329 avenue Roslyn vs 540 avenue Roslyn
Data as of October 29, 2026 · updated every week
329 avenue Roslyn is the older building (1909); 540 avenue Roslyn was built in 2004. 540 avenue Roslyn is assessed at $5,121,700, 167% more than 329 avenue Roslyn ($1,920,800). Neither has a building permit on record. Neither is in a flood zone.
| 329 avenue Roslyn | 540 avenue Roslyn | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1909 | 2004 |
| Assessed (roll) | $1,920,800 | $5,121,700 |
| Since the previous roll | +10 % | 0 % |
| Welcome tax on that value | ≈ $26,923 | ≈ $74,936 |
| Lot | 320 m² | 533 m² |
| Floor area | 193 m² | 441 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 | Vendôme, 710 m | Vendôme, 910 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 329 avenue Roslyn Full report: 540 avenue Roslyn