Census boundary evidence
Ste. Geneviève de Pierrefonds, VL — 1921 census geography (QC)
This page identifies a census boundary representation. Source-table records below retain their own reporting-unit identity and geographic qualifications.
- Map snapshot identifier
- QC076038_1921
- Source boundary identifier
- QC076038
- Census vintage
- 1921
- Source label
- Ste. Geneviève de Pierrefonds, VL
- Province code
- QC
- District label
- Montréal & Jésus Islands—Iles
- Level
- csd
- Representation class
- E93_Presence
Census continuity group: Ste. Geneviève de Pierrefonds, VL
TCP UID: QC076038
Census source records
Each link states the assessment that connected the source row to this map. Name candidates remain candidates; no source statistic is silently assigned to the map.
- Ste. Geneviève de Pierrefonds, VL — 1921 · 1921_V1T16, row 1685 unique_contextual_name_candidate
- Ste. Geneviève de Pierrefonds — 1921 · 1921_V1T27, row 1684 unique_contextual_name_candidate
- Ste. Geneviève de Pierrefonds — 1921 · 1921_V1T38, row 1684 unique_contextual_name_candidate
Boundary intersections across censuses
These are computed polygon intersections in the equal-area CRS ESRI:102001. Fractions describe the area of the earlier and later polygons, respectively. They do not establish historical succession, and population has not been apportioned by area. All positive intersections are retained, including very small contributions.
| Other census representation | Years (earlier → later) | Overlap (m²) | Fraction of earlier area | Fraction of later area | Evidence |
|---|---|---|---|---|---|
| Ste. Geneviève · 1911 | 1911 → 1921 | 0.3813842824650337 | 9.067701081869569e-09 | 7.342250281715695e-07 | PARTIAL_OVERLAPHistorical succession verified: False |
| Ste. Geneviève vl · 1911 | 1911 → 1921 | 519437.35909596516 | 0.6085857240780498 | 0.9999990223786084 | LATER_WITHIN_EARLIERHistorical succession verified: False |