: | July 1, 1855 |
| Government Footnotes: | [1] |
| Leader Title: | Mayor |
| Leader Name: | Gilles Yelle |
| Leader Title1: | Federal riding |
| Leader Name1: | Châteauguay—Lacolle |
| Leader Title2: | Prov. riding |
| Leader Name2: | Châteauguay |
| Area Total Km2: | 52.20 |
| Area Land Km2: | 51.94 |
| Population Total: | 2581 |
| Population As Of: | 2011 |
| Population Density Km2: | 49.7 |
| Population Blank1 Title: | Pop 2006-2011 |
| Population Blank1: | 3.7% |
| Population Blank2 Title: | Dwellings |
| Population Blank2: | 1011 |
| Timezone: | EST |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Postal Code Type: | Postal code(s) |
| Postal Code: | J0L 2A0 |
| Area Code: | 450 and 579 |
| Blank Name: | Highways |
| Blank Info: | |
Saint-Isidore is a parish municipality in Roussillon Regional County Municipality in the Montérégie administrative region of Quebec, Canada. The population as of the Canada 2011 Census was 2,581. It is the hometown of mixed martial arts champion Georges St-Pierre.
In the 2021 Census of Population conducted by Statistics Canada, Saint-Isidore had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of 52.29km2, it had a population density of in 2021.[2]
| Canada Census Mother Tongue - Saint-Isidore, Montérégie, Quebec | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Census | Total | ||||||||||||||||||
| Year | Responses | Count | Trend | Pop % | Count | Trend | Pop % | Count | Trend | Pop % | Count | Trend | Pop % | ||||||
| 2,410 | 5.7% | 94.32% | 85 | 0.0% | 3.33% | 25 | n/a% | 0.98% | 35 | 53.3% | 1.37% | ||||||||
| 2,280 | 6.3% | 93.44% | 85 | 37.0% | 3.48% | 0 | 100.0% | 0.00% | 75 | 66.7% | 3.07% | ||||||||
| 2,145 | 3.6% | 91.67% | 135 | 237.5% | 5.77% | 15 | 66.7% | 0.64% | 45 | 40.0% | 1.92% | ||||||||
| 2,225 | n/a | 93.29% | 40 | n/a | 1.68% | 45 | n/a | 1.89% | 75 | n/a | 3.14% | ||||||||