St. Sylvestre, VL, Quebec (1921 census)
St. Sylvestre, VL was a village in Quebec, recorded in the 1921 Census of Canada with a population of 229. The community is grounded to Wikidata Q112912808. The administrative centroid was at approximately 46.364°N, 71.227°W.
Population
In 1921, St. Sylvestre, VL had a population of 229: 108 male and 121 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 3,733 |
| 1861 | 4,107 |
| 1871 | 3,719 |
| 1881 | 1,893 |
| 1891 | 1,633 |
| 1901 | 1,458 |
| 1911 | 1,285 |
| 1921 | 229 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Boundary continuity (non-identical overlaps)
Spatial polygon overlaps with adjacent census years where the boundary shifted enough that the SAME_AS chain didn't merge them. These show where the territory came from and went to even when it isn't tracked as the same persistent place.
Earlier boundary forms
- In an earlier year, this CSD was contained in St. Sylvestre, VL, 1911 (0.3% share).
Neighbouring Census Subdivisions in 1921
In the 1921 census, St. Sylvestre, VL shared boundaries with:
Full census record, 1921
The 1921 census recorded 11 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 229 total population, 121 females in the population, 120 females born in Canada, 108 males born in Canada, 108 males in the population, 1 females born outside the British Empire. (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 190 persons of French origin, 29 persons of British origin (Irish), 9 persons of German origin, 1 persons of British origin (English). (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 229 Roman Catholics. (Source: 1921 Census of Canada, V1T38.)
Identifiers
- TCP UID:
QC068027— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC068027— computed from spatial-overlap chains across census years - Wikidata: Q112912808
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. Sylvestre, VL, Quebec (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-sylvestre-vl-qc068027-1921/.