Mountain, Ontario (1921 census)
Mountain was a census subdivision in Ontario, recorded in the 1921 Census of Canada with a population of 2,965. The administrative centroid was at approximately 45.054°N, 75.458°W.
Population
In 1921, Mountain had a population of 2,965: 1,533 male and 1,432 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 2,764 |
| 1861 | 3,683 |
| 1871 | 3,259 |
| 1881 | 3,719 |
| 1891 | 3,422 |
| 1901 | 3,427 |
| 1911 | 3,077 |
| 1921 | 2,965 |
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, Mountain shared boundaries with:
Full census record, 1921
The 1921 census recorded 30 measurements for this Census Subdivision across 3 categories.
Population & families (1921). This community's record includes 2,965 total population, 1,533 males in the population, 1,438 males born in Canada, 1,432 females in the population, 1,352 females born in Canada, 82 males born in the British Empire (excluding Canada), 70 females born in the British Empire (excluding Canada), 13 males born outside the British Empire, 10 females born outside the British Empire. (Source: 1921 Census of Canada, V1T16.)
Ethnic origin (1921). This community's record includes 1,195 persons of British origin (Irish), 900 persons of British origin (English), 454 persons of British origin (Scotch / Scottish), 209 persons of French origin, 149 persons of Dutch origin, 28 persons of German origin, 7 persons of British origin (other), 7 persons of Russian origin, 5 persons of Scandinavian origin. 11 persons recorded under the 1921 official census category "Hebrew" (origin/ethnicity); now described as Jewish origin. (Source: 1921 Census of Canada, V1T27.)
Religion (1921). This community's record includes 1,522 Methodists, 929 Presbyterians, 206 Roman Catholics, 181 Anglicans (Church of England), 87 Baptists, 18 Lutherans, 11 Jews, 6 adherents of other sects (residual category in 1921), 2 Brethren, 2 Salvation Army adherents, 1 Mennonites. (Source: 1921 Census of Canada, 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 |
|---|---|---|
| Thomas Blow | 1862–1932 | born here |
Identifiers
- TCP UID:
ON107002— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON107002— 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). "Mountain, Ontario (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/mountain-on107002-1921/.