Mulgrave & Derry, Quebec (1881 census)
Mulgrave & Derry was a census subdivision in Quebec, recorded in the 1881 Census of Canada with a population of 537. The administrative centroid was at approximately 45.789°N, 75.360°W.
Population
In 1881, Mulgrave & Derry had a population of 537: 274 male and 263 female residents. Population density was 4.0 people per square mile.
Population trajectory across census years
| Year | Population |
|---|---|
| 1881 | 537 |
| 1891 | 632 |
| 1901 | 675 |
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.
Earlier boundary forms
- In an earlier year, this CSD contained Derry, 1871 (42.3% share).
- In an earlier year, this CSD contained Mulgrave, 1871 (57.7% share).
Neighbouring Census Subdivisions in 1881
In the 1881 census, Mulgrave & Derry shared boundaries with:
Full census record, 1881
The 1881 census recorded 67 measurements for this Census Subdivision across 5 categories. Tables below are collapsible.
Population & families (12 variables)
| Variable | Value |
|---|---|
| FAM NO | 83 |
| Number of families | 83 |
| Number of females | 263 |
| Number of males | 274 |
| Number of married females | 76 |
| Number of married males | 78 |
| Number of married persons | 154 |
| Number of widowed females | 9 |
| Number of widowed males | 9 |
| Number of widowed persons | 18 |
| POP TOT | 537 |
| Total population | 537 |
Age structure (3 variables)
| Variable | Value |
|---|---|
| Number of single females under 18 | 178 |
| Number of single males under 18 | 187 |
| Number of single persons under 18 | 365 |
Buildings & housing (4 variables)
| Variable | Value |
|---|---|
| Number of houses under construction | 9 |
| Number of inhabited houses | 75 |
| Number of occupied houses | 75 |
| Number of uninhabited houses | 7 |
Agriculture (29 variables)
| Variable | Value |
|---|---|
| Acres of hay crops | 540 |
| Acres of potatoes | 84 |
| Acres of wheat | 82 |
| BAR BU | 332 |
| Bushels of barley produced in the past year | 332 |
| Bushels of buckwheat produced in the past year | 1,108 |
| Bushels of clover, timothy, or other grass seed produced in the past year | 6 |
| Bushels of corn produced in the past year | 237 |
| Bushels of oats produced in the past year | 6,433 |
| Bushels of other root crops produced in the past year | 256 |
| Bushels of peas and beans produced in the past year | 680 |
| Bushels of potatoes produced in the past year | 6,474 |
| Bushels of rye produced in the past year | 643 |
| Bushels of spring wheat produced in the past year | 537 |
| Bushels of turnips produced in the past year | 8,565 |
| Bushels of winter wheat produced in the past year | 38 |
| BWT BU | 1,108 |
| CRN BU | 237 |
| HAY AC | 540 |
| HAY TONS | 498 |
| OAT BU | 6,433 |
| PEA AND BEN BU | 680 |
| POT AC | 84 |
| POT BU | 6,474 |
| RYE BU | 643 |
| Tons of hay produced in the past year | 498 |
| WHT AC | 82 |
| WHT SP BU | 537 |
| WHT WTR BU | 38 |
Other recorded variables (19 variables)
| Variable | Value |
|---|---|
| C UNMD F | 178 |
| C UNMD M | 187 |
| C UNMD TOT | 365 |
| D OCC | 75 |
| FEMALE | 263 |
| GRA BU | 6 |
| H CON | 9 |
| H INHAB | 75 |
| H UNINH | 7 |
| MALE | 274 |
| MD F | 76 |
| MD M | 78 |
| MD TOT | 154 |
| NUMBER CD | 97 |
| OTHR ROOT BU | 256 |
| TUR BU | 8,565 |
| WID F | 9 |
| WID M | 9 |
| WID TOT | 18 |
Identifiers
- TCP UID:
QC097013— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC160025— 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 1881 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). "Mulgrave & Derry, Quebec (1881 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/mulgrave-derry-qc097013-1881/.