5561 rue Viau vs 6643-6647 rue Viau
Data as of November 1, 2026 · updated every week
5561 rue Viau is the older building (1943); 6643-6647 rue Viau was built in 1954. 5561 rue Viau is assessed at $1,169,500, 32% more than 6643-6647 rue Viau ($886,400). Each has 3 building permits on record. Neither is in a flood zone.
| 5561 rue Viau | 6643-6647 rue Viau | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1943 | 1954 |
| Assessed (roll) | $1,169,500 | $886,400 |
| Since the previous roll | +23 % | +12 % |
| Welcome tax on that value | ≈ $19,063 | ≈ $13,077 |
| Lot | 446 m² | 350 m² |
| Floor area | 143 m² | 197 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 | 3 · Oct 2025 | 3 · May 2018 |
| Findings | 1 Check 2 Note | 1 Serious 4 Note |
| Nearest metro | De l'Assomption, 1.3 km | De l'Assomption, 2.2 km |
The full report for each address explains every finding and shows the full permit and value history.