Blenheim, Ontario (1861 census)
Blenheim was a census subdivision in Ontario, recorded in the 1861 Census of Canada with a population of 6,968. The community is grounded to Wikidata Q115260874. The administrative centroid was at approximately 43.249°N, 80.557°W.
Population
In 1861, Blenheim had a population of 6,968: 3,576 male and 3,392 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 4,995 |
| 1861 | 6,968 |
| 1871 | 6,398 |
| 1881 | 5,937 |
| 1891 | 5,606 |
| 1901 | 4,679 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Neighbouring Census Subdivisions in 1861
In the 1861 census, Blenheim shared boundaries with:
Full census record, 1861
The 1861 census recorded 185 measurements for this Census Subdivision across 6 categories.
Population & families (1861). This community's record includes 6,968 total population, 3,576 males, 3,392 females, Male members of the family who are present: 3,259, Female members of the family who are present: 3,182, 2,385 single males, 2,190 single females, 1,120 married males, 1,097 married females, 687 males attending school, 636 females attending school, Males present who are not members of the family: 317, Females present who are not members of the family: 210, 155 female births, 153 male births, 105 widowed females, 71 widowed males, 50 adult males unable to read or write, 36 adult females unable to read or write, 6 lunatic males, 2 deaf and dumb females, 1 lunatic females, 1 persons at sea. (Source: 1861 Census of Canada, V1T1; V1T5.)
Age structure (1861). This community's record includes 441 single males aged 10 to 15, 431 males aged 5 to 10, 411 females aged 5 to 10, 401 single males aged 15 to 20, 388 single females aged 10 to 15, 375 single females aged 15 to 20, 358 married males aged 30 to 40, 336 single males aged 20 to 30, 328 married females aged 30 to 40, 306 married males aged 40 to 50, 293 married females aged 20 to 30, 271 single females aged 20 to 30, 250 married females aged 40 to 50, 202 married males aged 20 to 30, 145 married males aged 50 to 60, 140 males aged 1 to 2, 140 males aged 2 to 3, 136 married females aged 50 to 60, 129 females aged 1 to 2, 129 females aged 2 to 3, 121 females age 3 to 4, 116 males aged 4 to 5, 115 males aged 3 to 4, 109 females aged 4 to 5, 79 married males aged 60 to 70, 67 single males aged 30 to 40, 65 married females aged 60 to 70, 50 single females aged 30 to 40, 28 married males aged 70 to 80, 25 widowed females aged 60 to 70, 19 single females aged 40 to 50, 19 single males aged 40 to 50, 19 widowed females aged 40 to 50, 19 widowed females aged 50 to 60, 19 widowed males aged 60 to 70, 16 single females aged 50 to 60, 16 widowed males aged 50 to 60, 15 married females aged 70 to 80, 14 widowed females aged 70 to 80, 13 widowed females aged 30 to 40, 12 single males aged 50 to 60, 12 widowed males aged 40 to 50, 11 widowed males aged 70 to 80, 9 married females aged 15 to 20, 9 single females aged 60 to 70, 8 males of unknown age, 8 widowed females aged 80 to 90, 7 widowed females aged 20 to 30, 6 widowed males aged 30 to 40, 5 females of unknown age, 4 single males aged 60 to 70, 4 widowed males aged 20 to 30, 3 widowed males aged 80 to 90, 2 married males aged 80 to 90, 2 single females aged 70 to 80, 1 married females aged 80 to 90, 1 single females aged 80 to 90, 1 single males aged 70 to 80, 1 single males aged 80 to 90. (Source: 1861 Census of Canada, V1T5.)
Ethnic origin (1861). This community's record includes 4,341 persons native to Canada, not of French origin, 737 persons originating in England or Wales, 713 persons originating in Scotland, 415 persons originating in Germany or Holland, 298 persons originating in the United States, 263 persons originating in Ireland, 162 persons originating in New Brunswick, 16 persons originating in Nova Scotia or Prince Edward Island, 12 French Canadians, 10 male negroes or coloured persons, 7 female negroes or coloured persons, 3 persons originating in Sweden or Norway, 2 persons originating in Switzerland, 2 persons whose origin is unknown, 1 persons originating in France, 1 persons originating in Newfoundland, 1 persons originating in Spain or Portugal. (Source: 1861 Census of Canada, V1T1; V1T5.)
