London, Ontario (1851 census)
London was a census subdivision in Middlesex County, Ontario, recorded in the 1851 Census of Canada with a population of 6,735. The administrative centroid was at approximately 43.071°N, 81.299°W.
Population
In 1851, London had a population of 6,735: 3,450 male and 3,285 female residents. Population density was 37.2 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1851 | 6,735 |
| 1861 | 9,666 |
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 London, Ward—Quartier No. 4, 1861 (0.7% of this CSD's polygon).
Neighbouring Census Subdivisions in 1851
In the 1851 census, London shared boundaries with:
- Biddulph
- Delaware
- Dorchester N
- Lobo
- London, St. Andrew’s Ward
- London, St. David’s Ward
- London, St. Patrick’s Ward
- McGillivray
- Nissouri W-O
- Westminster
- Williams
Full census record, 1851
The 1851 census recorded 415 measurements for this Census Subdivision across 8 categories. Tables below are collapsible.
Population & families (32 variables)
| Variable | Value |
|---|---|
| C10 FAM NO | 1,070 |
| Female members of the family who are absent | 18 |
| Female members of the family who are present | 3,106 |
| Females present who are not members of the family | 179 |
| Male members of the family who are present | 3,171 |
| Male members of the family who are present | 34 |
| Males present who are not members of the family | 279 |
| Number of blind females | 2 |
| Number of blind males | 3 |
| Number of deaf and dumb females | 7 |
| Number of deaf and dumb males | 4 |
| Number of families | 1,070 |
| Number of female births in the past year | 117 |
| Number of females | 3,285 |
| Number of females attending school | 620 |
| Number of lunatic females | 4 |
| Number of lunatic males | 3 |
| Number of male births in the past year | 137 |
| Number of males | 3,450 |
| Number of males attending school | 747 |
| Number of married females | 1,014 |
| Number of married males | 962 |
| Number of persons at sea | 3 |
| Number of single females | 2,163 |
| Number of single males | 2,425 |
| Number of widowed females | 108 |
| Number of widowed males | 63 |
| POP | 6,735 |
| POP FX N.1 | 3,285 |
| POP MX N.1 | 3,450 |
| POP XX N.1 | 6,735 |
| Total population | 6,735 |
Age structure (62 variables)
| Variable | Value |
|---|---|
| Number of females age 3 to 4 | 106 |
| Number of females aged 1 to 2 | 100 |
| Number of females aged 2 to 3 | 106 |
| Number of females aged 4 to 5 | 101 |
| Number of females aged 5 to 10 | 494 |
| Number of females of unknown age | 1 |
| Number of females under age 1 | 127 |
| Number of males aged 1 to 2 | 103 |
| Number of males aged 2 to 3 | 102 |
| Number of males aged 3 to 4 | 110 |
| Number of males aged 4 to 5 | 85 |
| Number of males aged 5 to 10 | 475 |
| Number of males of unknown age | 4 |
| Number of males under age 1 | 121 |
| Number of married females aged 15 to 20 | 44 |
| Number of married females aged 20 to 30 | 276 |
| Number of married females aged 30 to 40 | 302 |
| Number of married females aged 40 to 50 | 211 |
| Number of married females aged 50 to 60 | 116 |
| Number of married females aged 60 to 70 | 48 |
| Number of married females aged 70 to 80 | 16 |
| Number of married females aged 80 to 90 | 1 |
| Number of married males aged 15 to 20 | 1 |
| Number of married males aged 20 to 30 | 164 |
| Number of married males aged 30 to 40 | 244 |
