4378 avenue Coloniale vs 4415-4425 avenue Coloniale
Data as of November 1, 2026 · updated every week
4378 avenue Coloniale is the older building (1885); 4415-4425 avenue Coloniale was built in 1915. 4415-4425 avenue Coloniale is assessed at $1,491,400, 52% more than 4378 avenue Coloniale ($978,900). 4378 avenue Coloniale has 5 building permits on record, 4415-4425 avenue Coloniale has 2. Neither is in a flood zone.
| 4378 avenue Coloniale | 4415-4425 avenue Coloniale | |
|---|---|---|
| Type | House or building | 6 dwellings |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | ≈ 1885 | 1915 |
| Assessed (roll) | $978,900 | $1,491,400 |
| Since the previous roll | +10 % | 0 % |
| Welcome tax on that value | ≈ $14,927 | ≈ $27,111 |
| Lot | 146 m² | 185 m² |
| Floor area | 143 m² | 371 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 | 5 · Jul 2025 | 2 · Feb 2021 |
| Findings | 1 Serious 2 Check 2 Note | 1 Serious 1 Check 5 Note |
| Nearest metro | Mont-Royal, 520 m | Mont-Royal, 480 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4378 avenue Coloniale Full report: 4415-4425 avenue Coloniale