Sarnia, Ontario (1901 census)
Sarnia was a census subdivision in Ontario, recorded in the 1901 Census of Canada with a population of 2,632. The community is grounded to Wikidata Q115262762. The administrative centroid was at approximately 42.965°N, 82.323°W.
Population
In 1901, Sarnia had a population of 2,632. Population density was 33.6 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 1,384 |
| 1861 | 1,560 |
| 1871 | 3,438 |
| 1881 | 3,583 |
| 1891 | 2,937 |
| 1901 | 2,632 |
| 1911 | 2,663 |
| 1921 | 2,583 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Neighbouring Census Subdivisions in 1901
In the 1901 census, Sarnia shared boundaries with:
Full census record, 1901
The 1901 census recorded 22 measurements for this Census Subdivision across 4 categories. Tables below are collapsible.
Population & families (12 variables)
| Variable | Value |
|---|---|
| Number of families | 564 |
| Number of females | 851 |
| Number of males | 1,258 |
| Number of married females | 63 |
| Number of married males | 454 |
| Number of single females | 460 |
| Number of single males | 727 |
| Number of widowed males | 77 |
| POP F | 851 |
| POP M | 1,258 |
| POP TOT | 2,632 |
| Total population | 2,632 |
Buildings & housing (1 variable)
| Variable | Value |
|---|---|
| Number of houses | 549 |
Agriculture (1 variable)
| Variable | Value |
|---|---|
| Total area (acres) | 45,489 |
Other recorded variables (8 variables)
| Variable | Value |
|---|---|
| AREA AC | 45,489 |
| FAMILIES | 564 |
| HOUSES | 549 |
| MARRIED F | 63 |
| MARRIED M | 454 |
| SINGLE F | 460 |
| SINGLE M | 727 |
| WIDOWED M | 77 |
Identifiers
- TCP UID:
ON079005— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON122008— computed from spatial-overlap chains across census years - Wikidata: Q115262762
Sources
Census tabulations from the 1901 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). "Sarnia, Ontario (1901 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/sarnia-on079005-1901/.