St. Alphonse, Quebec (1921 census)
St. Alphonse was a census subdivision in Quebec, recorded in the 1921 Census of Canada with a population of 709. The administrative centroid was at approximately 46.177°N, 73.707°W.
Population
In 1921, St. Alphonse had a population of 709: 366 male and 343 female residents. Population density was 17.3 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1871 | 1,266 |
| 1881 | 950 |
| 1891 | 1,128 |
| 1901 | 930 |
| 1911 | 874 |
| 1921 | 709 |
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. Alphonse shared boundaries with:
Full census record, 1921
The 1921 census recorded 14 measurements for this Census Subdivision across 2 categories. Tables below are collapsible.
Population & families (3 variables)
| Variable | Value |
|---|---|
| POP F | 343 |
| POP M | 366 |
| POP TOT | 709 |
Other recorded variables (11 variables)
| Variable | Value |
|---|---|
| ANGLICANS | 14 |
| BAPTISTS | 1 |
| BRIT IRISH | 97 |
| BRIT SCOTCH | 1 |
| CAN BORN F | 342 |
| CAN BORN M | 365 |
| EUR FRENCH | 592 |
| FOREIGN BORN F | 1 |
| FOREIGN BORN M | 1 |
| ROMAN CATHOLICS | 675 |
| UNSPECIFIED | 19 |
Identifiers
- TCP UID:
QC060002— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC060002— computed from spatial-overlap chains across census years - Wikidata: not yet grounded. This page covers a place whose persistent identity has not yet been linked to a Wikidata entity. Identification is via TCP UID and spatial polygon only.
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. Alphonse, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-alphonse-qc060002-1921/.