412 avenue Roslyn vs 636 avenue Roslyn
Data as of October 29, 2026 · updated every week
636 avenue Roslyn is the older building (1910); 412 avenue Roslyn was built in 1912. 412 avenue Roslyn is assessed at $3,351,900, 13% more than 636 avenue Roslyn ($2,956,000). Neither has a building permit on record. Neither is in a flood zone.
| 412 avenue Roslyn | 636 avenue Roslyn | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1912 | 1910 |
| Assessed (roll) | $3,351,900 | $2,956,000 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $48,389 | ≈ $42,451 |
| Lot | 392 m² | 485 m² |
| Floor area | 265 m² | 424 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, 720 m | Villa-Maria, 850 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 412 avenue Roslyn Full report: 636 avenue Roslyn