Thetford, Quebec (1851 census)
Thetford was a census subdivision in Mégantic County, Quebec, recorded in the 1851 Census of Canada with a population of 75. The administrative centroid was at approximately 46.126°N, 71.229°W.
Population
In 1851, Thetford had a population of 75: 39 male and 36 female residents.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 75 |
| 1861 | 282 |
| 1871 | 1,092 |
| 1881 | 798 |
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, Thetford shared boundaries with:
Full census record, 1851
The 1851 census recorded 226 measurements for this Census Subdivision across 6 categories. Tables below are collapsible.
Population & families (23 variables)
| Variable | Value |
|---|---|
| C10 FAM NO | 19 |
| Female members of the family who are present | 35 |
| Females present who are not members of the family | 1 |
| Male members of the family who are present | 36 |
| Male members of the family who are present | 5 |
| Males present who are not members of the family | 3 |
| Number of families | 19 |
| Number of female births in the past year | 2 |
| Number of females | 36 |
| Number of male births in the past year | 1 |
| Number of males | 39 |
| Number of males attending school | 1 |
| Number of married females | 11 |
| Number of married males | 12 |
| Number of single females | 24 |
| Number of single males | 26 |
| Number of widowed females | 1 |
| Number of widowed males | 1 |
| POP | 75 |
| POP FX N.1 | 36 |
| POP MX N.1 | 39 |
| POP XX N.1 | 75 |
| Total population | 75 |
Age structure (26 variables)
| Variable | Value |
|---|---|
| Number of females aged 1 to 2 | 1 |
| Number of females aged 2 to 3 | 3 |
| Number of females aged 4 to 5 | 3 |
| Number of females aged 5 to 10 | 6 |
| Number of females under age 1 | 2 |
| Number of males aged 1 to 2 | 2 |
| Number of males aged 3 to 4 | 2 |
| Number of males aged 4 to 5 | 1 |
| Number of males aged 5 to 10 | 4 |
| Number of males under age 1 | 1 |
| Number of married females aged 20 to 30 | 6 |
| Number of married females aged 30 to 40 | 3 |
| Number of married females aged 40 to 50 | 1 |
| Number of married females aged 50 to 60 | 1 |
| Number of married males aged 20 to 30 | 4 |
| Number of married males aged 30 to 40 | 4 |
| Number of married males aged 40 to 50 | 2 |
| Number of married males aged 50 to 60 | 1 |
| Number of married males aged 70 to 80 | 1 |
| Number of single females aged 10 to 15 | 4 |
| Number of single females aged 15 to 20 | 5 |
| Number of single males aged 10 to 15 | 2 |
| Number of single males aged 15 to 20 | 6 |
| Number of single males aged 20 to 30 | 8 |
| Number of widowed females aged 40 to 50 | 1 |
| Number of widowed males aged 60 to 70 | 1 |
Ethnic origin (4 variables)
| Variable | Value |
|---|---|
| Number of French Canadians | 18 |
| Number of persons native to Canada, not of French origin | 34 |
| Number of persons originating in Ireland | 22 |
| Number of persons originating in Scotland | 1 |
Agriculture (54 variables)
| Variable | Value |
|---|---|
| Acres of barley | 11 |
| Acres of buckwheat | 2 |
| Acres of farmland in pasture | 27 |
| Acres of farmland in woodland or forest | 1,955 |
| Acres of farmland under crops | 118 |
| Acres of farmland under cultivation | 145 |
| Acres of land in farms | 2,100 |
| Acres of oats | 15 |
| Acres of peas | 1 |
| Acres of potatoes | 17 |
| Acres of rye | 3 |
| Acres of turnips | 2 |
| Acres of wheat | 12 |
| BAR AC | 11 |
| BAR BU | 168 |
| Barrels of pork produced in the past year | 15 |
| Bushels of barley produced in the past year | 168 |
| Bushels of buckwheat produced in the past year | 52 |
| Bushels of clover, timothy, or other grass seed produced in the past year | 28 |
| Bushels of oats produced in the past year | 257 |
| Bushels of peas produced in the past year | 9 |
| Bushels of potatoes produced in the past year | 1,325 |
| Bushels of rye produced in the past year | 35 |
| Bushels of turnips produced in the past year | 340 |
| Bushels of wheat produced in the past year | 150 |
| BWT AC | 2 |
| BWT BU | 52 |
| HAY TONS | 24 |
| Number of bulls, oxen, or steers | 10 |
| Number of calves and heifers | 12 |
| Number of horses | 7 |
| Number of milk cows | 19 |
| Number of occupants of farms | 18 |
| Number of persons living on farms between 100 and 200 acres | 3 |
| Number of persons living on farms between 50 and 100 acres | 15 |
| Number of sheep | 21 |
| Number of swine | 28 |
| OAT AC | 15 |
| OAT BU | 257 |
| PEA AC | 1 |
| PEA BU | 9 |
| PORK BAR | 15 |
| POT AC | 17 |
| POT BU | 1,325 |
| Pounds of flax or hemp produced in the past year | 32 |
| Pounds of homemade butter | 900 |
| Pounds of maple sugar produced in the past year | 992 |
