Nepean, Ontario (1851 census)
Nepean was a census subdivision in Ontario, recorded in the 1851 Census of Canada with a population of 3,800. The community is grounded to Wikidata Q6994612. The administrative centroid was at approximately 45.303°N, 75.778°W.
Population
In 1851, Nepean had a population of 3,800: 1,966 male and 1,834 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 3,800 |
| 1861 | 4,410 |
| 1871 | 5,069 |
| 1881 | 8,044 |
| 1891 | 11,401 |
| 1901 | 5,840 |
| 1911 | 5,170 |
| 1921 | 10,867 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Boundary continuity (non-identical overlaps)
Spatial polygon overlaps with adjacent census years where the boundary shifted enough that the SAME_AS chain didn't merge them. These show where the territory came from and went to even when it isn't tracked as the same persistent place.
Later boundary forms
- In a later year, this CSD contained Hospital and other Institutions, 1861 (0.9% of this CSD's polygon).
Neighbouring Census Subdivisions in 1851
In the 1851 census, Nepean shared boundaries with:
Full census record, 1851
The 1851 census recorded 192 measurements for this Census Subdivision across 6 categories.
Population & families (1851). This community's record includes 3,800 total population, 1,966 males, 1,834 females, Male members of the family who are present: 1,795, Female members of the family who are present: 1,708, 1,372 single males, 1,225 single females, 596 families, 550 married males, 544 married females, 310 males attending school, 221 females attending school, Males present who are not members of the family: 171, Male members of the family who are present: 129, Females present who are not members of the family: 126, 85 female births, 76 male births, 65 widowed females, Female members of the family who are absent: 57, 42 widowed males, 4 lunatic females, 3 lunatic males, 2 deaf and dumb females, 2 deaf and dumb males, 1 blind males, 1 persons at sea. (Source: 1851 Census of Canada, V1T1; V1T3.)
Age structure (1851). This community's record includes 299 males aged 5 to 10, 294 females aged 5 to 10, 277 single females aged 10 to 15, 267 single males aged 10 to 15, 236 single males aged 15 to 20, 218 single females aged 15 to 20, 181 married females aged 30 to 40, 180 married females aged 20 to 30, 177 single males aged 20 to 30, 172 married males aged 30 to 40, 133 married males aged 40 to 50, 116 married males aged 20 to 30, 97 married females aged 40 to 50, 95 married males aged 50 to 60, 84 females under age 1, 82 males aged 4 to 5, 80 single females aged 20 to 30, 77 females aged 2 to 3, 77 males under age 1, 73 males aged 2 to 3, 65 males aged 3 to 4, 63 females aged 4 to 5, 62 males aged 1 to 2, 58 females age 3 to 4, 57 females aged 1 to 2, 48 married females aged 50 to 60, 36 married males aged 60 to 70, 18 widowed females aged 50 to 60, 17 single males aged 30 to 40, 16 married females aged 60 to 70, 16 widowed females aged 60 to 70, 13 married females aged 15 to 20, 13 widowed females aged 40 to 50, 12 married males aged 70 to 80, 11 widowed males aged 50 to 60, 10 widowed females aged 70 to 80, 10 widowed males aged 60 to 70, 9 single males aged 40 to 50, 8 widowed males aged 40 to 50, 7 married females aged 70 to 80, 7 single females aged 30 to 40, 7 single males aged 50 to 60, 5 widowed females aged 30 to 40, 5 widowed males aged 30 to 40, 4 widowed males aged 70 to 80, 4 widowed males aged 80 to 90, 3 married males aged 80 to 90, 2 males of unknown age, 2 married females aged 80 to 90, 2 married males aged 15 to 20, 2 single females aged 40 to 50, 2 single females aged 50 to 60, 2 widowed females aged 80 to 90, 1 married males aged 90 to 100, 1 single females aged 60 to 70, 1 single males aged 70 to 80, 1 widowed females aged 20 to 30. (Source: 1851 Census of Canada, V1T3.)
Ethnic origin (1851). This community's record includes 2,055 persons native to Canada, not of French origin, 1,310 persons originating in Ireland, 192 French Canadians, 142 persons originating in Scotland, 65 persons originating in England or Wales, 30 persons originating in the United States, 12 Indigenous persons, 8 female negroes or coloured persons, 4 Indigenous females, 4 Indigenous males, 4 male negroes or coloured persons, 3 persons originating in Nova Scotia or Prince Edward Island, 1 persons originating in Germany or Holland, 1 persons originating in Newfoundland. (Source: 1851 Census of Canada, V1T1; V1T3.)
