Thetford, Quebec (1861 census)
Thetford was a census subdivision in Megantic County, Quebec, recorded in the 1861 Census of Canada with a population of 282. The administrative centroid was at approximately 46.126°N, 71.229°W.
Population
In 1861, Thetford had a population of 282: 142 male and 140 female residents. Population density was 2.8 people per square mile.
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 1861
In the 1861 census, Thetford shared boundaries with:
Full census record, 1861
The 1861 census recorded 238 measurements for this Census Subdivision across 7 categories. Tables below are collapsible.
Population & families (23 variables)
| Variable | Value |
|---|---|
| Female members of the family who are present | 138 |
| Females present who are not members of the family | 2 |
| Male members of the family who are present | 137 |
| Males present who are not members of the family | 5 |
| Number of adult females unable to read or write | 43 |
| Number of adult males unable to read or write | 41 |
| Number of female births in the past year | 7 |
| Number of females | 140 |
| Number of females attending school | 7 |
| Number of male births in the past year | 9 |
| Number of males | 142 |
| Number of males attending school | 6 |
| Number of married females | 43 |
| Number of married males | 45 |
| Number of single females | 93 |
| Number of single males | 95 |
| Number of widowed females | 4 |
| Number of widowed males | 2 |
| POP FX N.1 | 140 |
| POP MX N.1 | 142 |
| POP TOT | 282 |
| POP XX N.1 | 282 |
| Total population | 282 |
Age structure (35 variables)
| Variable | Value |
|---|---|
| Number of females age 3 to 4 | 7 |
| Number of females aged 1 to 2 | 8 |
| Number of females aged 2 to 3 | 6 |
| Number of females aged 4 to 5 | 8 |
| Number of females aged 5 to 10 | 18 |
| Number of males aged 1 to 2 | 9 |
| Number of males aged 2 to 3 | 6 |
| Number of males aged 3 to 4 | 3 |
| Number of males aged 4 to 5 | 6 |
| Number of males aged 5 to 10 | 25 |
| Number of married females aged 20 to 30 | 22 |
| Number of married females aged 30 to 40 | 10 |
| Number of married females aged 40 to 50 | 8 |
| Number of married females aged 50 to 60 | 2 |
| Number of married females aged 60 to 70 | 1 |
| Number of married males aged 15 to 20 | 1 |
| Number of married males aged 20 to 30 | 17 |
| Number of married males aged 30 to 40 | 11 |
| Number of married males aged 40 to 50 | 7 |
| Number of married males aged 50 to 60 | 7 |
| Number of married males aged 60 to 70 | 1 |
| Number of married males aged 80 to 90 | 1 |
| Number of single females aged 10 to 15 | 17 |
| Number of single females aged 15 to 20 | 13 |
| Number of single females aged 20 to 30 | 5 |
| Number of single females aged 30 to 40 | 2 |
| Number of single females aged 40 to 50 | 1 |
| Number of single females aged 60 to 70 | 1 |
| Number of single males aged 10 to 15 | 19 |
| Number of single males aged 15 to 20 | 13 |
| Number of single males aged 20 to 30 | 5 |
| Number of widowed females aged 30 to 40 | 2 |
| Number of widowed females aged 60 to 70 | 2 |
| Number of widowed males aged 50 to 60 | 1 |
| Number of widowed males aged 60 to 70 | 1 |
Ethnic origin (3 variables)
| Variable | Value |
|---|---|
| Number of French Canadians | 140 |
| Number of persons native to Canada, not of French origin | 97 |
| Number of persons originating in Scotland | 45 |
Agriculture (61 variables)
