St. Sébastien d'Aylmer, Quebec (1911 census)
St. Sébastien d'Aylmer was a census subdivision in Quebec, recorded in the 1911 Census of Canada with a population of 1,042. The administrative centroid was at approximately 45.796°N, 70.958°W.
Population
In 1911, St. Sébastien d'Aylmer had a population of 1,042: 524 male and 518 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1891 | 859 |
| 1901 | 1,204 |
| 1911 | 1,042 |
| 1921 | 1,152 |
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. Sébastien d'Aylmer, 1901 (89.2% share).
Neighbouring Census Subdivisions in 1911
In the 1911 census, St. Sébastien d'Aylmer shared boundaries with:
- St. Hilaire Dorset
- St. Samuel de Gayhurst
- St. Vital de Lambton
- Ste. Cécile de Whitton
- Ste. Martine de Courcelle
- Winslow & St. Romain
Full census record, 1911
The 1911 census recorded 16 measurements for this Census Subdivision across 4 categories.
Population & families (1911). This community's record includes 1,042 total population, 524 males in the population, 518 females in the population, 347 single (never-married) males, 343 single (never-married) females, 174 families, 167 married males, 159 married females, 14 widowed females, 10 widowed males, 2 females with marital status not given. 1,204 population in the previous census (1901 reference column included in 1911 V1T1). (Source: 1911 Census of Canada, V1T1; V1T2.)
Ethnic origin (1911). This community's record includes 1,037 persons of French origin, 5 persons of British origin (Irish). (Source: 1911 Census of Canada, V2T7.)
Religion (1911). This community's record includes 1,042 Roman Catholics. (Source: 1911 Census of Canada, V2T2.)
Buildings & housing (1911). This community's record includes 173 dwellings. (Source: 1911 Census of Canada, V1T2.)
Identifiers
- TCP UID:
QC144026— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC055015_1911— 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 1911 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. Sébastien d'Aylmer, Quebec (1911 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/st-s-bastien-d-aylmer-qc144026-1911/.