630 avenue Roslyn vs 671 avenue Roslyn
Data as of October 29, 2026 · updated every week
630 avenue Roslyn is the older building (1910); 671 avenue Roslyn was built in 1950. 630 avenue Roslyn is assessed at $2,999,000, 9% more than 671 avenue Roslyn ($2,742,800). Neither has a building permit on record. Neither is in a flood zone.
| 630 avenue Roslyn | 671 avenue Roslyn | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1910 | 1950 |
| Assessed (roll) | $2,999,000 | $2,742,800 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $43,096 | ≈ $39,253 |
| Lot | 596 m² | 700 m² |
| Floor area | 299 m² | 205 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, 850 m | Villa-Maria, 870 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 630 avenue Roslyn Full report: 671 avenue Roslyn