5255-5257 12e Avenue vs 6551 12e Avenue
Data as of November 1, 2026 · updated every week
6551 12e Avenue is the older building (1928); 5255-5257 12e Avenue was built in 1959. 5255-5257 12e Avenue is assessed at $872,300, 59% more than 6551 12e Avenue ($547,100). 5255-5257 12e Avenue has 4 building permits on record, 6551 12e Avenue has 2. Neither is in a flood zone.
| 5255-5257 12e Avenue | 6551 12e Avenue | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1959 | 1928 |
| Assessed (roll) | $872,300 | $547,100 |
| Since the previous roll | +5 % | +15 % |
| Welcome tax on that value | ≈ $12,795 | ≈ $6,317 |
| Lot | 211 m² | 209 m² |
| Floor area | 204 m² | 88 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 | 4 · Feb 2026 | 2 · Sep 2026 |
| Findings | 1 Serious 1 Check 4 Note | 1 Serious 2 Check 2 Note |
| Nearest metro | Pie-IX, 1.5 km | Saint-Michel, 1.1 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 5255-5257 12e Avenue Full report: 6551 12e Avenue