550-552 7e Avenue vs 581 7e Avenue
Data as of October 25, 2026 · updated every week
581 7e Avenue is the older building (1923); 550-552 7e Avenue was built in 1950. 550-552 7e Avenue is assessed at $1,138,400, 170% more than 581 7e Avenue ($421,100). 550-552 7e Avenue has 6 building permits on record, 581 7e Avenue has 0. Neither is in a flood zone.
| 550-552 7e Avenue | 581 7e Avenue | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1950 | 1923 |
| Assessed (roll) | $1,138,400 | $421,100 |
| Since the previous roll | +23 % | +19 % |
| Welcome tax on that value | ≈ $18,286 | ≈ $4,427 |
| Lot | 348 m² | 166 m² |
| Floor area | 163 m² | 80 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 | 6 · Jun 2024 | 0 |
| Findings | 1 Serious 1 Check 2 Note | 1 Check 6 Note |
| Nearest metro | Laurier, 1.3 km | — |
The full report for each address explains every finding and shows the full permit and value history.