312-314 avenue Roslyn vs 380 avenue Roslyn
Data as of October 29, 2026 · updated every week
380 avenue Roslyn is the older building (1898); 312-314 avenue Roslyn was built in 1910. 380 avenue Roslyn is assessed at $2,680,700, 14% more than 312-314 avenue Roslyn ($2,352,200). Neither has a building permit on record. Neither is in a flood zone.
| 312-314 avenue Roslyn | 380 avenue Roslyn | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Westmount | Westmount |
| Built | 1910 | ≈ 1898 |
| Assessed (roll) | $2,352,200 | $2,680,700 |
| Since the previous roll | +2 % | +10 % |
| Welcome tax on that value | ≈ $33,394 | ≈ $38,321 |
| Lot | 516 m² | 340 m² |
| Floor area | 403 m² | 255 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 | 1 Note |
| Nearest metro | Vendôme, 650 m | Vendôme, 670 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 312-314 avenue Roslyn Full report: 380 avenue Roslyn