337 avenue Roslyn vs 551 avenue Roslyn
Data as of October 29, 2026 · updated every week
337 avenue Roslyn is the older building (1909); 551 avenue Roslyn was built in 1956. 551 avenue Roslyn is assessed at $2,121,100, 9% more than 337 avenue Roslyn ($1,950,100). Neither has a building permit on record. Neither is in a flood zone.
| 337 avenue Roslyn | 551 avenue Roslyn | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1909 | 1956 |
| Assessed (roll) | $1,950,100 | $2,121,100 |
| Since the previous roll | +10 % | 0 % |
| Welcome tax on that value | ≈ $27,362 | ≈ $29,927 |
| Lot | 320 m² | 567 m² |
| Floor area | 199 m² | 230 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 | 1 Note | 2 Note |
| Nearest metro | Vendôme, 710 m | Vendôme, 1.0 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 337 avenue Roslyn Full report: 551 avenue Roslyn