454-456 6e Avenue vs 638-640 6e Avenue
Data as of October 29, 2026 · updated every week
638-640 6e Avenue is the older building (1960); 454-456 6e Avenue was built in 1965. 454-456 6e Avenue is assessed at $716,300, 3% more than 638-640 6e Avenue ($697,900). 454-456 6e Avenue has 0 building permits on record, 638-640 6e Avenue has 1. Neither is in a flood zone.
| 454-456 6e Avenue | 638-640 6e Avenue | |
|---|---|---|
| Type | 2 dwellings | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1965 | 1960 |
| Assessed (roll) | $716,300 | $697,900 |
| Since the previous roll | +19 % | +19 % |
| Welcome tax on that value | ≈ $9,675 | ≈ $9,307 |
| Lot | 174 m² | 167 m² |
| Floor area | 189 m² | 203 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | No |
| In a flood zone | No | No |
| Building permits on record | 0 | 1 · Aug 2006 |
| Findings | 1 Check 3 Note | 5 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 454-456 6e Avenue Full report: 638-640 6e Avenue