| Variable | Value |
|---|---|
| Acres of barley | 105 |
| Acres of buckwheat | 15 |
| Acres of farmland in pasture | 392 |
| Acres of farmland in woodland or forest | 4,325 |
| Acres of farmland under crops | 616 |
| Acres of farmland under cultivation | 1,008 |
| Acres of land in farms | 5,333 |
| Acres of oats | 122 |
| Acres of peas | 1 |
| Acres of potatoes | 52 |
| Acres of rye | 30 |
| Acres of spring wheat | 9 |
| Acres of turnips | 4 |
| Barrels of beef produced in the past year | 8 |
| Barrels of pork produced in the past year | 68 |
| Bushels of barley produced in the past year | 2,240 |
| Bushels of buckwheat produced in the past year | 326 |
| Bushels of clover, timothy, or other grass seed produced in the past year | 133 |
| Bushels of oats produced in the past year | 2,647 |
| Bushels of peas produced in the past year | 22 |
| Bushels of potatoes produced in the past year | 6,058 |
| Bushels of rye produced in the past year | 526 |
| Bushels of spring wheat produced in the past year | 125 |
| Bushels of turnips produced in the past year | 610 |
| C20 WHT SP AC | 9 |
| C21 WHT SP BU | 125 |
| C22 BAR AC | 105 |
| C23 BAR BU | 2,240 |
| C24 RYE AC | 30 |
| C25 RYE BU | 526 |
| C26 PEA AC | 1 |
| C27 PEA BU | 22 |
| C28 OAT AC | 122 |
| C29 OAT BU | 2,647 |
| C30 BWT AC | 15 |
| C31 BWT BU | 326 |
| C34 POT AC | 52 |
| C35 POT BU | 6,058 |
| C43 HAY TONS | 162 |
| C47 WOOL LBS | 287 |
| C63 BEEF BAR | 8 |
| C64 PORK BAR | 68 |
| HRS ov03 V | 2,132 |
| Number of bulls, oxen, or steers | 21 |
| Number of calves and heifers | 59 |
| Number of horses aged 3 years and under | 5 |
| Number of horses aged over 3 years | 31 |
| Number of milk cows | 79 |
| Number of occupants of farms | 50 |
| Number of persons living on farms between 100 and 200 acres | 6 |
| Number of persons living on farms between 50 and 100 acres | 44 |
| Number of sheep | 122 |
| Number of swine | 96 |
| Pounds of cheese produced on farms in the past year | 160 |
| Pounds of homemade butter | 4,425 |
| Pounds of maple sugar produced in the past year | 10,330 |
| Pounds of wool produced on farms in the past year | 287 |
| Tons of hay produced in the past year | 162 |
| Value of all livestock | 5,708 |
| Value of farm implements in dollars | 415 |
| Value of farms (dollars) | 19,320 |
Manufacturing & industry (5 variables)
| Variable | Value |
|---|---|
| Number of carriages for pleasure | 13 |
| Value of carriages for pleasure (dollars) | 161 |
| Yards of flannel produced in the past year | 241 |
| Yards of fulled cloth produced in the past year | 121 |
| Yards of linen produced in the past year | 3 |
Deaths & mortality (10 variables)
| Variable | Value |
|---|---|
| Deaths in the past year among females aged 1 to 2 | 1 |
| Deaths in the past year among females aged 2 to 3 | 1 |
| Deaths in the past year among females aged 3 to 4 | 1 |
| Deaths in the past year among females of all ages | 3 |
| Deaths in the past year among males aged 1 to 2 | 2 |
| Deaths in the past year among males aged 4 to 5 | 1 |
| Deaths in the past year among males aged 40 to 50 | 1 |
| Deaths in the past year among males aged 5 to 10 | 1 |
| Deaths in the past year among males of all ages | 5 |
| Total number of deaths in the past year | 8 |
Other recorded variables (101 variables)
| Variable | Value |
|---|---|
| C01 TOTAL | 50 |
| C05 OCC 50 TO 100 | 44 |
| C06 OCC 100 TO 200 | 6 |
| C08 HELD | 5,333 |
