St. Théodore de Chertsey, Quebec (1921 census)
St. Théodore de Chertsey was a census subdivision in Quebec, recorded in the 1921 Census of Canada with a population of 806. The community is grounded to Wikidata Q112912812. The administrative centroid was at approximately 46.144°N, 73.881°W.
Population
In 1921, St. Théodore de Chertsey had a population of 806: 444 male and 362 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1881 | 1,626 |
| 1891 | 1,169 |
| 1901 | 1,158 |
| 1911 | 990 |
| 1921 | 806 |
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. Théodore de Chertsey shared boundaries with:
- Other parts—Autres parties
- St. Alphonse de Rodriguez
- St. Calixte de Kilkenny
- St. Côme
- St. Emile (Wexford)
- St. Patrice de Rawdon
Full census record, 1921
The 1921 census recorded 16 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 806 total population, 444 males in the population, 433 males born in Canada, 362 females in the population, 355 females born in Canada, 6 males born outside the British Empire, 5 males born in the British Empire (excluding Canada), 4 females born outside the British Empire, 3 females born in the British Empire (excluding Canada). (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 774 persons of French origin, 16 persons of British origin (English), 9 persons of British origin (Irish), 6 persons of Polish origin, 1 persons of Belgian origin. (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 796 Roman Catholics, 10 Anglicans (Church of England). (Source: 1921 Census of Canada, V1T38.)
Identifiers
- TCP UID:
QC073011— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC073011— computed from spatial-overlap chains across census years - Wikidata: Q112912812
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. Théodore de Chertsey, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-th-odore-de-chertsey-qc073011-1921/.