4243 rue Messier vs 305-4551 rue Messier
Data as of November 1, 2026 · updated every week
4243 rue Messier is the older building (1915); 305-4551 rue Messier was built in 2011. 4243 rue Messier is assessed at $579,400 and 305-4551 rue Messier at $870,300; one is a whole condo building, so the values do not compare directly. 4243 rue Messier has 3 building permits on record, 305-4551 rue Messier has 5. Neither is in a flood zone.
| 4243 rue Messier | 305-4551 rue Messier | |
|---|---|---|
| Type | Condo building, 2 units | Condo unit |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | 1915 | 2011 |
| Assessed (roll) | $579,400 | $870,300 |
| Since the previous roll | — | +10 % |
| Welcome tax on that value | ≈ $6,937 | ≈ $12,755 |
| Lot | — | — |
| Floor area | 151 m² | 133 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | No |
| In a flood zone | No | No |
| Building permits on record | 3 · Feb 2020 | 5 · Nov 2021 |
| Findings | 1 Serious 1 Check 5 Note | 4 Note |
| Nearest metro | Frontenac, 1.2 km | Préfontaine, 1.4 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4243 rue Messier Full report: 305-4551 rue Messier