| C09 UNDR CULT | 1,008 |
| C1 Males | 142 |
| C10 UNDR CROP | 616 |
| C11 UNDR PAST | 392 |
| C12 Under 2 Years M | 9 |
| C120 Married M | 45 |
| C121 Single M | 95 |
| C122 Widowed M | 2 |
| C123 Total M | 142 |
| C124 Married F | 43 |
| C125 Single F | 93 |
| C126 Widows F | 4 |
| C127 Total F | 140 |
| C128 Grand Total | 282 |
| C129 Deaths M | 5 |
| C13 Under 2 Years F | 8 |
| C13 WOOD WILD | 4,325 |
| C130 Deaths F | 3 |
| C131 Deaths Total | 8 |
| C136 Attending School M | 6 |
| C137 Attending School F | 7 |
| C138 Adults unable to read or write M | 41 |
| C139 Adults unable to read or write F | 43 |
| C14 CASH FARM | 19,320 |
| C14 Deaths under 2 years M | 2 |
| C15 CASH IMP | 415 |
| C15 Deaths under 2 years F | 1 |
| C16 Under 3 years M | 6 |
| C17 Under 3 years F | 6 |
| C19 Deaths under 3 years F | 1 |
| C2 Females | 140 |
| C20 Under 4 years M | 3 |
| C21 Under 4 years F | 7 |
| C23 Deaths under 4 years F | 1 |
| C24 Under 5 years M | 6 |
| C25 Under 5 years F | 8 |
| C26 Deaths under 5 years M | 1 |
| C28 Between 5 and 10 Years M | 25 |
| C29 Between 5 and 10 years F | 18 |
| C3 Total | 282 |
| C30 Deaths between 5 and 10 years M | 1 |
| C33 Between 10 and 15 years Single M | 19 |
| C35 Between 10 and 15 years Single F | 17 |
| C36 TUR AC | 4 |
| C37 TUR BU | 610 |
| C38 Between 15 and 20 years Married M | 1 |
| C39 Between 15 and 20 years Single M | 13 |
| C4 Members of Family M | 137 |
| C41 Between 15 and 20 years Single F | 13 |
| C42 CLV TIM GRA | 133 |
| C44 Between 20 and 30 years Married M | 17 |
| C45 Between 20 and 30 years Single M | 5 |
| C45 MPL SGR LBS | 10,330 |
| C47 Between 20 and 30 years Married F | 22 |
| C48 Between 20 and 30 years Single F | 5 |
| C48 FLLD CLOTH YRDS | 121 |
| C49 FLAN YRDS | 241 |
| C5 Members of Family F | 138 |
| C51 LIN YRDS | 3 |
| C52 Between 30 and 40 years Married M | 11 |
| C52 BULLS OX STEERS | 21 |
| C53 MILK COWS | 79 |
| C54 CALVES HEIFERS | 59 |
| C55 Between 30 and 40 years Married F | 10 |
| C55 HORSES | 31 |
| C56 Between 30 and 40 years Single F | 2 |
| C56 HORSES VAL | 2,132 |
| C57 Between 30 and 40 years Widows F | 2 |
| C57 COLTS FILLIES | 5 |
| C58 SHEEP | 122 |
| C59 SWINE | 96 |
| C6 Not Members of Family M | 5 |
| C60 Between 40 and 50 years Married M | 7 |
| C60 TOT VALUE | 5,708 |
| C61 BUTTER LB | 4,425 |
| C62 CHEESE LB | 160 |
| C63 Between 40 and 50 years Married F | 8 |
| C64 Between 40 and 50 years Single F | 1 |
| C66 Between 40 and 50 years Deaths M | 1 |
| C68 Between 50 and 60 years Married M | 7 |
| C68 CAR PLEASURE | 13 |
| C69 VALUE DOL P | 161 |
| C7 Not Members of Family F | 2 |
| C70 Between 50 and 60 years Widowers M | 1 |
| C71 Between 50 and 60 years Married F | 2 |
| C76 Between 60 and 70 years Married M | 1 |
| C78 Between 60 and 70 years Widowers M | 1 |
| C79 Between 60 and 70 years Married F | 1 |
| C8 Births in 1860 M | 9 |
| C80 Between 60 and 70 years Single F | 1 |
| C81 Between 60 and 70 years Widows F | 2 |
| C9 Births in 1860 F | 7 |
| C92 Between 80 and 90 years Married M | 1 |
| CD NAME | Megantic |
| Natives of Canada French Origin | 140 |
| Natives of Canada Not of French Origin | 97 |
| Scotland | 45 |
Identifiers
- TCP UID:
QC032010— 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 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). "Thetford, Quebec (1861 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/thetford-qc032010-1861/.