St. Roch de l'Achigan, Quebec (1921 census)
St. Roch de l'Achigan was a census subdivision in Quebec, recorded in the 1921 Census of Canada with a population of 1,718. The community is grounded to Wikidata Q3463283. The administrative centroid was at approximately 45.848°N, 73.619°W.
Population
In 1921, St. Roch de l'Achigan had a population of 1,718: 885 male and 833 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1901 | 1,841 |
| 1911 | 2,200 |
| 1921 | 1,718 |
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 de l'Achigan 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 1,718 total population, 885 males in the population, 873 males born in Canada, 833 females in the population, 831 females born in Canada, 7 males born outside the British Empire, 5 males born in the British Empire (excluding Canada), 2 females born outside the British Empire. (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 1,711 persons of French origin, 6 persons of British origin (English), 1 persons of British origin (other). (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 1,718 Roman Catholics. (Source: 1921 Census of Canada, V1T38.)
Identifiers
- TCP UID:
QC065009— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC065009— computed from spatial-overlap chains across census years - Wikidata: Q3463283
- Wikipedia (EN): https://en.wikipedia.org/wiki/Saint-Roch-de-l%27Achigan
- Wikipédia (FR): https://fr.wikipedia.org/wiki/Saint-Roch-de-l%27Achigan
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 de l'Achigan, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-roch-de-l-achigan-qc065009-1921/.