St. Thomas, C, Ontario (1921 census)
St. Thomas, C was a city in Ontario, recorded in the 1921 Census of Canada with a population of 16,026. The community is grounded to Wikidata Q2078072. The administrative centroid was at approximately 42.781°N, 81.203°W.
Population
In 1921, St. Thomas, C had a population of 16,026: 7,839 male and 8,187 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1891 | 10,366 |
| 1901 | 11,485 |
| 1911 | 14,054 |
| 1921 | 16,026 |
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, St. Thomas, C shared boundaries with:
Full census record, 1921
The 1921 census recorded 52 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 16,026 total population, 8,187 females in the population, 7,839 males in the population, 6,224 females born in Canada, 5,756 males born in Canada, 1,709 males born in the British Empire (excluding Canada), 1,632 females born in the British Empire (excluding Canada), 374 males born outside the British Empire, 331 females born outside the British Empire. (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 9,785 persons of British origin (English), 2,735 persons of British origin (Scotch / Scottish), 2,201 persons of British origin (Irish), 337 persons of German origin, 273 persons of Dutch origin, 178 persons of French origin, 77 persons of British origin (other), 43 persons of Italian origin, 42 persons of Syrian origin, 30 persons of Scandinavian origin, 29 persons of Chinese or Japanese origin, 21 persons of Polish origin, 19 persons of other European origin, 18 persons of Austrian origin, 14 persons of Belgian origin, 7 persons of Russian origin, 6 persons of Greek origin, 1 persons of other Asian origin, 1 persons of Ukrainian origin. 75 persons recorded under the 1921 official census category "Hebrew" (origin/ethnicity); now described as Jewish origin. 67 persons recorded under the official census category "Indian"; corresponds to what is now described as Indigenous (First Nations; in northern enumerations also Inuit) origin. "Indian" was simultaneously a census category and the legal/administrative term under the Indian Act (1876). 21 persons recorded under the 1911/1921 official census category "Negro"; refers to people of African descent. Term is now considered offensive and is preserved here only as the historical source label. (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 4,524 Methodists, 3,939 Anglicans (Church of England), 3,195 Presbyterians, 1,696 Baptists, 1,323 Roman Catholics, 401 adherents of other sects (residual category in 1921), 297 Salvation Army adherents, 229 Disciples of Christ, 120 Mormons (Latter-day Saints), 74 Jews, 60 Christians (general / no denomination specified), 51 Greek (Orthodox) Church adherents, 46 persons whose religion or origin is unspecified, 29 members of the Evangelical Association, 11 Lutherans, 8 Congregationalists, 6 Adventists, 5 Brethren, 5 Mennonites, 4 Protestants (general / no denomination specified), 2 adherents of Eastern religions. (Source: 1921 Census of Canada, V1T27; V1T38.)
People with Dictionary of Canadian Biography entries
The Dictionary of Canadian Biography includes biographies of 1 person connected to this place who were alive in 1921, listed below by birth year. Each name links to that person's DCB entry.
| Name | Lifespan | Connection |
|---|---|---|
| Mitchell Frederick Hepburn | 1896–1953 | born and died here |
Identifiers
- TCP UID:
ON109008— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON109008_1911— computed from spatial-overlap chains across census years - Wikidata: Q2078072
- Wikipedia (EN): https://en.wikipedia.org/wiki/St._Thomas,_Ontario
- Wikipédia (FR): https://fr.wikipedia.org/wiki/St._Thomas_(Ontario)
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. Thomas, C, Ontario (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/st-thomas-c-on109008-1921/.