4378-4380 rue Cartier vs 5415-5423 rue Cartier
Data as of November 1, 2026 · updated every week
4378-4380 rue Cartier is the older building (1905); 5415-5423 rue Cartier was built in 1914. 5415-5423 rue Cartier is assessed at $1,160,000, 37% more than 4378-4380 rue Cartier ($849,300). 4378-4380 rue Cartier has 1 building permits on record, 5415-5423 rue Cartier has 0. Neither is in a flood zone.
| 4378-4380 rue Cartier | 5415-5423 rue Cartier | |
|---|---|---|
| Type | House or building | 5 dwellings |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | 1905 | 1914 |
| Assessed (roll) | $849,300 | $1,160,000 |
| Since the previous roll | −2 % | +5 % |
| Welcome tax on that value | ≈ $12,335 | ≈ $18,826 |
| Lot | 186 m² | 173 m² |
| Floor area | 144 m² | 352 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 1 · May 2023 | 0 |
| Findings | 1 Serious 1 Check 4 Note | 1 Serious 1 Check 3 Note |
| Nearest metro | Mont-Royal, 1.2 km | Laurier, 1.2 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4378-4380 rue Cartier Full report: 5415-5423 rue Cartier