London, Ontario (1921 census)
London was a census subdivision in Ontario, recorded in the 1921 Census of Canada with a population of 7,201. The community is grounded to Wikidata Q115262072. The administrative centroid was at approximately 43.073°N, 81.300°W.
Population
In 1921, London had a population of 7,201: 3,773 male and 3,428 female residents. Population density was 40.6 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1871 | 10,991 |
| 1881 | 9,599 |
| 1891 | 8,934 |
| 1901 | 8,878 |
| 1911 | 9,785 |
| 1921 | 7,201 |
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, London 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 | 3,428 |
| POP M | 3,773 |
| POP TOT | 7,201 |
Other recorded variables (41 variables)
| Variable | Value |
|---|---|
| ADVENTISTS | 4 |
| ANGLICANS | 2,324 |
| ASIA CHINESE AND JAPANESE | 5 |
| BAPTISTS | 377 |
| BRIT BORN F | 507 |
| BRIT BORN M | 732 |
| BRIT ENG | 4,357 |
| BRIT IRISH | 1,663 |
| BRIT OTHER | 55 |
| BRIT SCOTCH | 772 |
| CAN BORN F | 2,844 |
| CAN BORN M | 2,944 |
| CONGREGATIONALISTS | 9 |
| EUR AUSTRIAN | 7 |
| EUR BELGIAN | 2 |
| EUR DUTCH | 63 |
| EUR FRENCH | 79 |
| EUR GERMAN | 64 |
| EUR GREEK | 1 |
| EUR HEBREW | 11 |
| EUR ITALIAN | 11 |
| EUR OTHER | 11 |
| EUR POLISH | 9 |
| EUR RUSSIAN | 10 |
| EUR SCANDINAVIAN | 61 |
| EVANGELICAL ASSOCIATION | 1 |
| FOREIGN BORN F | 77 |
| FOREIGN BORN M | 97 |
| GREEK CHURCH | 1 |
| INDIAN | 12 |
| JEWS | 11 |
| LUTHERANS | 4 |
| METHODISTS | 2,342 |
| MORMONS | 6 |
| NEGRO | 5 |
| OTHER SECTS | 31 |
| PRESBYTERIANS | 1,502 |
| PROTESTANTS | 4 |
| ROMAN CATHOLICS | 549 |
| SALVATION ARMY | 31 |
| UNSPECIFIED | 3 |
Identifiers
- TCP UID:
ON128008— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON128008— computed from spatial-overlap chains across census years - Wikidata: Q115262072
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). "London, Ontario (1921 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/london-on128008-1921/.