Niagara, Ontario (1921 census)
Niagara was a census subdivision in Ontario, recorded in the 1921 Census of Canada with a population of 3,041. The administrative centroid was at approximately 43.200°N, 79.107°W.
Population
In 1921, Niagara had a population of 3,041: 1,844 male and 1,197 female residents. Population density was 73.4 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1871 | 2,093 |
| 1881 | 2,004 |
| 1891 | 1,845 |
| 1901 | 1,897 |
| 1911 | 2,152 |
| 1921 | 3,041 |
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, Niagara shared boundaries with:
Full census record, 1921
The 1921 census recorded 44 measurements for this Census Subdivision across 2 categories. Tables below are collapsible.
Population & families (3 variables)
| Variable | Value |
|---|---|
| POP F | 1,197 |
| POP M | 1,844 |
| POP TOT | 3,041 |
Other recorded variables (41 variables)
| Variable | Value |
|---|---|
| ANGLICANS | 863 |
| ASIA CHINESE AND JAPANESE | 9 |
| BAPTISTS | 178 |
| BRETHREN | 1 |
| BRIT BORN F | 258 |
| BRIT BORN M | 468 |
| BRIT ENG | 1,678 |
| BRIT IRISH | 286 |
| BRIT OTHER | 9 |
| BRIT SCOTCH | 540 |
| CAN BORN F | 822 |
| CAN BORN M | 1,137 |
| CONGREGATIONALISTS | 5 |
| DISCIPLES OF CHRIST | 7 |
| EASTERN RELIGIONS | 2 |
| EUR AUSTRIAN | 20 |
| EUR BELGIAN | 1 |
| EUR DUTCH | 23 |
| EUR FINNISH | 7 |
| EUR FRENCH | 118 |
| EUR GERMAN | 70 |
| EUR GREEK | 9 |
| EUR HEBREW | 1 |
| EUR ITALIAN | 124 |
| EUR OTHER | 16 |
| EUR POLISH | 73 |
| EUR RUSSIAN | 20 |
| EUR SCANDINAVIAN | 23 |
| FOREIGN BORN F | 117 |
| FOREIGN BORN M | 239 |
| GREEK CHURCH | 59 |
| INDIAN | 12 |
| JEWS | 1 |
| LUTHERANS | 45 |
| METHODISTS | 838 |
| OTHER SECTS | 9 |
| PRESBYTERIANS | 623 |
| PROTESTANTS | 7 |
| ROMAN CATHOLICS | 398 |
| SALVATION ARMY | 3 |
| UNSPECIFIED | 2 |
Identifiers
- TCP UID:
ON126008— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON126008— 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). "Niagara, Ontario (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/niagara-on126008-1921/.