Seneca, Ontario (1881 census)
Seneca was a census subdivision in Ontario, recorded in the 1881 Census of Canada with a population of 2,545. The community is grounded to Wikidata Q115262795. The administrative centroid was at approximately 43.044°N, 79.849°W.
Population
In 1881, Seneca had a population of 2,545: 1,305 male and 1,240 female residents. Population density was 35.2 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 3,636 |
| 1861 | 4,577 |
| 1871 | 3,282 |
| 1881 | 2,545 |
| 1891 | 2,231 |
| 1901 | 1,885 |
| 1911 | 1,712 |
| 1921 | 1,742 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Neighbouring Census Subdivisions in 1881
In the 1881 census, Seneca shared boundaries with:
Full census record, 1881
The 1881 census recorded 67 measurements for this Census Subdivision across 5 categories. Tables below are collapsible.
Population & families (12 variables)
| Variable | Value |
|---|---|
| FAM NO | 485 |
| Number of families | 485 |
| Number of females | 1,240 |
| Number of males | 1,305 |
| Number of married females | 393 |
| Number of married males | 392 |
| Number of married persons | 785 |
| Number of widowed females | 67 |
| Number of widowed males | 40 |
| Number of widowed persons | 107 |
| POP TOT | 2,545 |
| Total population | 2,545 |
Age structure (3 variables)
| Variable | Value |
|---|---|
| Number of single females under 18 | 780 |
| Number of single males under 18 | 873 |
| Number of single persons under 18 | 1,653 |
Buildings & housing (4 variables)
| Variable | Value |
|---|---|
| Number of dwellings that are temporary shanties | 13 |
| Number of inhabited houses | 471 |
| Number of occupied houses | 484 |
| Number of uninhabited houses | 2 |
Agriculture (29 variables)
| Variable | Value |
|---|---|
| Acres of hay crops | 6,067 |
| Acres of potatoes | 232 |
| Acres of wheat | 5,796 |
| BAR BU | 31,043 |
| Bushels of barley produced in the past year | 31,043 |
| Bushels of buckwheat produced in the past year | 607 |
| Bushels of clover, timothy, or other grass seed produced in the past year | 1,534 |
| Bushels of corn produced in the past year | 18,962 |
| Bushels of oats produced in the past year | 101,199 |
| Bushels of other root crops produced in the past year | 5,840 |
| Bushels of peas and beans produced in the past year | 17,807 |
| Bushels of potatoes produced in the past year | 24,918 |
| Bushels of rye produced in the past year | 8,697 |
| Bushels of spring wheat produced in the past year | 1,625 |
| Bushels of turnips produced in the past year | 2,660 |
| Bushels of winter wheat produced in the past year | 91,724 |
| BWT BU | 607 |
| CRN BU | 18,962 |
| HAY AC | 6,067 |
| HAY TONS | 5,821 |
| OAT BU | 101,199 |
| PEA AND BEN BU | 17,807 |
| POT AC | 232 |
| POT BU | 24,918 |
| RYE BU | 8,697 |
| Tons of hay produced in the past year | 5,821 |
| WHT AC | 5,796 |
| WHT SP BU | 1,625 |
| WHT WTR BU | 91,724 |
Other recorded variables (19 variables)
| Variable | Value |
|---|---|
| C UNMD F | 780 |
| C UNMD M | 873 |
| C UNMD TOT | 1,653 |
| D OCC | 484 |
| FEMALE | 1,240 |
| GRA BU | 1,534 |
| H INHAB | 471 |
| H UNINH | 2 |
| MALE | 1,305 |
| MD F | 393 |
| MD M | 392 |
| MD TOT | 785 |
| NUMBER CD | 146 |
| OTHR ROOT BU | 5,840 |
| SHAN | 13 |
| TUR BU | 2,660 |
| WID F | 67 |
| WID M | 40 |
| WID TOT | 107 |
Identifiers
- TCP UID:
ON146007— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON115008— computed from spatial-overlap chains across census years - Wikidata: Q115262795
Sources
Census tabulations from the 1881 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). "Seneca, Ontario (1881 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/seneca-on146007-1881/.