| Number of married males aged 40 to 50 | 245 |
| Number of married males aged 50 to 60 | 174 |
| Number of married males aged 60 to 70 | 94 |
| Number of married males aged 70 to 80 | 33 |
| Number of married males aged 80 to 90 | 6 |
| Number of married males aged 90 to 100 | 1 |
| Number of single females aged 10 to 15 | 470 |
| Number of single females aged 15 to 20 | 411 |
| Number of single females aged 20 to 30 | 215 |
| Number of single females aged 30 to 40 | 17 |
| Number of single females aged 40 to 50 | 6 |
| Number of single females aged 50 to 60 | 3 |
| Number of single females aged 60 to 70 | 2 |
| Number of single females aged 70 to 80 | 4 |
| Number of single males aged 10 to 15 | 460 |
| Number of single males aged 15 to 20 | 459 |
| Number of single males aged 20 to 30 | 398 |
| Number of single males aged 30 to 40 | 57 |
| Number of single males aged 40 to 50 | 19 |
| Number of single males aged 50 to 60 | 17 |
| Number of single males aged 60 to 70 | 9 |
| Number of single males aged 70 to 80 | 5 |
| Number of single males aged 90 to 100 | 1 |
| Number of widowed females aged 20 to 30 | 6 |
| Number of widowed females aged 30 to 40 | 9 |
| Number of widowed females aged 40 to 50 | 18 |
| Number of widowed females aged 50 to 60 | 28 |
| Number of widowed females aged 60 to 70 | 23 |
| Number of widowed females aged 70 to 80 | 13 |
| Number of widowed females aged 80 to 90 | 11 |
| Number of widowed males aged 20 to 30 | 2 |
| Number of widowed males aged 30 to 40 | 5 |
| Number of widowed males aged 40 to 50 | 16 |
| Number of widowed males aged 50 to 60 | 13 |
| Number of widowed males aged 60 to 70 | 19 |
| Number of widowed males aged 70 to 80 | 4 |
| Number of widowed males aged 80 to 90 | 4 |
Ethnic origin (12 variables)
| Variable | Value |
|---|---|
| Number of persons native to Canada, not of French origin | 3,779 |
| Number of persons originating in all other places | 2 |
| Number of persons originating in England or Wales | 885 |
| Number of persons originating in Germany or Holland | 12 |
| Number of persons originating in Ireland | 1,327 |
| Number of persons originating in Jersey or other British islands | 3 |
| Number of persons originating in Nova Scotia or Prince Edward Island | 96 |
| Number of persons originating in Scotland | 377 |
| Number of persons originating in the East Indies | 2 |
| Number of persons originating in the United States | 245 |
| Number of persons originating in the West Indies | 4 |
| Number of persons whose origin is unknown | 3 |
Agriculture (73 variables)
| Variable | Value |
|---|---|
| Acres of barley | 452 |
| Acres of buckwheat | 91 |
| Acres of corn | 437 |
| Acres of farmland in gardens or orchards | 759 |
| Acres of farmland in pasture | 9,624 |
| Acres of farmland in woodland or forest | 53,383 |
| Acres of farmland under crops | 19,392 |
| Acres of farmland under cultivation | 29,775 |
| Acres of land in farms | 83,158 |
| Acres of oats | 6,045 |
| Acres of peas | 2,086 |
| Acres of potatoes | 580 |
| Acres of rye | 309 |
| Acres of turnips | 295 |
| Acres of wheat | 5,410 |
| BAR AC | 452 |
| BAR BU | 9,532 |
| Barrels of beef produced in the past year | 1,804 |
| Barrels of pork produced in the past year | 5,685 |
| BEEF BAR | 1,804 |
| Bushels of barley produced in the past year | 9,532 |
| Bushels of beans produced in the past year | 99 |