| Pounds of wool produced on farms in the past year | 51 |
| RYE AC | 3 |
| RYE BU | 35 |
| Tons of hay produced in the past year | 24 |
| WHT AC | 12 |
| WHT BU | 150 |
| WOOL LBS | 51 |
Manufacturing & industry (45 variables)
| Variable | Value |
|---|---|
| Barrels of flour produced per year by grist mills reporting annual production | |
| Feet of lumber produced daily by saw mills reporting daily production | |
| Feet of lumber produced per year by saw mills reporting annual production | |
| Logs produced by saw mills reporting production by number of logs | |
| Number of carding and fulling mills | |
| Number of carding and fulling mills not reporting | |
| Number of carding and fulling mills reporting | |
| Number of carding and fulling mills returning capital | |
| Number of employees in carding and fulling mills | |
| Number of employees in grist mills | |
| Number of employees in saw mills | |
| Number of employees in tanneries | |
| Number of grist mills | |
| Number of grist mills not reporting | |
| Number of grist mills powered by steam | |
| Number of grist mills powered by water | |
| Number of grist mills reporting annual production | |
| Number of grist mills reporting value of annual production or rent | |
| Number of grist mills returning capital | |
| Number of saw mill plants | |
| Number of saw mills | |
| Number of saw mills not reporting | |
| Number of saw mills powered by steam | |
| Number of saw mills powered by water | |
| Number of saw mills reporting annual production | |
| Number of saw mills reporting daily production | |
| Number of saw mills reporting production by number of logs | |
| Number of saw mills reporting value of annual production or rent | |
| Number of saw mills returning capital | |
| Number of tanneries | |
| Number of tanneries not reporting | |
| Number of tanneries reporting | |
| Number of tanneries returning capital | |
| Number of woollen factories | |
| Number of woollen factories reporting | |
| Number of woollen factories returning capital | |
| Pounds of wool produced in carding and fulling mills in the past year | |
| Value of annual production or rent from grist mills (pounds sterling) | |
| Value of annual production or rent from saw mills (pounds sterling) | |
| Value of capital returned by grist mills (pounds sterling) | |
| Value of capital returned by saw mills (pounds sterling) | |
| Value of leather produced in tanneries in the past year (pounds sterling) | |
| Yards of cloth produced in carding and fulling mills in the past year | |
| Yards of flannel produced in the past year | 58 |
| Yards of fulled cloth produced in the past year | 10 |
Other recorded variables (74 variables)
| Variable | Value |
|---|---|
| B LBS | 900 |
| BOV | 10 |
| C H | 12 |
| C01 SEX MALE | 39 |
| C02 SEX FEM | 36 |
| C03 TOTAL | 75 |
| C04 MEM OF FAM M | 36 |
| C05 MEM OF FAM F | 35 |
| C06 NOT MEM OF FAM M | 3 |
| C07 NOT MEM OF FAM F | 1 |
| C08 MEM OF FAM ABSENT M | 5 |
| C12 BIRTHS M | 1 |
| C126 MD MALE | 12 |
| C127 S MALE | 26 |
| C128 WID MALE | 1 |
| C129 TOT MALE | 39 |
| C13 BIRTHS F | 2 |
| C130 MD FEM | 11 |
| C131 S FEM | 24 |
| C132 WID FEM | 1 |
| C133 TOT FEM | 36 |
| C134 GRAND TOT | 75 |
| C14 UNDER 1 M | 1 |
| C143 ATTND SCHOOL M | 1 |
| C15 UNDER 1 F | 2 |
| C18 UNDER 2 M | 2 |
| C19 UNDER 2 F | 1 |
| C23 UNDER 3 F | 3 |
| C26 UNDER 4 M | 2 |
| C30 UNDER 5 M | 1 |
| C31 UNDER 5 F | 3 |
| C34 BTWN 5 AND 10 M | 4 |
| C35 BTWN 5 AND 10 F | 6 |
| C39 BTWN 10 AND 15 M S | 2 |
| C41 BTWN 10 AND 15 F S | 4 |
| C45 BTWN 15 AND 20 M S | 6 |
| C47 BTWN 15 AND 20 F S | 5 |
| C50 BTWN 20 AND 30 M MD | 4 |
| C51 BTWN 20 AND 30 M S | 8 |
| C53 BTWN 20 AND 30 F MD | 6 |
| C58 BTWN 30 AND 40 M MD | 4 |
| C61 BTWN 30 AND 40 F MD | 3 |
| C66 BTWN 40 AND 50 M MD | 2 |
| C69 BTWN 40 AND 50 F MD | 1 |
| C71 BTWN 40 AND 50 F WID | 1 |
| C74 BTWN 50 AND 60 M MD | 1 |
| C77 BTWN 50 AND 60 F MD | 1 |
| C84 BTWN 60 AND 70 M WID | 1 |
| C90 BTWN 70 AND 80 M MD | 1 |
| CD NAME | Mégantic |
| CROP | 118 |
| CULT | 145 |
| FC YRDS | 10 |
| FLAN YRDS | 58 |
| FLX LBS | 32 |
| FREN ORIG | 18 |
| GRA BU | 28 |
| HELD | 2,100 |
| HORSE | 7 |
| IRE | 22 |
| LINE NO | 1,210 |
| M COWS | 19 |
| MPLS LBS | 992 |
| NOT FRN | 34 |
| O 100 TO 200 | 3 |
| O 50 TO 100 | 15 |
| PASTURE | 27 |
| SCOT | 1 |
| SHEEP | 21 |
| SWINE | 28 |
| TOT O | 18 |
| TUR AC | 2 |
| TUR BU | 340 |
| WOOD | 1,955 |
Identifiers
- TCP UID:
QC062008— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC050011— 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). "Thetford, Quebec (1851 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/thetford-qc062008-1851/.