Leinster, Quebec

Leinster was a Census Division in Quebec as recorded in the 1851 Canadian census series. It comprised the constituent Census Subdivisions listed below for each year it appears in the published volumes. Pre-1853 Lower Canada county (predecessor of Berthier/Joliette/L'Assomption/Montcalm); no Wikidata entity

Population trajectory across census years

Aggregate population summed from constituent Census Subdivisions in this Census Division each year. Where the published 1851–1921 census volumes report a CD-level total, the figures should match within rounding; for cities split into wards, the per-CSD sum may diverge from the published CD aggregate.

Constituent Census Subdivisions by year

1851 census

• Chertsey (pop 413)
• Kilkenny (pop 1,050)
• Lachenaie wd (pop 989)
• L’Assomption wd (pop 3,110)
• L’Assomption, Village wd (pop 1,084)
• Repentigny wd (pop 1,879)
• St. Alexis wd (pop 1,433)
• St. Esprit wd (pop 1,980)
• St. Henry (pop 3,031)
• St. Jacques wd (pop 4,759)
• St. Lin wd (pop 2,959)
• St. Patrick (pop 2,279)
• St. Roch wd (pop 2,802)
• St. Sulpice wd (pop 1,012)
• Ste. Julienne wd (pop 765)
• Wexford (pop 145)

Lineage

Boundary changes connecting this Census Division to others in the 1851–1921 series, derived from spatial polygon overlap across census-year boundary files.

• Split into L'Assomption, Montcalm in 1861.

Identifiers

• HGIS Canada CD ID: CD_QC_Leinster

Sources

Census Division boundaries derived from the Canadian Peoples / TCP 1851–1921 Census Subdivision boundary files (NAME_CD_<year> attributes, hosted at the HGIS Lab, University of Saskatchewan). Constituent-CSD memberships use the P10_falls_within CIDOC-CRM relationships emitted by the spatial CIDOC builder. Wikidata grounding for Census Divisions performed via the HGIS Canada Knowledge Graph project's MCP-assisted disambiguation pipeline. See the About / Methodology page for the full data pipeline.