| Bushels of buckwheat produced in the past year | 1,292 |
| Bushels of carrots produced in the past year | 272 |
| Bushels of clover, timothy, or other grass seed produced in the past year | 82 |
| Bushels of corn produced in the past year | 8,894 |
| Bushels of mangel wurtzel produced in the past year | 259 |
| Bushels of oats produced in the past year | 145,922 |
| Bushels of peas produced in the past year | 29,185 |
| Bushels of potatoes produced in the past year | 22,787 |
| Bushels of rye produced in the past year | 4,001 |
| Bushels of turnips produced in the past year | 43,774 |
| Bushels of wheat produced in the past year | 93,091 |
| BWT AC | 91 |
| BWT BU | 1,292 |
| CRN AC | 437 |
| CRN BU | 8,894 |
| Gallons of cider produced in the past year | 744 |
| HAY TONS | 5,080 |
| Number of bulls, oxen, or steers | 1,289 |
| Number of calves and heifers | 2,506 |
| Number of horses | 2,155 |
| Number of milk cows | 2,836 |
| Number of occupants of farms | 835 |
| Number of persons living on farms between 10 and 20 acres | 20 |
| Number of persons living on farms between 100 and 200 acres | 120 |
| Number of persons living on farms between 20 and 50 acres | 149 |
| Number of persons living on farms between 50 and 100 acres | 497 |
| Number of persons living on farms over 200 acres | 19 |
| Number of persons living on farms under 10 acres | 30 |
| Number of sheep | 12,899 |
| Number of swine | 5,435 |
| OAT AC | 6,045 |
| OAT BU | 145,922 |
| PEA AC | 2,086 |
| PEA BU | 29,185 |
| PORK BAR | 5,685 |
| POT AC | 580 |
| POT BU | 22,787 |
| Pounds of cheese produced on farms in the past year | 17,291 |
| Pounds of flax or hemp produced in the past year | 155 |
| Pounds of homemade butter | 110,334 |
| Pounds of hops produced in the past year | 9,699 |
| Pounds of maple sugar produced in the past year | 51,723 |
| Pounds of tobacco produced in the past year | 18 |
| Pounds of wool produced on farms in the past year | 33,691 |
| RYE AC | 309 |
| RYE BU | 4,001 |
| TOB LBS | 18 |
| Tons of hay produced in the past year | 5,080 |
| WHT AC | 5,410 |
| WHT BU | 93,091 |
| WOOL LBS | 33,691 |
Manufacturing & industry (27 variables)
| Variable | Value |
|---|---|
| Gallons of beer produced in breweries in the past year | 5,200 |
| Gallons of liquor produced in distilleries in the past year | 13,000 |
| Number of breweries reporting | 1 |
| Number of carding and fulling mills | 2 |
| Number of carding and fulling mills reporting | 2 |
| Number of distilleries | 3 |
| Number of distilleries not reporting | 1 |
| Number of distilleries reporting | 2 |
| Number of distilleries returning capital | 750 |
| Number of employees in breweries | 2 |
| Number of employees in distilleries | 10 |
| Number of employees in grist mills | 3 |
| Number of grist mills | 1 |
| Number of grist mills not reporting | 1 |
| Number of grist mills powered by water | 1 |
| Number of saw mills | 4 |
| Number of saw mills not reporting | 4 |
| Number of saw mills powered by water | 4 |
| Number of woollen factories | 1 |
| Number of woollen factories reporting | 1 |
| Pounds of wool produced in carding and fulling mills in the past year | 3,000 |
| Value of cloth produced in woollen factories in the past year (pounds sterling) | 100 |
| Yards of cloth produced in carding and fulling mills in the past year | 11,000 |
