495-497 4e Avenue vs 637-647 4e Avenue
Data as of October 29, 2026 · updated every week
637-647 4e Avenue is the older building (1900); 495-497 4e Avenue was built in 1920. 637-647 4e Avenue is assessed at $1,488,800, 154% more than 495-497 4e Avenue ($585,000). 495-497 4e Avenue has 3 building permits on record, 637-647 4e Avenue has 4. Neither is in a flood zone.
| 495-497 4e Avenue | 637-647 4e Avenue | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1920 | ≈ 1900 |
| Assessed (roll) | $585,000 | $1,488,800 |
| Since the previous roll | +37 % | +10 % |
| Welcome tax on that value | ≈ $7,049 | ≈ $27,046 |
| Lot | 177 m² | 177 m² |
| Floor area | 146 m² | 73 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 3 · Oct 2021 | 4 · Apr 2026 |
| Findings | 2 Check 4 Note | 2 Check 2 Note |
| Nearest metro | — | Angrignon, 1.4 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 495-497 4e Avenue Full report: 637-647 4e Avenue