St. Thomas, Quebec (1921 census)
St. Thomas was a census subdivision in Quebec, recorded in the 1921 Census of Canada with a population of 2,964. The community is grounded to Wikidata Q112912821. The administrative centroid was at approximately 46.945°N, 70.539°W.
Population
In 1921, St. Thomas had a population of 2,964: 1,521 male and 1,443 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 2,994 |
| 1861 | 3,020 |
| 1871 | 2,893 |
| 1881 | 3,162 |
| 1891 | 2,849 |
| 1901 | 2,698 |
| 1911 | — |
| 1921 | 2,964 |
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. Thomas shared boundaries with:
Full census record, 1921
The 1921 census recorded 14 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 2,964 total population, 1,521 males in the population, 1,513 males born in Canada, 1,443 females in the population, 1,435 females born in Canada, 8 females born outside the British Empire, 8 males born outside the British Empire. (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 2,945 persons of French origin, 5 persons of British origin (English), 5 persons of Scandinavian origin, 3 persons of British origin (Irish). (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 2,957 Roman Catholics, 6 persons whose religion or origin is unspecified, 1 Anglicans (Church of England). (Source: 1921 Census of Canada, V1T27; V1T38.)
Identifiers
- TCP UID:
QC074013— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC074013_1851— computed from spatial-overlap chains across census years - Wikidata: Q112912821
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. Thomas, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-thomas-qc074013-1921/.