455-457 18e Avenue vs 485 18e Avenue
Data as of October 25, 2026 · updated every week
455-457 18e Avenue is the older building (1914); 485 18e Avenue was built in 1980. 485 18e Avenue is assessed at $3,721,300, 684% more than 455-457 18e Avenue ($474,800). 455-457 18e Avenue has 0 building permits on record, 485 18e Avenue has 3. Neither is in a flood zone.
| 455-457 18e Avenue | 485 18e Avenue | |
|---|---|---|
| Type | 2 dwellings | 24 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1914 | 1980 |
| Assessed (roll) | $474,800 | $3,721,300 |
| Since the previous roll | +26 % | +11 % |
| Welcome tax on that value | ≈ $5,233 | ≈ $101,748 |
| Lot | 193 m² | 3,626 m² |
| Floor area | 164 m² | 2,187 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 | 0 | 3 · Oct 2017 |
| Findings | 1 Check 5 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.