644 avenue Belmont vs 646 avenue Belmont
Data as of October 29, 2026 · updated every week
646 avenue Belmont is the older building (1909); 644 avenue Belmont was built in 1912. 644 avenue Belmont is assessed at $2,497,300, 14% more than 646 avenue Belmont ($2,193,500). Neither has a building permit on record. Neither is in a flood zone.
| 644 avenue Belmont | 646 avenue Belmont | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1912 | 1909 |
| Assessed (roll) | $2,497,300 | $2,193,500 |
| Since the previous roll | +7 % | +7 % |
| Welcome tax on that value | ≈ $35,570 | ≈ $31,013 |
| Lot | 525 m² | 338 m² |
| Floor area | 281 m² | 189 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 | 0 |
| Findings | 2 Note | 1 Note |
| Nearest metro | Villa-Maria, 1.0 km | Villa-Maria, 1.0 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 644 avenue Belmont Full report: 646 avenue Belmont