Agriculture (1861). This community's record includes $1,997,420 value farms (dollars), $224,072 value all livestock, 162,164 pounds of homemade butter, 161,425 bushels of winter wheat, 157,945 bushels of turnips, 127,806 bushels of oats, $94,372 value horses aged over 3 years, 79,145 bushels of potatoes, $76,338 value farm implements in dollars, 59,354 bushels of peas, 57,136 acres of land in farms, 43,620 bushels of spring wheat, 37,973 acres of farmland under cultivation, 34,367 pounds of maple sugar, 26,118 acres of farmland under crops, 24,898 pounds of wool produced on farms, 20,589 pounds of cheese produced on farms, 19,163 acres of farmland in woodland or forest, 18,989 bushels of carrots, 18,663 pounds of flax or hemp, 12,517 bushels of barley, 11,200 acres of farmland in pasture, $9,031 value garden and orchard crops, 7,559 acres of winter wheat, 7,407 sheep, 7,072 gallons of cider, 6,379 bushels of corn, 5,353 tons of hay, 3,486 acres of oats, 3,437 swine, 2,950 bushels of mangel wurtzel, 2,648 acres of spring wheat, 2,631 calves and heifers, 2,341 acres of peas, 2,301 bushels of buckwheat, 2,214 milk cows, 2,069 barrels of pork, 1,483 horses aged over 3 years, 1,002 bushels of rye, 754 acres of farmland held by townspeople who are not farmers, 655 acres of farmland in gardens, 578 occupants of farms, 544 acres of potatoes, 495 acres of turnips, 459 acres of barley, 454 horses aged 3 years and under, 406 bulls, oxen, or steers, 391 barrels of beef, 236 persons living on farms between 50 and 100 acres, 228 acres of corn, 206 bushels of clover, timothy, or other grass seed, 159 persons living on farms between 20 and 50 acres, 140 persons living on farms between 100 and 200 acres, 130 bushels of beans, 102 acres of buckwheat, 61 acres of rye, 19 persons living on farms over 200 acres, 16 persons living on farms between 10 and 20 acres, 11 pounds of hops, 9 acres of mangel wurtzel, 8 persons living on farms under 10 acres. (Source: 1861 Census of Canada, V2T11.)
Manufacturing & industry (1861). This community's record includes $14,737 value carriages for pleasure (dollars), 6,790 yards of flannel, 2,010 yards of fulled cloth, 277 carriages for pleasure, 24 yards of linen. (Source: 1861 Census of Canada, V2T11.)
Deaths & mortality (1861). This community's record includes 55 total number of deaths, Deaths in the past year among females of all ages: 30, Deaths in the past year among males of all ages: 25, Deaths in the past year among females under age 1: 12, Deaths in the past year among males under age 1: 9, Deaths in the past year among females aged 20 to 30: 5, Deaths in the past year among females aged 50 to 60: 4, Deaths in the past year among males aged 10 to 15: 4, Deaths in the past year among males aged 1 to 2: 3, Deaths in the past year among males aged 40 to 50: 3, Deaths in the past year among females aged 1 to 2: 2, Deaths in the past year among females aged 3 to 4: 2, Deaths in the past year among females aged 30 to 40: 2, Deaths in the past year among males aged 30 to 40: 2, Deaths in the past year among females aged 4 to 5: 1, Deaths in the past year among females aged 60 to 70: 1, Deaths in the past year among males aged 15 to 20: 1, Deaths in the past year among males aged 20 to 30: 1, Deaths in the past year among males aged 4 to 5: 1, Deaths in the past year among males aged 5 to 10: 1. (Source: 1861 Census of Canada, V1T5.)
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 1861, listed below by birth year. Each name links to that person's DCB entry.
| Name | Lifespan | Connection |
|---|---|---|
| Augustus Stephen Vogt | 1861–1926 | born here |
Identifiers
- TCP UID:
ON090002— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON127003— computed from spatial-overlap chains across census years - Wikidata: Q115260874
Sources
Census tabulations from the 1861 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). "Blenheim, Ontario (1861 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/blenheim-on090002-1861/.