St. Roch, Quebec (1921 census)
St. Roch was a census subdivision in Quebec, recorded in the 1921 Census of Canada with a population of 773. The community is grounded to Wikidata Q112912763. The administrative centroid was at approximately 45.901°N, 73.170°W.
Population
In 1921, St. Roch had a population of 773: 406 male and 367 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1861 | 1,005 |
| 1871 | 972 |
| 1881 | 1,020 |
| 1891 | 1,045 |
| 1901 | 900 |
| 1911 | 821 |
| 1921 | 773 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Neighbouring Census Subdivisions in 1921
In the 1921 census, St. Roch shared boundaries with:
Full census record, 1921
The 1921 census recorded 12 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 773 total population, 406 males in the population, 395 males born in Canada, 367 females in the population, 351 females born in Canada, 16 females born outside the British Empire, 11 males born outside the British Empire. (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 737 persons of French origin, 4 persons of Dutch origin. (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 737 Roman Catholics, 32 persons whose religion or origin is unspecified, 4 Anglicans (Church of England). (Source: 1921 Census of Canada, V1T27; V1T38.)
Identifiers
- TCP UID:
QC082009— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC082009— computed from spatial-overlap chains across census years - Wikidata: Q112912763
Sources
Census tabulations from the 1921 Census of Canada, transcribed and georeferenced by the Canadian Peoples / TCP project, hosted at the HGIS Lab, University of Saskatchewan. Persistent place identity computed from spatial-overlap chains across all available census years (1851–1921). Identity grounding to Wikidata performed via the HGIS Canada Knowledge Graph project's MCP-assisted disambiguation pipeline. See the About / Methodology page for the full data pipeline.
Cite this page
Clifford, J. (2026). "St. Roch, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-roch-qc082009-1921/.