420 18e Avenue vs 563-565 18e Avenue
Data as of October 29, 2026 · updated every week
420 18e Avenue is the older building (1900); 563-565 18e Avenue was built in 1957. 563-565 18e Avenue is assessed at $737,000, 42% more than 420 18e Avenue ($517,900). 420 18e Avenue has 5 building permits on record, 563-565 18e Avenue has 2. Neither is in a flood zone.
| 420 18e Avenue | 563-565 18e Avenue | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | ≈ 1900 | 1957 |
| Assessed (roll) | $517,900 | $737,000 |
| Since the previous roll | +19 % | +19 % |
| Welcome tax on that value | ≈ $5,879 | ≈ $10,089 |
| Lot | 279 m² | 218 m² |
| Floor area | 133 m² | 200 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 · Oct 2026 | 2 · Apr 2020 |
| Findings | 2 Check 4 Note | 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.