Agriculture (1851). This community's record includes 91,529 pounds of homemade butter, 58,930 bushels of potatoes, 53,983 bushels of oats, 48,866 acres of land in farms, 43,714 bushels of wheat, 34,947 acres of farmland in woodland or forest, 14,252 bushels of turnips, 13,919 acres of farmland under cultivation, 10,639 bushels of peas, 9,779 acres of farmland under crops, 7,362 pounds of wool produced on farms, 5,694 pounds of cheese produced on farms, 4,104 acres of farmland in pasture, 3,693 tons of hay, 3,610 bushels of corn, 3,549 bushels of rye, 2,417 acres of wheat, 2,288 sheep, 2,274 swine, 1,913 acres of oats, 1,583 milk cows, 1,433 bushels of barley, 1,423 calves and heifers, 1,379 barrels of pork, 1,216 horses, 764 acres of potatoes, 638 bushels of mangel wurtzel, 612 acres of peas, 524 bushels of carrots, 469 occupants of farms, 438 bulls, oxen, or steers, 393 bushels of buckwheat, 390 pounds of maple sugar, 340 barrels of beef, 238 acres of rye, 188 persons living on farms between 50 and 100 acres, 148 acres of corn, 107 persons living on farms between 100 and 200 acres, 84 persons living on farms between 20 and 50 acres, 55 acres of barley, 49 persons living on farms under 10 acres, 46 acres of turnips, 36 acres of farmland in gardens or orchards, 27 bushels of beans, 26 persons living on farms over 200 acres, 25 bushels of clover, timothy, or other grass seed, 23 acres of buckwheat, 17 pounds of hops, 15 persons living on farms between 10 and 20 acres. (Source: 1851 Census of Canada, V2T6.)
Manufacturing & industry (1851). This community's record includes 20,000 gallons of beer produced in breweries, 6,000 feet of lumber produced daily by saw mills reporting daily production, 5,610 yards of fulled cloth, 2,900 yards of cloth produced in woollen factories, 700 breweries returning capital, $700 value capital returned by grist mills (pounds sterling), $600 value capital returned by saw mills (pounds sterling), 250 carding and fulling mills returning capital, 12 employees in saw mills, 5 saw mills, 5 saw mills powered by water, 4 employees in grist mills, 4 saw mills not reporting, 3 employees in carding and fulling mills, 2 saw mills returning capital, 1 breweries, 1 breweries not reporting, 1 breweries reporting, 1 carding and fulling mills, 1 carding and fulling mills reporting, 1 grist mills, 1 grist mills powered by water, 1 grist mills reporting daily production, 1 grist mills returning capital, 1 saw mills reporting daily production, 1 tanneries, 1 tanneries not reporting, 1 woollen factories, 1 woollen factories reporting. 75 barrels of flour produced per day by grist mills reporting daily production. (Source: 1851 Census of Canada, V2T6; V2T7.)
Deaths & mortality (1851). This community's record includes 20 total number of deaths, Deaths in the past year among females of all ages: 10, Deaths in the past year among males of all ages: 10, Deaths in the past year among females under age 1: 4, Deaths in the past year among females aged 50 to 60: 2, Deaths in the past year among males aged 40 to 50: 2, Deaths in the past year among males aged 50 to 60: 2, Deaths in the past year among females aged 15 to 20: 1, Deaths in the past year among females aged 20 to 30: 1, Deaths in the past year among females aged 40 to 50: 1, Deaths in the past year among males age 3 to 4: 1, Deaths in the past year among males aged 20 to 30: 1, Deaths in the past year among males aged 30 to 40: 1, Deaths in the past year among males aged 4 to 5: 1, Deaths in the past year among males aged 70 to 80: 1, Deaths in the past year among males under age 1: 1. (Source: 1851 Census of Canada, V1T3.)
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 1851, listed below by birth year. Each name links to that person's DCB entry.
| Name | Lifespan | Connection |
|---|---|---|
| Arthur Hopper | 1784–1872 | died here |
Identifiers
- TCP UID:
ON004008— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON105008_1921— computed from spatial-overlap chains across census years - Wikidata: Q6994612
- Wikipedia (EN): https://en.wikipedia.org/wiki/Nepean_Township
Sources
Census tabulations from the 1851 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). "Nepean, Ontario (1851 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/nepean-on004008-1851/.