571 18e Avenue vs 650 18e Avenue
Data as of October 25, 2026 · updated every week
571 18e Avenue is the older building (1920); 650 18e Avenue was built in 1949. 650 18e Avenue is assessed at $823,600, 37% more than 571 18e Avenue ($603,000). 571 18e Avenue has 5 building permits on record, 650 18e Avenue has 0. Neither is in a flood zone.
| 571 18e Avenue | 650 18e Avenue | |
|---|---|---|
| Type | 2 dwellings | 3 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1920 | 1949 |
| Assessed (roll) | $603,000 | $823,600 |
| Since the previous roll | +30 % | +19 % |
| Welcome tax on that value | ≈ $7,409 | ≈ $11,821 |
| Lot | 295 m² | 450 m² |
| Floor area | 162 m² | 220 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | No |
| In a flood zone | No | No |
| Building permits on record | 5 · Mar 2012 | 0 |
| Findings | 1 Check 3 Note | 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.