St. Placide, Quebec (1871 census)
St. Placide was a census subdivision in Quebec, recorded in the 1871 Census of Canada with a population of 1,172. The community is grounded to Wikidata Q112912722. The administrative centroid was at approximately 45.542°N, 74.196°W.
Population
In 1871, St. Placide had a population of 1,172: 588 male and 584 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 1,230 |
| 1861 | 1,479 |
| 1871 | 1,172 |
| 1881 | 1,116 |
| 1891 | 990 |
| 1901 | 946 |
| 1911 | 888 |
| 1921 | 819 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Neighbouring Census Subdivisions in 1871
In the 1871 census, St. Placide shared boundaries with:
Full census record, 1871
The 1871 census recorded 17 measurements for this Census Subdivision across 4 categories.
Population & families (1871). This community's record includes 1,172 total population, 588 males, 584 females, 360 married persons, 202 families, 180 married females, 180 married males, 36 widowed persons, 19 widowed females, 17 widowed males. (Source: 1871 Census of Canada, V1T1.)
Age structure (1871). This community's record includes 776 single persons under 18, 391 single males under 18, 385 single females under 18. (Source: 1871 Census of Canada, V1T1.)
Buildings & housing (1871). This community's record includes 194 inhabited houses, 194 occupied houses, 9 uninhabited houses. (Source: 1871 Census of Canada, V1T1.)
Agriculture (1871). This community's record includes 11,750 total area (acres). (Source: 1871 Census of Canada, V1T1.)
Identifiers
- TCP UID:
QC097001— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC052010— computed from spatial-overlap chains across census years - Wikidata: Q112912722
Sources
Census tabulations from the 1871 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. Placide, Quebec (1871 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-placide-qc097001-1871/.