HGIS Canada › Ontario › Sarnia
Sarnia, Ontario (1861–1871)
Sarnia was a township in Ontario, recorded in 2 censuses between 1861 and 1871. Population grew substantially across the period (from 1,560 in 1861 to 3,438 in 1871).
Population trajectory across census years
| Census year | Population | Page |
|---|---|---|
| 1861 | 1,560 | View 1861 detail → |
| 1871 | 3,438 | View 1871 detail → |
Cross-year identity established by spatial polygon overlap (SAME_AS chains across the Canadian Census Subdivision boundary files).
Boundary lineage
Predecessors
- split off from Point Edward, Village in 1881
Identifiers
- Persistent place ID:
PLACE_ON004006— assigned to this enduring entity by chaining year-scoped TCP UIDs through spatial overlap - Wikidata: not yet grounded.
Sources
Census tabulations from the 1851–1921 Census of Canada series, transcribed and georeferenced by the Canadian Peoples / TCP project. Each year's detail page (linked above) cites the specific source table.