| Yards of cloth produced in woollen factories in the past year | 8,500 |
| Yards of flannel produced in the past year | 15,135 |
| Yards of fulled cloth produced in the past year | 6,060 |
| Yards of linen produced in the past year | 457 |
Fisheries (1 variable)
| Variable | Value |
|---|---|
| Barrels of cured fish produced in the past year | 12 |
Deaths & mortality (22 variables)
| Variable | Value |
|---|---|
| Deaths in the past year among females aged 1 to 2 | 4 |
| Deaths in the past year among females aged 15 to 20 | 2 |
| Deaths in the past year among females aged 20 to 30 | 2 |
| Deaths in the past year among females aged 40 to 50 | 2 |
| Deaths in the past year among females aged 50 to 60 | 1 |
| Deaths in the past year among females aged 60 to 70 | 2 |
| Deaths in the past year among females aged 80 to 90 | 1 |
| Deaths in the past year among females of all ages | 23 |
| Deaths in the past year among females of unknown age | 4 |
| Deaths in the past year among females under age 1 | 5 |
| Deaths in the past year among males aged 1 to 2 | 1 |
| Deaths in the past year among males aged 10 to 15 | 1 |
| Deaths in the past year among males aged 15 to 20 | 1 |
| Deaths in the past year among males aged 2 to 3 | 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 40 to 50 | 1 |
| Deaths in the past year among males aged 50 to 60 | 2 |
| Deaths in the past year among males aged 70 to 80 | 2 |
| Deaths in the past year among males of all ages | 15 |
| Deaths in the past year among males under age 1 | 4 |
| Total number of deaths in the past year | 38 |
Other recorded variables (186 variables)
| Variable | Value |
|---|---|
| AT SEA | 3 |
| B LBS | 110,334 |
| BEN BU | 99 |
| BOV | 1,289 |
| C F BAR | 12 |
| C H | 2,506 |
| C LBS | 17,291 |
| C01 GM NO MILLS | 1 |
| C01 SEX MALE | 3,450 |
| C02 SEX FEM | 3,285 |
| C03 GM WATER | 1 |
| C03 TOTAL | 6,735 |
| C04 MEM OF FAM M | 3,171 |
| C05 MEM OF FAM F | 3,106 |
| C06 NOT MEM OF FAM M | 279 |
| C07 NOT MEM OF FAM F | 179 |
| C08 MEM OF FAM ABSENT M | 34 |
| C09 MEM OF FAM ABSENT F | 18 |
| C100 BTWN 80 AND 90 M WID | 4 |
| C101 BTWN 80 AND 90 F MD | 1 |
| C103 BTWN 80 AND 90 F WID | 11 |
| C105 BTWN 80 AND 90 F DEATHS | 1 |
| C106 BTWN 90 AND 100 M MD | 1 |
| C107 BTWN 90 AND 100 M S | 1 |
| C12 BIRTHS M | 137 |
| C122 AGES NOT GIVEN M | 4 |
| C123 AGES NOT GIVEN F | 1 |
| C125 DEATHS AGES NOT GIVEN F | 4 |
| C126 MD MALE | 962 |
| C127 S MALE | 2,425 |
| C128 WID MALE | 63 |
| C129 TOT MALE | 3,450 |
| C13 BIRTHS F | 117 |
| C130 MD FEM | 1,014 |
| C131 S FEM | 2,163 |
| C132 WID FEM | 108 |
| C133 TOT FEM | 3,285 |
| C134 GRAND TOT | 6,735 |
| C135 DEATHS M | 15 |
| C136 DEATHS F | 23 |
| C137 DEATHS TOT | 38 |
| C14 GM HANDS | 3 |
| C14 UNDER 1 M | 121 |
| C143 ATTND SCHOOL M | 747 |
| C144 ATTND SCHOOL F | 620 |
| C145 DEAF AND DUMB M | 4 |
| C146 DEAF AND DUMB F | 7 |
| C147 BLIND M | 3 |
| C148 BLIND F | 2 |
| C149 LUNATICS M | 3 |
| C15 GM NO RETURNS | 1 |
| C15 UNDER 1 F | 127 |
| C150 LUNATICS F | 4 |
| C16 DEATHS UNDER 1 M | 4 |
| C16 SM NO | 4 |
| C17 DEATHS UNDER 1 F | 5 |
| C18 SM WATER | 4 |
| C18 UNDER 2 M | 103 |
| C19 UNDER 2 F | 100 |
| C20 DEATHS UNDER 2 M | 1 |
| C21 DEATHS UNDER 2 F | 4 |
| C22 UNDER 3 M | 102 |
| C23 UNDER 3 F | 106 |
| C24 DEATHS UNDER 3 M | 1 |
| C26 UNDER 4 M | 110 |
| C27 UNDER 4 F | 106 |
| C30 UNDER 5 M | 85 |
| C31 SM NO RETURNS | 4 |
| C31 UNDER 5 F | 101 |
