338-340 avenue Olivier vs 357 avenue Olivier
Data as of October 29, 2026 · updated every week
357 avenue Olivier is the older building (1890); 338-340 avenue Olivier was built in 1925. 357 avenue Olivier is assessed at $2,644,900, 19% more than 338-340 avenue Olivier ($2,231,600). Neither has a building permit on record. Neither is in a flood zone.
| 338-340 avenue Olivier | 357 avenue Olivier | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Westmount | Westmount |
| Built | 1925 | ≈ 1890 |
| Assessed (roll) | $2,231,600 | $2,644,900 |
| Since the previous roll | +2 % | +1 % |
| Welcome tax on that value | ≈ $31,585 | ≈ $37,784 |
| Lot | 374 m² | 306 m² |
| Floor area | 287 m² | 259 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 | Atwater, 610 m | Atwater, 560 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 338-340 avenue Olivier Full report: 357 avenue Olivier