Monmouth, Ontario (1921 census)
Monmouth was a census subdivision in Ontario, recorded in the 1921 Census of Canada with a population of 663. The community is grounded to Wikidata Q115262348. The administrative centroid was at approximately 44.965°N, 78.265°W.
Population
In 1921, Monmouth had a population of 663: 341 male and 322 female residents. Population density was 7.1 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1881 | 426 |
| 1891 | 548 |
| 1901 | 629 |
| 1911 | 699 |
| 1921 | 663 |
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, Monmouth shared boundaries with:
Full census record, 1921
The 1921 census recorded 25 measurements for this Census Subdivision across 2 categories. Tables below are collapsible.
Population & families (3 variables)
| Variable | Value |
|---|---|
| POP F | 322 |
| POP M | 341 |
| POP TOT | 663 |
Other recorded variables (22 variables)
| Variable | Value |
|---|---|
| ANGLICANS | 257 |
| BAPTISTS | 14 |
| BRIT BORN F | 19 |
| BRIT BORN M | 31 |
| BRIT ENG | 480 |
| BRIT IRISH | 127 |
| BRIT SCOTCH | 42 |
| CAN BORN F | 297 |
| CAN BORN M | 307 |
| EUR DUTCH | 5 |
| EUR FRENCH | 4 |
| EUR GERMAN | 4 |
| EUR ITALIAN | 1 |
| FOREIGN BORN F | 6 |
| FOREIGN BORN M | 3 |
| METHODISTS | 307 |
| MORMONS | 14 |
| OTHER SECTS | 4 |
| PRESBYTERIANS | 35 |
| ROMAN CATHOLICS | 2 |
| SALVATION ARMY | 29 |
| UNSPECIFIED | 1 |
Identifiers
- TCP UID:
ON116015— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON116015— computed from spatial-overlap chains across census years - Wikidata: Q115262348
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). "Monmouth, Ontario (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/monmouth-on116015-1921/.