| C32 CFM NO | 2 |
| C33 CFM RETURNS | 2 |
| C34 BTWN 5 AND 10 M | 475 |
| C35 BTWN 5 AND 10 F | 494 |
| C35 CFM WOOL | 3,000 |
| C36 CFM CLOTH | 11,000 |
| C39 BTWN 10 AND 15 M S | 460 |
| C39 WF NO | 1 |
| C40 WF RETURNS | 1 |
| C41 BTWN 10 AND 15 F S | 470 |
| C42 BTWN 10 AND 15 M DEATHS | 1 |
| C42 WF P | 100 |
| C43 WF CLOTH | 8,500 |
| C44 BTWN 15 AND 20 M MD | 1 |
| C45 BTWN 15 AND 20 M S | 459 |
| C46 BTWN 15 AND 20 F MD | 44 |
| C46 DIST NO | 3 |
| C47 BTWN 15 AND 20 F S | 411 |
| C47 DIST RETURNS | 2 |
| C48 BTWN 15 AND 20 M DEATHS | 1 |
| C48 DIST CAPITAL | 750 |
| C49 BTWN 15 AND 20 F DEATHS | 2 |
| C49 DIST PRODUCE | 13,000 |
| C50 BTWN 20 AND 30 M MD | 164 |
| C50 DIST HANDS | 10 |
| C51 BTWN 20 AND 30 M S | 398 |
| C51 DIST NO RETURNS | 1 |
| C52 BTWN 20 AND 30 M WID | 2 |
| C53 BTWN 20 AND 30 F MD | 276 |
| C54 BTWN 20 AND 30 F S | 215 |
| C55 BTWN 20 AND 30 F WID | 6 |
| C56 BTWN 20 AND 30 M DEATHS | 1 |
| C57 BTWN 20 AND 30 F DEATHS | 2 |
| C58 BTWN 30 AND 40 M MD | 244 |
| C59 BTWN 30 AND 40 M S | 57 |
| C60 BTWN 30 AND 40 M WID | 5 |
| C61 BTWN 30 AND 40 F MD | 302 |
| C62 BTWN 30 AND 40 F S | 17 |
| C63 BTWN 30 AND 40 F WID | 9 |
| C64 BTWN 30 AND 40 M DEATHS | 1 |
| C65 BREW RETURNS | 1 |
| C66 BTWN 40 AND 50 M MD | 245 |
| C67 BREW PRODUCE | 5,200 |
| C67 BTWN 40 AND 50 M S | 19 |
| C68 BREW HANDS | 2 |
| C68 BTWN 40 AND 50 M WID | 16 |
| C69 BTWN 40 AND 50 F MD | 211 |
| C70 BTWN 40 AND 50 F S | 6 |
| C71 BTWN 40 AND 50 F WID | 18 |
| C72 BTWN 40 AND 50 M DEATHS | 1 |
| C73 BTWN 40 AND 50 F DEATHS | 2 |
| C74 BTWN 50 AND 60 M MD | 174 |
| C75 BTWN 50 AND 60 M S | 17 |
| C76 BTWN 50 AND 60 M WID | 13 |
| C77 BTWN 50 AND 60 F MD | 116 |
| C78 BTWN 50 AND 60 F S | 3 |
| C79 BTWN 50 AND 60 F WID | 28 |
| C80 BTWN 50 AND 60 M DEATHS | 2 |
| C81 BTWN 50 AND 60 F DEATHS | 1 |
| C82 BTWN 60 AND 70 M MD | 94 |
| C83 BTWN 60 AND 70 M S | 9 |
| C84 BTWN 60 AND 70 M WID | 19 |
| C85 BTWN 60 AND 70 F MD | 48 |
| C86 BTWN 60 AND 70 F S | 2 |
| C87 BTWN 60 AND 70 F WID | 23 |
| C89 BTWN 60 AND 70 F DEATHS | 2 |
| C90 BTWN 70 AND 80 M MD | 33 |
| C91 BTWN 70 AND 80 M S | 5 |
| C92 BTWN 70 AND 80 M WID | 4 |
| C93 BTWN 70 AND 80 F MD | 16 |
| C94 BTWN 70 AND 80 F S | 4 |
| C95 BTWN 70 AND 80 F WID | 13 |
| C96 BTWN 70 AND 80 M DEATHS | 2 |
| C98 BTWN 80 AND 90 M MD | 6 |
| CAR BU | 272 |
| CD NAME | Middlesex |
| CID GAL | 744 |
| CROP | 19,392 |
| CULT | 29,775 |
| DE NL | 12 |
| ENG WLS | 885 |
| EST IN | 2 |
| FC YRDS | 6,060 |
| FLAN YRDS | 15,135 |
| FLX LBS | 155 |
| GARDEN | 759 |
| GRA BU | 82 |
| HELD | 83,158 |
| HOP LBS | 9,699 |
| HORSE | 2,155 |
| IRE | 1,327 |
| JE AND OTHR BI | 3 |
| LIN YRDS | 457 |
| LINE NO | 209 |
| M COWS | 2,836 |
| MPLS LBS | 51,723 |
| MW BU | 259 |
| NOT FRN | 3,779 |
| NOT KNOWN | 3 |
| NS PEI | 96 |
| O 10 TO 20 | 20 |
| O 100 TO 200 | 120 |
| O 20 TO 50 | 149 |
| O 50 TO 100 | 497 |
| O OVR 200 | 19 |
| O UNDR 10 | 30 |
| OTHER PL | 2 |
| PASTURE | 9,624 |
| SCOT | 377 |
| SHEEP | 12,899 |
| SWINE | 5,435 |
| TOT O | 835 |
| TUR AC | 295 |
| TUR BU | 43,774 |
| US | 245 |
| WOOD | 53,383 |
| WST IN | 4 |
Identifiers
- TCP UID:
ON023012— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_ON086007— 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). "London, Ontario (1851 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/on/london-on023012-1851/.