Derry, Quebec (1871 census)
Derry was a census subdivision in Quebec, recorded in the 1871 Census of Canada with a population of 42. The administrative centroid was at approximately 45.779°N, 75.441°W.
Population
In 1871, Derry had a population of 42. Population density was 0.7 people per square mile.
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 was contained in Derry, East and West, 1861 (42.3% share).
Later boundary forms
- In a later year, this CSD became part of Mulgrave & Derry, 1881 (42.3% share).
Neighbouring Census Subdivisions in 1871
In the 1871 census, Derry shared boundaries with:
Full census record, 1871
The 1871 census recorded 44 measurements for this Census Subdivision across 5 categories. Tables below are collapsible.
Population & families (10 variables)
| Variable | Value |
|---|---|
| Number of families | 8 |
| Number of females | 21 |
| Number of males | 21 |
| Number of married females | 5 |
| Number of married males | 5 |
| Number of married persons | 10 |
| Number of widowed females | 2 |
| Number of widowed males | 1 |
| Number of widowed persons | 3 |
| Total population | 42 |
Age structure (3 variables)
| Variable | Value |
|---|---|
| Number of single females under 18 | 14 |
| Number of single males under 18 | 15 |
| Number of single persons under 18 | 29 |
Buildings & housing (2 variables)
| Variable | Value |
|---|---|
| Number of inhabited houses | 8 |
| Number of occupied houses | 8 |
Agriculture (10 variables)
| Variable | Value |
|---|---|
| BWT BU | 32 |
| HAY AC | 52 |
| HAY TONS | 51 |
| OAT BU | 348 |
| PEA BU | 9 |
| POT AC | 9 |
| POT BU | 730 |
| RYE BU | 12 |
| Total area (acres) | 35,200 |
| WHT SP BU | 24 |
Other recorded variables (19 variables)
| Variable | Value |
|---|---|
| ACRES | 4 |
| AREA | 35,200 |
| CD | 94 |
| CSD | 5 |
| FAMILIES | 8 |
| FEMALE | 21 |
| HOUSES OCCUPIED | 8 |
| INHABITED | 8 |
| MALE | 21 |
| MARRIED F | 5 |
| MARRIED M | 5 |
| MARRIED TOTAL | 10 |
| POPULATION | 42 |
| SINGLE F | 14 |
| SINGLE M | 15 |
| SINGLE TOTAL | 29 |
| WIDOWED F | 2 |
| WIDOWED M | 1 |
| WIDOWED TOTAL | 3 |
Identifiers
- TCP UID:
QC094005— year-scoped identifier from the Canadian Census Subdivision boundary file - Persistent place ID:
PLACE_QC094005— 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 1871 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). "Derry, Quebec (1871 census)" in HGIS Canada Knowledge Graph. Retrieved from https://jimclifford.ca/hgiscanada/places/qc/derry-qc094005-1871/.