Lac des Deux Montagnes, Quebec (1851 census)
Lac des Deux Montagnes was a census subdivision in Quebec, recorded in the 1851 Census of Canada with a population of 630. The administrative centroid was at approximately 45.499°N, 74.071°W.
Population
In 1851, Lac des Deux Montagnes had a population of 630: 316 male and 314 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 630 |
| 1861 | 562 |
| 1871 | 735 |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Neighbouring Census Subdivisions in 1851
In the 1851 census, Lac des Deux Montagnes shared boundaries with:
Full census record, 1851
The 1851 census recorded 175 measurements for this Census Subdivision across 6 categories.
Population & families (1851). This community's record includes 630 total population, 316 males, 314 females, Female members of the family who are present: 306, Male members of the family who are present: 299, 198 single females, 181 single males, 120 families, 110 married females, 110 married males, 47 males attending school, 33 females attending school, 25 widowed males, Males present who are not members of the family: 17, Male members of the family who are present: 12, 10 male births, 9 female births, Females present who are not members of the family: 8, 6 widowed females, Female members of the family who are absent: 1, 1 lunatic males. (Source: 1851 Census of Canada, V1T3.)
Age structure (1851). This community's record includes 49 males aged 5 to 10, 47 single females aged 10 to 15, 42 females aged 5 to 10, 41 single males aged 10 to 15, 39 single females aged 15 to 20, 29 married females aged 30 to 40, 29 married males aged 30 to 40, 26 married females aged 50 to 60, 25 married males aged 20 to 30, 24 married males aged 40 to 50, 23 single males aged 15 to 20, 22 married females aged 20 to 30, 22 married females aged 40 to 50, 17 single females aged 20 to 30, 16 females under age 1, 16 males under age 1, 14 married males aged 50 to 60, 12 married males aged 15 to 20, 10 males aged 1 to 2, 10 males aged 3 to 4, 10 widowed males aged 60 to 70, 9 females aged 2 to 3, 7 females age 3 to 4, 7 females aged 1 to 2, 7 females aged 4 to 5, 7 widowed males aged 70 to 80, 6 males aged 2 to 3, 6 married females aged 60 to 70, 6 single males aged 20 to 30, 6 single males aged 40 to 50, 5 males aged 4 to 5, 5 married males aged 60 to 70, 5 single males aged 30 to 40, 5 widowed males aged 40 to 50, 4 single females aged 30 to 40, 3 married females aged 70 to 80, 3 single males aged 50 to 60, 2 widowed females aged 50 to 60, 2 widowed males aged 80 to 90, 1 married females aged 15 to 20, 1 married females aged 80 to 90, 1 married males aged 70 to 80, 1 single females aged 50 to 60, 1 single males aged 70 to 80, 1 widowed females aged 30 to 40, 1 widowed females aged 60 to 70, 1 widowed females aged 70 to 80, 1 widowed females aged 80 to 90, 1 widowed males aged 20 to 30. (Source: 1851 Census of Canada, V1T3.)
Ethnic origin (1851). This community's record includes 408 Indigenous persons, 408 persons native to Canada, not of French origin, 218 French Canadians, 212 Indigenous males, 196 Indigenous females, 3 persons originating in France, 1 persons originating in the United States. (Source: 1851 Census of Canada, V1T1; V1T3.)
Agriculture (1851). This community's record includes 76,225 tons of hay, 7,180 pounds of maple sugar, 4,958 bushels of oats, 3,050 pounds of homemade butter, 2,760 acres of land in farms, 2,494 bushels of wheat, 2,004 acres of farmland under cultivation, 1,921 bushels of potatoes, 1,588 acres of farmland under crops, 1,210 pounds of tobacco, 981 bushels of corn, 756 acres of farmland in woodland or forest, 576 bushels of peas, 504 pounds of wool produced on farms, 394 acres of farmland in pasture, 367 bushels of carrots, 326 acres of oats, 304 bushels of buckwheat, 286 acres of wheat, 241 swine, 215 milk cows, 208 sheep, 176 pounds of flax or hemp, 160 horses, 129 bushels of beans, 122 barrels of pork, 119 calves and heifers, 100 occupants of farms, 97 acres of corn, 83 bulls, oxen, or steers, 80 bushels of turnips, 75 acres of peas, 65 bushels of barley, 58 persons living on farms under 10 acres, 46 acres of potatoes, 43 acres of buckwheat, 24 persons living on farms between 10 and 20 acres, 22 acres of farmland in gardens or orchards, 8 persons living on farms between 20 and 50 acres, 6 bushels of clover, timothy, or other grass seed, 5 acres of barley, 4 persons living on farms between 100 and 200 acres, 4 persons living on farms over 200 acres, 2 persons living on farms between 50 and 100 acres, 1 acres of turnips. (Source: 1851 Census of Canada, V2T6.)
Manufacturing & industry (1851). This community's record includes 302 yards of fulled cloth, 195 yards of flannel, 142 yards of linen, gallons of beer produced in breweries, breweries, breweries not reporting, breweries reporting, breweries returning capital, carding and fulling mills, carding and fulling mills not reporting, carding and fulling mills reporting, carding and fulling mills returning capital, distilleries, employees in breweries, employees in carding and fulling mills, employees in grist mills, employees in saw mills, grist mills, grist mills not reporting, grist mills powered by steam, grist mills powered by water, grist mills reporting annual production, grist mills reporting value of annual production or rent, grist mills reporting weekly production, grist mills returning capital, saw mills, saw mills not reporting, saw mills powered by steam, saw mills powered by water, saw mills reporting annual production, saw mills reporting value of annual production or rent, saw mills returning capital, tanneries, tanneries not reporting, pounds of wool produced in carding and fulling mills, $ value annual production or rent from grist mills (pounds sterling), $ value annual production or rent from saw mills (pounds sterling), $ value capital returned by grist mills (pounds sterling), $ value capital returned by saw mills (pounds sterling). barrels of flour produced per week by grist mills reporting weekly production. barrels of flour produced per year by grist mills reporting annual production. feet of lumber produced per year by saw mills reporting annual production. (Source: 1851 Census of Canada, V2T6; V2T7.)
Deaths & mortality (1851). This community's record includes 15 total number of deaths, Deaths in the past year among females of all ages: 8, Deaths in the past year among males of all ages: 7, Deaths in the past year among females under age 1: 4, Deaths in the past year among males age 3 to 4: 2, Deaths in the past year among males aged 1 to 2: 2, Deaths in the past year among males under age 1: 2, Deaths in the past year among females aged 4 to 5: 1, Deaths in the past year among females aged 5 to 10: 1, Deaths in the past year among females aged 60 to 70: 1, Deaths in the past year among males aged 50 to 60: 1. (Source: 1851 Census of Canada, V1T3.)
Identifiers
- TCP UID:
QC080006— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC097002_1851_1871— computed from spatial-overlap chains across census years - Wikidata: not yet grounded. This page covers a place whose persistent identity has not yet been linked to a Wikidata entity. Identification is via TCP UID and spatial polygon only.
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). "Lac des Deux Montagnes, Quebec (1851 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/lac-des-deux-montagnes-qc080006-1851/.