St. Blaise, Quebec (1921 census)
St. Blaise was a census subdivision in Quebec, recorded in the 1921 Census of Canada with a population of 906. The community is grounded to Wikidata Q3461891. The administrative centroid was at approximately 45.216°N, 73.312°W.
Population
In 1921, St. Blaise had a population of 906: 441 male and 465 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1901 | 933 |
| 1911 | 1,040 |
| 1921 | 906 |
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. Blaise shared boundaries with:
- St. Cyprien de Léry
- St. Jean l'Evangéliste
- St. Paul de l'Ile aux Noix
- St. Valentin
- Ste. Marguerite de Blairfindie
Full census record, 1921
The 1921 census recorded 21 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 906 total population, 465 females in the population, 446 females born in Canada, 441 males in the population, 416 males born in Canada, 16 males born outside the British Empire, 15 females born outside the British Empire, 9 males born in the British Empire (excluding Canada), 4 females born in the British Empire (excluding Canada). (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 829 persons of French origin, 56 persons of British origin (English), 15 persons of German origin, 3 persons of British origin (Scotch / Scottish), 2 persons of British origin (Irish), 1 persons of Russian origin. (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 767 Roman Catholics, 108 Baptists, 15 Anglicans (Church of England), 7 Methodists, 5 Presbyterians, 4 Congregationalists. (Source: 1921 Census of Canada, V1T38.)
Identifiers
- TCP UID:
QC092003— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC092003_1911— computed from spatial-overlap chains across census years - Wikidata: Q3461891
- Wikipedia (EN): https://en.wikipedia.org/wiki/Saint-Blaise-sur-Richelieu
- Wikipédia (FR): https://fr.wikipedia.org/wiki/Saint-Blaise-sur-Richelieu
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. Blaise, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-blaise-qc092003-1921/.