Blenheim, Ontario (1921 census)
Blenheim was a census subdivision in Ontario, recorded in the 1921 Census of Canada with a population of 4,029. The administrative centroid was at approximately 43.249°N, 80.557°W.
Population
In 1921, Blenheim had a population of 4,029: 2,060 male and 1,969 female residents. Population density was 35.1 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 4,995 |
| 1861 | 6,968 |
| 1871 | 6,398 |
| 1881 | 5,937 |
| 1891 | 5,606 |
| 1901 | 4,679 |
| 1911 | 4,188 |
| 1921 | 4,029 |
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, Blenheim shared boundaries with:
Full census record, 1921
The 1921 census recorded 38 measurements for this Census Subdivision across 2 categories. Tables below are collapsible.
Population & families (3 variables)
| Variable | Value |
|---|---|
| POP F | 1,969 |
| POP M | 2,060 |
| POP TOT | 4,029 |
Other recorded variables (35 variables)
| Variable | Value |
|---|---|
| ANGLICANS | 340 |
| BAPTISTS | 390 |
| BRETHREN | 9 |
| BRIT BORN F | 138 |
| BRIT BORN M | 173 |
| BRIT ENG | 1,738 |
| BRIT IRISH | 282 |
| BRIT OTHER | 7 |
| BRIT SCOTCH | 1,129 |
| CAN BORN F | 1,786 |
| CAN BORN M | 1,836 |
| CONGREGATIONALISTS | 69 |
| EUR BELGIAN | 3 |
| EUR DUTCH | 161 |
| EUR FINNISH | 1 |
| EUR FRENCH | 9 |
| EUR GERMAN | 633 |
| EUR HEBREW | 19 |
| EUR ITALIAN | 2 |
| EUR OTHER | 5 |
| EUR POLISH | 8 |
| EUR RUSSIAN | 5 |
| EUR SCANDINAVIAN | 20 |
| EVANGELICAL ASSOCIATION | 62 |
| FOREIGN BORN F | 45 |
| FOREIGN BORN M | 51 |
| JEWS | 19 |
| LUTHERANS | 84 |
| MENNONITES | 145 |
| METHODISTS | 1,400 |
| NEGRO | 3 |
| OTHER SECTS | 50 |
| PRESBYTERIANS | 1,387 |
| ROMAN CATHOLICS | 66 |
| UNSPECIFIED | 4 |
Identifiers
- TCP UID:
ON134002— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON134002— 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 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). "Blenheim, Ontario (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/blenheim-on134002-1921/.