486 rue Prince-Arthur Ouest vs 645 rue Prince-Arthur Ouest
Data as of November 1, 2026 · updated every week
486 rue Prince-Arthur Ouest is the older building (1870); 645 rue Prince-Arthur Ouest was built in 1885. 486 rue Prince-Arthur Ouest is assessed at $719,700, 66% more than 645 rue Prince-Arthur Ouest ($433,700). 486 rue Prince-Arthur Ouest has 2 building permits on record, 645 rue Prince-Arthur Ouest has 5. Neither is in a flood zone.
| 486 rue Prince-Arthur Ouest | 645 rue Prince-Arthur Ouest | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 8 units |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | ≈ 1870 | ≈ 1885 |
| Assessed (roll) | $719,700 | $433,700 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $9,743 | ≈ $4,616 |
| Lot | — | — |
| Floor area | 109 m² | 666 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | Yes |
| In a flood zone | No | No |
| Building permits on record | 2 · Jul 2024 | 5 · May 2022 |
| Findings | 1 Check 5 Note | 2 Check 5 Note |
| Nearest metro | McGill, 650 m | McGill, 660 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 486 rue Prince-Arthur Ouest Full report: 645 rue Prince-Arthur Ouest