4145 rue Claude-Henri-Grignon vs 4335 rue Claude-Henri-Grignon
Data as of October 29, 2026 · updated every week
4145 rue Claude-Henri-Grignon is the older building (2004); 4335 rue Claude-Henri-Grignon was built in 2006. 4335 rue Claude-Henri-Grignon is assessed at $4,480,600, 87% more than 4145 rue Claude-Henri-Grignon ($2,400,400). Each has 4 building permits on record. Neither is in a flood zone.
| 4145 rue Claude-Henri-Grignon | 4335 rue Claude-Henri-Grignon | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Saint-Laurent | Montréal · Saint-Laurent |
| Built | 2004 | 2006 |
| Assessed (roll) | $2,400,400 | $4,480,600 |
| Since the previous roll | +25 % | +25 % |
| Welcome tax on that value | ≈ $52,475 | ≈ $132,120 |
| Lot | 729 m² | 1,292 m² |
| Floor area | 340 m² | 795 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | No |
| In a flood zone | No | No |
| Building permits on record | 4 · Mar 2016 | 4 · Sep 2017 |
| Findings | 3 Note | 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4145 rue Claude-Henri-Grignon Full report: 4335 rue Claude-Henri-Grignon